text: /* ***** BEGIN LICENSE BLOCK *****
   * Distributed under the BSD license:
   *
   * Copyright (c) 2010, Ajax.org B.V.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *     * Redistributions of source code must retain the above copyright
   *       notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above copyright
   *       notice, this list of conditions and the following disclaimer in the
   *       documentation and/or other materials provided with the distribution.
   *     * Neither the name of Ajax.org B.V. nor the
   *       names of its contributors may be used to endorse or promote products
   *       derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED. IN NO EVENT SHALL AJAX.ORG B.V. BE LIABLE FOR ANY
   * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
   * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
   * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   *
   * ***** END LICENSE BLOCK ***** */
  
  /**
   * Define a module along with a payload
   * @param module a name for the payload
   * @param payload a function to call with (require, exports, module) params
   */
  
  (function() {
  
  var ACE_NAMESPACE = "ace";
  
  var global = (function() { return this; })();
  if (!global && typeof window != "undefined") global = window; // strict mode
  
  
  if (!ACE_NAMESPACE && typeof requirejs !== "undefined")
      return;
  
  
  var define = function(module, deps, payload) {
      if (typeof module !== "string") {
          if (define.original)
              define.original.apply(this, arguments);
          else {
              console.error("dropping module because define wasn\'t a string.");
              console.trace();
          }
          return;
      }
      if (arguments.length == 2)
          payload = deps;
      if (!define.modules[module]) {
          define.payloads[module] = payload;
          define.modules[module] = null;
      }
  };
  
  define.modules = {};
  define.payloads = {};
  
  /**
   * Get at functionality define()ed using the function above
   */
  var _require = function(parentId, module, callback) {
      if (typeof module === "string") {
          var payload = lookup(parentId, module);
          if (payload != undefined) {
              callback && callback();
              return payload;
          }
      } else if (Object.prototype.toString.call(module) === "[object Array]") {
          var params = [];
          for (var i = 0, l = module.length; i < l; ++i) {
              var dep = lookup(parentId, module[i]);
              if (dep == undefined && require.original)
                  return;
              params.push(dep);
          }
          return callback && callback.apply(null, params) || true;
      }
  };
  
  var require = function(module, callback) {
      var packagedModule = _require("", module, callback);
      if (packagedModule == undefined && require.original)
          return require.original.apply(this, arguments);
      return packagedModule;
  };
  
  var normalizeModule = function(parentId, moduleName) {
      // normalize plugin requires
      if (moduleName.indexOf("!") !== -1) {
          var chunks = moduleName.split("!");
          return normalizeModule(parentId, chunks[0]) + "!" + normalizeModule(parentId, chunks[1]);
      }
      // normalize relative requires
      if (moduleName.charAt(0) == ".") {
          var base = parentId.split("/").slice(0, -1).join("/");
          moduleName = base + "/" + moduleName;
  
          while(moduleName.indexOf(".") !== -1 && previous != moduleName) {
              var previous = moduleName;
              moduleName = moduleName.replace(/\/\.\//, "/").replace(/[^\/]+\/\.\.\//, "");
          }
      }
      return moduleName;
  };
  
  /**
   * Internal function to lookup moduleNames and resolve them by calling the
   * definition function if needed.
   */
  var lookup = function(parentId, moduleName) {
      moduleName = normalizeModule(parentId, moduleName);
  
      var module = define.modules[moduleName];
      if (!module) {
          module = define.payloads[moduleName];
          if (typeof module === 'function') {
              var exports = {};
              var mod = {
                  id: moduleName,
                  uri: '',
                  exports: exports,
                  packaged: true
              };
  
              var req = function(module, callback) {
                  return _require(moduleName, module, callback);
              };
  
              var returnValue = module(req, exports, mod);
              exports = returnValue || mod.exports;
              define.modules[moduleName] = exports;
              delete define.payloads[moduleName];
          }
          module = define.modules[moduleName] = exports || module;
      }
      return module;
  };
  
  function exportAce(ns) {
      var root = global;
      if (ns) {
          if (!global[ns])
              global[ns] = {};
          root = global[ns];
      }
  
      if (!root.define || !root.define.packaged) {
          define.original = root.define;
          root.define = define;
          root.define.packaged = true;
      }
  
      if (!root.require || !root.require.packaged) {
          require.original = root.require;
          root.require = require;
          root.require.packaged = true;
      }
  }
  
  exportAce(ACE_NAMESPACE);
  
  })();
  
  ace.define("ace/lib/regexp",["require","exports","module"], function(require, exports, module) {
  "use strict";
  
      var real = {
              exec: RegExp.prototype.exec,
              test: RegExp.prototype.test,
              match: String.prototype.match,
              replace: String.prototype.replace,
              split: String.prototype.split
          },
          compliantExecNpcg = real.exec.call(/()??/, "")[1] === undefined, // check `exec` handling of nonparticipating capturing groups
          compliantLastIndexIncrement = function () {
              var x = /^/g;
              real.test.call(x, "");
              return !x.lastIndex;
          }();
  
      if (compliantLastIndexIncrement && compliantExecNpcg)
          return;
      RegExp.prototype.exec = function (str) {
          var match = real.exec.apply(this, arguments),
              name, r2;
          if ( typeof(str) == 'string' && match) {
              if (!compliantExecNpcg && match.length > 1 && indexOf(match, "") > -1) {
                  r2 = RegExp(this.source, real.replace.call(getNativeFlags(this), "g", ""));
                  real.replace.call(str.slice(match.index), r2, function () {
                      for (var i = 1; i < arguments.length - 2; i++) {
                          if (arguments[i] === undefined)
                              match[i] = undefined;
                      }
                  });
              }
              if (this._xregexp && this._xregexp.captureNames) {
                  for (var i = 1; i < match.length; i++) {
                      name = this._xregexp.captureNames[i - 1];
                      if (name)
                         match[name] = match[i];
                  }
              }
              if (!compliantLastIndexIncrement && this.global && !match[0].length && (this.lastIndex > match.index))
                  this.lastIndex--;
          }
          return match;
      };
      if (!compliantLastIndexIncrement) {
          RegExp.prototype.test = function (str) {
              var match = real.exec.call(this, str);
              if (match && this.global && !match[0].length && (this.lastIndex > match.index))
                  this.lastIndex--;
              return !!match;
          };
      }
  
      function getNativeFlags (regex) {
          return (regex.global     ? "g" : "") +
                 (regex.ignoreCase ? "i" : "") +
                 (regex.multiline  ? "m" : "") +
                 (regex.extended   ? "x" : "") + // Proposed for ES4; included in AS3
                 (regex.sticky     ? "y" : "");
      }
  
      function indexOf (array, item, from) {
          if (Array.prototype.indexOf) // Use the native array method if available
              return array.indexOf(item, from);
          for (var i = from || 0; i < array.length; i++) {
              if (array[i] === item)
                  return i;
          }
          return -1;
      }
  
  });
  
  ace.define("ace/lib/es5-shim",["require","exports","module"], function(require, exports, module) {
  
  function Empty() {}
  
  if (!Function.prototype.bind) {
      Function.prototype.bind = function bind(that) { // .length is 1
          var target = this;
          if (typeof target != "function") {
              throw new TypeError("Function.prototype.bind called on incompatible " + target);
          }
          var args = slice.call(arguments, 1); // for normal call
          var bound = function () {
  
              if (this instanceof bound) {
  
                  var result = target.apply(
                      this,
                      args.concat(slice.call(arguments))
                  );
                  if (Object(result) === result) {
                      return result;
                  }
                  return this;
  
              } else {
                  return target.apply(
                      that,
                      args.concat(slice.call(arguments))
                  );
  
              }
  
          };
          if(target.prototype) {
              Empty.prototype = target.prototype;
              bound.prototype = new Empty();
              Empty.prototype = null;
          }
          return bound;
      };
  }
  var call = Function.prototype.call;
  var prototypeOfArray = Array.prototype;
  var prototypeOfObject = Object.prototype;
  var slice = prototypeOfArray.slice;
  var _toString = call.bind(prototypeOfObject.toString);
  var owns = call.bind(prototypeOfObject.hasOwnProperty);
  var defineGetter;
  var defineSetter;
  var lookupGetter;
  var lookupSetter;
  var supportsAccessors;
  if ((supportsAccessors = owns(prototypeOfObject, "__defineGetter__"))) {
      defineGetter = call.bind(prototypeOfObject.__defineGetter__);
      defineSetter = call.bind(prototypeOfObject.__defineSetter__);
      lookupGetter = call.bind(prototypeOfObject.__lookupGetter__);
      lookupSetter = call.bind(prototypeOfObject.__lookupSetter__);
  }
  if ([1,2].splice(0).length != 2) {
      if(function() { // test IE < 9 to splice bug - see issue #138
          function makeArray(l) {
              var a = new Array(l+2);
              a[0] = a[1] = 0;
              return a;
          }
          var array = [], lengthBefore;
          
          array.splice.apply(array, makeArray(20));
          array.splice.apply(array, makeArray(26));
  
          lengthBefore = array.length; //46
          array.splice(5, 0, "XXX"); // add one element
  
          lengthBefore + 1 == array.length
  
          if (lengthBefore + 1 == array.length) {
              return true;// has right splice implementation without bugs
          }
      }()) {//IE 6/7
          var array_splice = Array.prototype.splice;
          Array.prototype.splice = function(start, deleteCount) {
              if (!arguments.length) {
                  return [];
              } else {
                  return array_splice.apply(this, [
                      start === void 0 ? 0 : start,
                      deleteCount === void 0 ? (this.length - start) : deleteCount
                  ].concat(slice.call(arguments, 2)))
              }
          };
      } else {//IE8
          Array.prototype.splice = function(pos, removeCount){
              var length = this.length;
              if (pos > 0) {
                  if (pos > length)
                      pos = length;
              } else if (pos == void 0) {
                  pos = 0;
              } else if (pos < 0) {
                  pos = Math.max(length + pos, 0);
              }
  
              if (!(pos+removeCount < length))
                  removeCount = length - pos;
  
              var removed = this.slice(pos, pos+removeCount);
              var insert = slice.call(arguments, 2);
              var add = insert.length;            
              if (pos === length) {
                  if (add) {
                      this.push.apply(this, insert);
                  }
              } else {
                  var remove = Math.min(removeCount, length - pos);
                  var tailOldPos = pos + remove;
                  var tailNewPos = tailOldPos + add - remove;
                  var tailCount = length - tailOldPos;
                  var lengthAfterRemove = length - remove;
  
                  if (tailNewPos < tailOldPos) { // case A
                      for (var i = 0; i < tailCount; ++i) {
                          this[tailNewPos+i] = this[tailOldPos+i];
                      }
                  } else if (tailNewPos > tailOldPos) { // case B
                      for (i = tailCount; i--; ) {
                          this[tailNewPos+i] = this[tailOldPos+i];
                      }
                  } // else, add == remove (nothing to do)
  
                  if (add && pos === lengthAfterRemove) {
                      this.length = lengthAfterRemove; // truncate array
                      this.push.apply(this, insert);
                  } else {
                      this.length = lengthAfterRemove + add; // reserves space
                      for (i = 0; i < add; ++i) {
                          this[pos+i] = insert[i];
                      }
                  }
              }
              return removed;
          };
      }
  }
  if (!Array.isArray) {
      Array.isArray = function isArray(obj) {
          return _toString(obj) == "[object Array]";
      };
  }
  var boxedString = Object("a"),
      splitString = boxedString[0] != "a" || !(0 in boxedString);
  
  if (!Array.prototype.forEach) {
      Array.prototype.forEach = function forEach(fun /*, thisp*/) {
          var object = toObject(this),
              self = splitString && _toString(this) == "[object String]" ?
                  this.split("") :
                  object,
              thisp = arguments[1],
              i = -1,
              length = self.length >>> 0;
          if (_toString(fun) != "[object Function]") {
              throw new TypeError(); // TODO message
          }
  
          while (++i < length) {
              if (i in self) {
                  fun.call(thisp, self[i], i, object);
              }
          }
      };
  }
  if (!Array.prototype.map) {
      Array.prototype.map = function map(fun /*, thisp*/) {
          var object = toObject(this),
              self = splitString && _toString(this) == "[object String]" ?
                  this.split("") :
                  object,
              length = self.length >>> 0,
              result = Array(length),
              thisp = arguments[1];
          if (_toString(fun) != "[object Function]") {
              throw new TypeError(fun + " is not a function");
          }
  
          for (var i = 0; i < length; i++) {
              if (i in self)
                  result[i] = fun.call(thisp, self[i], i, object);
          }
          return result;
      };
  }
  if (!Array.prototype.filter) {
      Array.prototype.filter = function filter(fun /*, thisp */) {
          var object = toObject(this),
              self = splitString && _toString(this) == "[object String]" ?
                  this.split("") :
                      object,
              length = self.length >>> 0,
              result = [],
              value,
              thisp = arguments[1];
          if (_toString(fun) != "[object Function]") {
              throw new TypeError(fun + " is not a function");
          }
  
          for (var i = 0; i < length; i++) {
              if (i in self) {
                  value = self[i];
                  if (fun.call(thisp, value, i, object)) {
                      result.push(value);
                  }
              }
          }
          return result;
      };
  }
  if (!Array.prototype.every) {
      Array.prototype.every = function every(fun /*, thisp */) {
          var object = toObject(this),
              self = splitString && _toString(this) == "[object String]" ?
                  this.split("") :
                  object,
              length = self.length >>> 0,
              thisp = arguments[1];
          if (_toString(fun) != "[object Function]") {
              throw new TypeError(fun + " is not a function");
          }
  
          for (var i = 0; i < length; i++) {
              if (i in self && !fun.call(thisp, self[i], i, object)) {
                  return false;
              }
          }
          return true;
      };
  }
  if (!Array.prototype.some) {
      Array.prototype.some = function some(fun /*, thisp */) {
          var object = toObject(this),
              self = splitString && _toString(this) == "[object String]" ?
                  this.split("") :
                  object,
              length = self.length >>> 0,
              thisp = arguments[1];
          if (_toString(fun) != "[object Function]") {
              throw new TypeError(fun + " is not a function");
          }
  
          for (var i = 0; i < length; i++) {
              if (i in self && fun.call(thisp, self[i], i, object)) {
                  return true;
              }
          }
          return false;
      };
  }
  if (!Array.prototype.reduce) {
      Array.prototype.reduce = function reduce(fun /*, initial*/) {
          var object = toObject(this),
              self = splitString && _toString(this) == "[object String]" ?
                  this.split("") :
                  object,
              length = self.length >>> 0;
          if (_toString(fun) != "[object Function]") {
              throw new TypeError(fun + " is not a function");
          }
          if (!length && arguments.length == 1) {
              throw new TypeError("reduce of empty array with no initial value");
          }
  
          var i = 0;
          var result;
          if (arguments.length >= 2) {
              result = arguments[1];
          } else {
              do {
                  if (i in self) {
                      result = self[i++];
                      break;
                  }
                  if (++i >= length) {
                      throw new TypeError("reduce of empty array with no initial value");
                  }
              } while (true);
          }
  
          for (; i < length; i++) {
              if (i in self) {
                  result = fun.call(void 0, result, self[i], i, object);
              }
          }
  
          return result;
      };
  }
  if (!Array.prototype.reduceRight) {
      Array.prototype.reduceRight = function reduceRight(fun /*, initial*/) {
          var object = toObject(this),
              self = splitString && _toString(this) == "[object String]" ?
                  this.split("") :
                  object,
              length = self.length >>> 0;
          if (_toString(fun) != "[object Function]") {
              throw new TypeError(fun + " is not a function");
          }
          if (!length && arguments.length == 1) {
              throw new TypeError("reduceRight of empty array with no initial value");
          }
  
          var result, i = length - 1;
          if (arguments.length >= 2) {
              result = arguments[1];
          } else {
              do {
                  if (i in self) {
                      result = self[i--];
                      break;
                  }
                  if (--i < 0) {
                      throw new TypeError("reduceRight of empty array with no initial value");
                  }
              } while (true);
          }
  
          do {
              if (i in this) {
                  result = fun.call(void 0, result, self[i], i, object);
              }
          } while (i--);
  
          return result;
      };
  }
  if (!Array.prototype.indexOf || ([0, 1].indexOf(1, 2) != -1)) {
      Array.prototype.indexOf = function indexOf(sought /*, fromIndex */ ) {
          var self = splitString && _toString(this) == "[object String]" ?
                  this.split("") :
                  toObject(this),
              length = self.length >>> 0;
  
          if (!length) {
              return -1;
          }
  
          var i = 0;
          if (arguments.length > 1) {
              i = toInteger(arguments[1]);
          }
          i = i >= 0 ? i : Math.max(0, length + i);
          for (; i < length; i++) {
              if (i in self && self[i] === sought) {
                  return i;
              }
          }
          return -1;
      };
  }
  if (!Array.prototype.lastIndexOf || ([0, 1].lastIndexOf(0, -3) != -1)) {
      Array.prototype.lastIndexOf = function lastIndexOf(sought /*, fromIndex */) {
          var self = splitString && _toString(this) == "[object String]" ?
                  this.split("") :
                  toObject(this),
              length = self.length >>> 0;
  
          if (!length) {
              return -1;
          }
          var i = length - 1;
          if (arguments.length > 1) {
              i = Math.min(i, toInteger(arguments[1]));
          }
          i = i >= 0 ? i : length - Math.abs(i);
          for (; i >= 0; i--) {
              if (i in self && sought === self[i]) {
                  return i;
              }
          }
          return -1;
      };
  }
  if (!Object.getPrototypeOf) {
      Object.getPrototypeOf = function getPrototypeOf(object) {
          return object.__proto__ || (
              object.constructor ?
              object.constructor.prototype :
              prototypeOfObject
          );
      };
  }
  if (!Object.getOwnPropertyDescriptor) {
      var ERR_NON_OBJECT = "Object.getOwnPropertyDescriptor called on a " +
                           "non-object: ";
      Object.getOwnPropertyDescriptor = function getOwnPropertyDescriptor(object, property) {
          if ((typeof object != "object" && typeof object != "function") || object === null)
              throw new TypeError(ERR_NON_OBJECT + object);
          if (!owns(object, property))
              return;
  
          var descriptor, getter, setter;
          descriptor =  { enumerable: true, configurable: true };
          if (supportsAccessors) {
              var prototype = object.__proto__;
              object.__proto__ = prototypeOfObject;
  
              var getter = lookupGetter(object, property);
              var setter = lookupSetter(object, property);
              object.__proto__ = prototype;
  
              if (getter || setter) {
                  if (getter) descriptor.get = getter;
                  if (setter) descriptor.set = setter;
                  return descriptor;
              }
          }
          descriptor.value = object[property];
          return descriptor;
      };
  }
  if (!Object.getOwnPropertyNames) {
      Object.getOwnPropertyNames = function getOwnPropertyNames(object) {
          return Object.keys(object);
      };
  }
  if (!Object.create) {
      var createEmpty;
      if (Object.prototype.__proto__ === null) {
          createEmpty = function () {
              return { "__proto__": null };
          };
      } else {
          createEmpty = function () {
              var empty = {};
              for (var i in empty)
                  empty[i] = null;
              empty.constructor =
              empty.hasOwnProperty =
              empty.propertyIsEnumerable =
              empty.isPrototypeOf =
              empty.toLocaleString =
              empty.toString =
              empty.valueOf =
              empty.__proto__ = null;
              return empty;
          }
      }
  
      Object.create = function create(prototype, properties) {
          var object;
          if (prototype === null) {
              object = createEmpty();
          } else {
              if (typeof prototype != "object")
                  throw new TypeError("typeof prototype["+(typeof prototype)+"] != 'object'");
              var Type = function () {};
              Type.prototype = prototype;
              object = new Type();
              object.__proto__ = prototype;
          }
          if (properties !== void 0)
              Object.defineProperties(object, properties);
          return object;
      };
  }
  
  function doesDefinePropertyWork(object) {
      try {
          Object.defineProperty(object, "sentinel", {});
          return "sentinel" in object;
      } catch (exception) {
      }
  }
  if (Object.defineProperty) {
      var definePropertyWorksOnObject = doesDefinePropertyWork({});
      var definePropertyWorksOnDom = typeof document == "undefined" ||
          doesDefinePropertyWork(document.createElement("div"));
      if (!definePropertyWorksOnObject || !definePropertyWorksOnDom) {
          var definePropertyFallback = Object.defineProperty;
      }
  }
  
  if (!Object.defineProperty || definePropertyFallback) {
      var ERR_NON_OBJECT_DESCRIPTOR = "Property description must be an object: ";
      var ERR_NON_OBJECT_TARGET = "Object.defineProperty called on non-object: "
      var ERR_ACCESSORS_NOT_SUPPORTED = "getters & setters can not be defined " +
                                        "on this javascript engine";
  
      Object.defineProperty = function defineProperty(object, property, descriptor) {
          if ((typeof object != "object" && typeof object != "function") || object === null)
              throw new TypeError(ERR_NON_OBJECT_TARGET + object);
          if ((typeof descriptor != "object" && typeof descriptor != "function") || descriptor === null)
              throw new TypeError(ERR_NON_OBJECT_DESCRIPTOR + descriptor);
          if (definePropertyFallback) {
              try {
                  return definePropertyFallback.call(Object, object, property, descriptor);
              } catch (exception) {
              }
          }
          if (owns(descriptor, "value")) {
  
              if (supportsAccessors && (lookupGetter(object, property) ||
                                        lookupSetter(object, property)))
              {
                  var prototype = object.__proto__;
                  object.__proto__ = prototypeOfObject;
                  delete object[property];
                  object[property] = descriptor.value;
                  object.__proto__ = prototype;
              } else {
                  object[property] = descriptor.value;
              }
          } else {
              if (!supportsAccessors)
                  throw new TypeError(ERR_ACCESSORS_NOT_SUPPORTED);
              if (owns(descriptor, "get"))
                  defineGetter(object, property, descriptor.get);
              if (owns(descriptor, "set"))
                  defineSetter(object, property, descriptor.set);
          }
  
          return object;
      };
  }
  if (!Object.defineProperties) {
      Object.defineProperties = function defineProperties(object, properties) {
          for (var property in properties) {
              if (owns(properties, property))
                  Object.defineProperty(object, property, properties[property]);
          }
          return object;
      };
  }
  if (!Object.seal) {
      Object.seal = function seal(object) {
          return object;
      };
  }
  if (!Object.freeze) {
      Object.freeze = function freeze(object) {
          return object;
      };
  }
  try {
      Object.freeze(function () {});
  } catch (exception) {
      Object.freeze = (function freeze(freezeObject) {
          return function freeze(object) {
              if (typeof object == "function") {
                  return object;
              } else {
                  return freezeObject(object);
              }
          };
      })(Object.freeze);
  }
  if (!Object.preventExtensions) {
      Object.preventExtensions = function preventExtensions(object) {
          return object;
      };
  }
  if (!Object.isSealed) {
      Object.isSealed = function isSealed(object) {
          return false;
      };
  }
  if (!Object.isFrozen) {
      Object.isFrozen = function isFrozen(object) {
          return false;
      };
  }
  if (!Object.isExtensible) {
      Object.isExtensible = function isExtensible(object) {
          if (Object(object) === object) {
              throw new TypeError(); // TODO message
          }
          var name = '';
          while (owns(object, name)) {
              name += '?';
          }
          object[name] = true;
          var returnValue = owns(object, name);
          delete object[name];
          return returnValue;
      };
  }
  if (!Object.keys) {
      var hasDontEnumBug = true,
          dontEnums = [
              "toString",
              "toLocaleString",
              "valueOf",
              "hasOwnProperty",
              "isPrototypeOf",
              "propertyIsEnumerable",
              "constructor"
          ],
          dontEnumsLength = dontEnums.length;
  
      for (var key in {"toString": null}) {
          hasDontEnumBug = false;
      }
  
      Object.keys = function keys(object) {
  
          if (
              (typeof object != "object" && typeof object != "function") ||
              object === null
          ) {
              throw new TypeError("Object.keys called on a non-object");
          }
  
          var keys = [];
          for (var name in object) {
              if (owns(object, name)) {
                  keys.push(name);
              }
          }
  
          if (hasDontEnumBug) {
              for (var i = 0, ii = dontEnumsLength; i < ii; i++) {
                  var dontEnum = dontEnums[i];
                  if (owns(object, dontEnum)) {
                      keys.push(dontEnum);
                  }
              }
          }
          return keys;
      };
  
  }
  if (!Date.now) {
      Date.now = function now() {
          return new Date().getTime();
      };
  }
  var ws = "\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003" +
      "\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028" +
      "\u2029\uFEFF";
  if (!String.prototype.trim || ws.trim()) {
      ws = "[" + ws + "]";
      var trimBeginRegexp = new RegExp("^" + ws + ws + "*"),
          trimEndRegexp = new RegExp(ws + ws + "*$");
      String.prototype.trim = function trim() {
          return String(this).replace(trimBeginRegexp, "").replace(trimEndRegexp, "");
      };
  }
  
  function toInteger(n) {
      n = +n;
      if (n !== n) { // isNaN
          n = 0;
      } else if (n !== 0 && n !== (1/0) && n !== -(1/0)) {
          n = (n > 0 || -1) * Math.floor(Math.abs(n));
      }
      return n;
  }
  
  function isPrimitive(input) {
      var type = typeof input;
      return (
          input === null ||
          type === "undefined" ||
          type === "boolean" ||
          type === "number" ||
          type === "string"
      );
  }
  
  function toPrimitive(input) {
      var val, valueOf, toString;
      if (isPrimitive(input)) {
          return input;
      }
      valueOf = input.valueOf;
      if (typeof valueOf === "function") {
          val = valueOf.call(input);
          if (isPrimitive(val)) {
              return val;
          }
      }
      toString = input.toString;
      if (typeof toString === "function") {
          val = toString.call(input);
          if (isPrimitive(val)) {
              return val;
          }
      }
      throw new TypeError();
  }
  var toObject = function (o) {
      if (o == null) { // this matches both null and undefined
          throw new TypeError("can't convert "+o+" to object");
      }
      return Object(o);
  };
  
  });
  
  ace.define("ace/lib/fixoldbrowsers",["require","exports","module","ace/lib/regexp","ace/lib/es5-shim"], function(require, exports, module) {
  "use strict";
  
  require("./regexp");
  require("./es5-shim");
  
  });
  
  ace.define("ace/lib/dom",["require","exports","module"], function(require, exports, module) {
  "use strict";
  
  var XHTML_NS = "http://www.w3.org/1999/xhtml";
  
  exports.getDocumentHead = function(doc) {
      if (!doc)
          doc = document;
      return doc.head || doc.getElementsByTagName("head")[0] || doc.documentElement;
  };
  
  exports.createElement = function(tag, ns) {
      return document.createElementNS ?
             document.createElementNS(ns || XHTML_NS, tag) :
             document.createElement(tag);
  };
  
  exports.hasCssClass = function(el, name) {
      var classes = (el.className || "").split(/\s+/g);
      return classes.indexOf(name) !== -1;
  };
  exports.addCssClass = function(el, name) {
      if (!exports.hasCssClass(el, name)) {
          el.className += " " + name;
      }
  };
  exports.removeCssClass = function(el, name) {
      var classes = el.className.split(/\s+/g);
      while (true) {
          var index = classes.indexOf(name);
          if (index == -1) {
              break;
          }
          classes.splice(index, 1);
      }
      el.className = classes.join(" ");
  };
  
  exports.toggleCssClass = function(el, name) {
      var classes = el.className.split(/\s+/g), add = true;
      while (true) {
          var index = classes.indexOf(name);
          if (index == -1) {
              break;
          }
          add = false;
          classes.splice(index, 1);
      }
      if (add)
          classes.push(name);
  
      el.className = classes.join(" ");
      return add;
  };
  exports.setCssClass = function(node, className, include) {
      if (include) {
          exports.addCssClass(node, className);
      } else {
          exports.removeCssClass(node, className);
      }
  };
  
  exports.hasCssString = function(id, doc) {
      var index = 0, sheets;
      doc = doc || document;
  
      if (doc.createStyleSheet && (sheets = doc.styleSheets)) {
          while (index < sheets.length)
              if (sheets[index++].owningElement.id === id) return true;
      } else if ((sheets = doc.getElementsByTagName("style"))) {
          while (index < sheets.length)
              if (sheets[index++].id === id) return true;
      }
  
      return false;
  };
  
  exports.importCssString = function importCssString(cssText, id, doc) {
      doc = doc || document;
      if (id && exports.hasCssString(id, doc))
          return null;
      
      var style;
      
      if (id)
          cssText += "\n/*# sourceURL=ace/css/" + id + " */";
      
      if (doc.createStyleSheet) {
          style = doc.createStyleSheet();
          style.cssText = cssText;
          if (id)
              style.owningElement.id = id;
      } else {
          style = exports.createElement("style");
          style.appendChild(doc.createTextNode(cssText));
          if (id)
              style.id = id;
  
          exports.getDocumentHead(doc).appendChild(style);
      }
  };
  
  exports.importCssStylsheet = function(uri, doc) {
      if (doc.createStyleSheet) {
          doc.createStyleSheet(uri);
      } else {
          var link = exports.createElement('link');
          link.rel = 'stylesheet';
          link.href = uri;
  
          exports.getDocumentHead(doc).appendChild(link);
      }
  };
  
  exports.getInnerWidth = function(element) {
      return (
          parseInt(exports.computedStyle(element, "paddingLeft"), 10) +
          parseInt(exports.computedStyle(element, "paddingRight"), 10) + 
          element.clientWidth
      );
  };
  
  exports.getInnerHeight = function(element) {
      return (
          parseInt(exports.computedStyle(element, "paddingTop"), 10) +
          parseInt(exports.computedStyle(element, "paddingBottom"), 10) +
          element.clientHeight
      );
  };
  
  exports.scrollbarWidth = function(document) {
      var inner = exports.createElement("ace_inner");
      inner.style.width = "100%";
      inner.style.minWidth = "0px";
      inner.style.height = "200px";
      inner.style.display = "block";
  
      var outer = exports.createElement("ace_outer");
      var style = outer.style;
  
      style.position = "absolute";
      style.left = "-10000px";
      style.overflow = "hidden";
      style.width = "200px";
      style.minWidth = "0px";
      style.height = "150px";
      style.display = "block";
  
      outer.appendChild(inner);
  
      var body = document.documentElement;
      body.appendChild(outer);
  
      var noScrollbar = inner.offsetWidth;
  
      style.overflow = "scroll";
      var withScrollbar = inner.offsetWidth;
  
      if (noScrollbar == withScrollbar) {
          withScrollbar = outer.clientWidth;
      }
  
      body.removeChild(outer);
  
      return noScrollbar-withScrollbar;
  };
  
  if (typeof document == "undefined") {
      exports.importCssString = function() {};
      return;
  }
  
  if (window.pageYOffset !== undefined) {
      exports.getPageScrollTop = function() {
          return window.pageYOffset;
      };
  
      exports.getPageScrollLeft = function() {
          return window.pageXOffset;
      };
  }
  else {
      exports.getPageScrollTop = function() {
          return document.body.scrollTop;
      };
  
      exports.getPageScrollLeft = function() {
          return document.body.scrollLeft;
      };
  }
  
  if (window.getComputedStyle)
      exports.computedStyle = function(element, style) {
          if (style)
              return (window.getComputedStyle(element, "") || {})[style] || "";
          return window.getComputedStyle(element, "") || {};
      };
  else
      exports.computedStyle = function(element, style) {
          if (style)
              return element.currentStyle[style];
          return element.currentStyle;
      };
  exports.setInnerHtml = function(el, innerHtml) {
      var element = el.cloneNode(false);//document.createElement("div");
      element.innerHTML = innerHtml;
      el.parentNode.replaceChild(element, el);
      return element;
  };
  
  if ("textContent" in document.documentElement) {
      exports.setInnerText = function(el, innerText) {
          el.textContent = innerText;
      };
  
      exports.getInnerText = function(el) {
          return el.textContent;
      };
  }
  else {
      exports.setInnerText = function(el, innerText) {
          el.innerText = innerText;
      };
  
      exports.getInnerText = function(el) {
          return el.innerText;
      };
  }
  
  exports.getParentWindow = function(document) {
      return document.defaultView || document.parentWindow;
  };
  
  });
  
  ace.define("ace/lib/oop",["require","exports","module"], function(require, exports, module) {
  "use strict";
  
  exports.inherits = function(ctor, superCtor) {
      ctor.super_ = superCtor;
      ctor.prototype = Object.create(superCtor.prototype, {
          constructor: {
              value: ctor,
              enumerable: false,
              writable: true,
              configurable: true
          }
      });
  };
  
  exports.mixin = function(obj, mixin) {
      for (var key in mixin) {
          obj[key] = mixin[key];
      }
      return obj;
  };
  
  exports.implement = function(proto, mixin) {
      exports.mixin(proto, mixin);
  };
  
  });
  
  ace.define("ace/lib/keys",["require","exports","module","ace/lib/fixoldbrowsers","ace/lib/oop"], function(require, exports, module) {
  "use strict";
  
  require("./fixoldbrowsers");
  
  var oop = require("./oop");
  var Keys = (function() {
      var ret = {
          MODIFIER_KEYS: {
              16: 'Shift', 17: 'Ctrl', 18: 'Alt', 224: 'Meta'
          },
  
          KEY_MODS: {
              "ctrl": 1, "alt": 2, "option" : 2, "shift": 4,
              "super": 8, "meta": 8, "command": 8, "cmd": 8
          },
  
          FUNCTION_KEYS : {
              8  : "Backspace",
              9  : "Tab",
              13 : "Return",
              19 : "Pause",
              27 : "Esc",
              32 : "Space",
              33 : "PageUp",
              34 : "PageDown",
              35 : "End",
              36 : "Home",
              37 : "Left",
              38 : "Up",
              39 : "Right",
              40 : "Down",
              44 : "Print",
              45 : "Insert",
              46 : "Delete",
              96 : "Numpad0",
              97 : "Numpad1",
              98 : "Numpad2",
              99 : "Numpad3",
              100: "Numpad4",
              101: "Numpad5",
              102: "Numpad6",
              103: "Numpad7",
              104: "Numpad8",
              105: "Numpad9",
              '-13': "NumpadEnter",
              112: "F1",
              113: "F2",
              114: "F3",
              115: "F4",
              116: "F5",
              117: "F6",
              118: "F7",
              119: "F8",
              120: "F9",
              121: "F10",
              122: "F11",
              123: "F12",
              144: "Numlock",
              145: "Scrolllock"
          },
  
          PRINTABLE_KEYS: {
             32: ' ',  48: '0',  49: '1',  50: '2',  51: '3',  52: '4', 53:  '5',
             54: '6',  55: '7',  56: '8',  57: '9',  59: ';',  61: '=', 65:  'a',
             66: 'b',  67: 'c',  68: 'd',  69: 'e',  70: 'f',  71: 'g', 72:  'h',
             73: 'i',  74: 'j',  75: 'k',  76: 'l',  77: 'm',  78: 'n', 79:  'o',
             80: 'p',  81: 'q',  82: 'r',  83: 's',  84: 't',  85: 'u', 86:  'v',
             87: 'w',  88: 'x',  89: 'y',  90: 'z', 107: '+', 109: '-', 110: '.',
            186: ';', 187: '=', 188: ',', 189: '-', 190: '.', 191: '/', 192: '`',
            219: '[', 220: '\\',221: ']', 222: "'", 111: '/', 106: '*'
          }
      };
      var name, i;
      for (i in ret.FUNCTION_KEYS) {
          name = ret.FUNCTION_KEYS[i].toLowerCase();
          ret[name] = parseInt(i, 10);
      }
      for (i in ret.PRINTABLE_KEYS) {
          name = ret.PRINTABLE_KEYS[i].toLowerCase();
          ret[name] = parseInt(i, 10);
      }
      oop.mixin(ret, ret.MODIFIER_KEYS);
      oop.mixin(ret, ret.PRINTABLE_KEYS);
      oop.mixin(ret, ret.FUNCTION_KEYS);
      ret.enter = ret["return"];
      ret.escape = ret.esc;
      ret.del = ret["delete"];
      ret[173] = '-';
      
      (function() {
          var mods = ["cmd", "ctrl", "alt", "shift"];
          for (var i = Math.pow(2, mods.length); i--;) {            
              ret.KEY_MODS[i] = mods.filter(function(x) {
                  return i & ret.KEY_MODS[x];
              }).join("-") + "-";
          }
      })();
  
      ret.KEY_MODS[0] = "";
      ret.KEY_MODS[-1] = "input-";
  
      return ret;
  })();
  oop.mixin(exports, Keys);
  
  exports.keyCodeToString = function(keyCode) {
      var keyString = Keys[keyCode];
      if (typeof keyString != "string")
          keyString = String.fromCharCode(keyCode);
      return keyString.toLowerCase();
  };
  
  });
  
  ace.define("ace/lib/useragent",["require","exports","module"], function(require, exports, module) {
  "use strict";
  exports.OS = {
      LINUX: "LINUX",
      MAC: "MAC",
      WINDOWS: "WINDOWS"
  };
  exports.getOS = function() {
      if (exports.isMac) {
          return exports.OS.MAC;
      } else if (exports.isLinux) {
          return exports.OS.LINUX;
      } else {
          return exports.OS.WINDOWS;
      }
  };
  if (typeof navigator != "object")
      return;
  
  var os = (navigator.platform.match(/mac|win|linux/i) || ["other"])[0].toLowerCase();
  var ua = navigator.userAgent;
  exports.isWin = (os == "win");
  exports.isMac = (os == "mac");
  exports.isLinux = (os == "linux");
  exports.isIE = 
      (navigator.appName == "Microsoft Internet Explorer" || navigator.appName.indexOf("MSAppHost") >= 0)
      ? parseFloat((ua.match(/(?:MSIE |Trident\/[0-9]+[\.0-9]+;.*rv:)([0-9]+[\.0-9]+)/)||[])[1])
      : parseFloat((ua.match(/(?:Trident\/[0-9]+[\.0-9]+;.*rv:)([0-9]+[\.0-9]+)/)||[])[1]); // for ie
      
  exports.isOldIE = exports.isIE && exports.isIE < 9;
  exports.isGecko = exports.isMozilla = (window.Controllers || window.controllers) && window.navigator.product === "Gecko";
  exports.isOldGecko = exports.isGecko && parseInt((ua.match(/rv\:(\d+)/)||[])[1], 10) < 4;
  exports.isOpera = window.opera && Object.prototype.toString.call(window.opera) == "[object Opera]";
  exports.isWebKit = parseFloat(ua.split("WebKit/")[1]) || undefined;
  
  exports.isChrome = parseFloat(ua.split(" Chrome/")[1]) || undefined;
  
  exports.isAIR = ua.indexOf("AdobeAIR") >= 0;
  
  exports.isIPad = ua.indexOf("iPad") >= 0;
  
  exports.isTouchPad = ua.indexOf("TouchPad") >= 0;
  
  exports.isChromeOS = ua.indexOf(" CrOS ") >= 0;
  
  });
  
  ace.define("ace/lib/event",["require","exports","module","ace/lib/keys","ace/lib/useragent"], function(require, exports, module) {
  "use strict";
  
  var keys = require("./keys");
  var useragent = require("./useragent");
  
  var pressedKeys = null;
  var ts = 0;
  
  exports.addListener = function(elem, type, callback) {
      if (elem.addEventListener) {
          return elem.addEventListener(type, callback, false);
      }
      if (elem.attachEvent) {
          var wrapper = function() {
              callback.call(elem, window.event);
          };
          callback._wrapper = wrapper;
          elem.attachEvent("on" + type, wrapper);
      }
  };
  
  exports.removeListener = function(elem, type, callback) {
      if (elem.removeEventListener) {
          return elem.removeEventListener(type, callback, false);
      }
      if (elem.detachEvent) {
          elem.detachEvent("on" + type, callback._wrapper || callback);
      }
  };
  exports.stopEvent = function(e) {
      exports.stopPropagation(e);
      exports.preventDefault(e);
      return false;
  };
  
  exports.stopPropagation = function(e) {
      if (e.stopPropagation)
          e.stopPropagation();
      else
          e.cancelBubble = true;
  };
  
  exports.preventDefault = function(e) {
      if (e.preventDefault)
          e.preventDefault();
      else
          e.returnValue = false;
  };
  exports.getButton = function(e) {
      if (e.type == "dblclick")
          return 0;
      if (e.type == "contextmenu" || (useragent.isMac && (e.ctrlKey && !e.altKey && !e.shiftKey)))
          return 2;
      if (e.preventDefault) {
          return e.button;
      }
      else {
          return {1:0, 2:2, 4:1}[e.button];
      }
  };
  
  exports.capture = function(el, eventHandler, releaseCaptureHandler) {
      function onMouseUp(e) {
          eventHandler && eventHandler(e);
          releaseCaptureHandler && releaseCaptureHandler(e);
  
          exports.removeListener(document, "mousemove", eventHandler, true);
          exports.removeListener(document, "mouseup", onMouseUp, true);
          exports.removeListener(document, "dragstart", onMouseUp, true);
      }
  
      exports.addListener(document, "mousemove", eventHandler, true);
      exports.addListener(document, "mouseup", onMouseUp, true);
      exports.addListener(document, "dragstart", onMouseUp, true);
      
      return onMouseUp;
  };
  
  exports.addTouchMoveListener = function (el, callback) {
      if ("ontouchmove" in el) {
          var startx, starty;
          exports.addListener(el, "touchstart", function (e) {
              var touchObj = e.changedTouches[0];
              startx = touchObj.clientX;
              starty = touchObj.clientY;
          });
          exports.addListener(el, "touchmove", function (e) {
              var factor = 1,
              touchObj = e.changedTouches[0];
  
              e.wheelX = -(touchObj.clientX - startx) / factor;
              e.wheelY = -(touchObj.clientY - starty) / factor;
  
              startx = touchObj.clientX;
              starty = touchObj.clientY;
  
              callback(e);
          });
      } 
  };
  
  exports.addMouseWheelListener = function(el, callback) {
      if ("onmousewheel" in el) {
          exports.addListener(el, "mousewheel", function(e) {
              var factor = 8;
              if (e.wheelDeltaX !== undefined) {
                  e.wheelX = -e.wheelDeltaX / factor;
                  e.wheelY = -e.wheelDeltaY / factor;
              } else {
                  e.wheelX = 0;
                  e.wheelY = -e.wheelDelta / factor;
              }
              callback(e);
          });
      } else if ("onwheel" in el) {
          exports.addListener(el, "wheel",  function(e) {
              var factor = 0.35;
              switch (e.deltaMode) {
                  case e.DOM_DELTA_PIXEL:
                      e.wheelX = e.deltaX * factor || 0;
                      e.wheelY = e.deltaY * factor || 0;
                      break;
                  case e.DOM_DELTA_LINE:
                  case e.DOM_DELTA_PAGE:
                      e.wheelX = (e.deltaX || 0) * 5;
                      e.wheelY = (e.deltaY || 0) * 5;
                      break;
              }
              
              callback(e);
          });
      } else {
          exports.addListener(el, "DOMMouseScroll", function(e) {
              if (e.axis && e.axis == e.HORIZONTAL_AXIS) {
                  e.wheelX = (e.detail || 0) * 5;
                  e.wheelY = 0;
              } else {
                  e.wheelX = 0;
                  e.wheelY = (e.detail || 0) * 5;
              }
              callback(e);
          });
      }
  };
  
  exports.addMultiMouseDownListener = function(el, timeouts, eventHandler, callbackName) {
      var clicks = 0;
      var startX, startY, timer; 
      var eventNames = {
          2: "dblclick",
          3: "tripleclick",
          4: "quadclick"
      };
  
      exports.addListener(el, "mousedown", function(e) {
          if (exports.getButton(e) !== 0) {
              clicks = 0;
          } else if (e.detail > 1) {
              clicks++;
              if (clicks > 4)
                  clicks = 1;
          } else {
              clicks = 1;
          }
          if (useragent.isIE) {
              var isNewClick = Math.abs(e.clientX - startX) > 5 || Math.abs(e.clientY - startY) > 5;
              if (!timer || isNewClick)
                  clicks = 1;
              if (timer)
                  clearTimeout(timer);
              timer = setTimeout(function() {timer = null}, timeouts[clicks - 1] || 600);
  
              if (clicks == 1) {
                  startX = e.clientX;
                  startY = e.clientY;
              }
          }
          
          e._clicks = clicks;
  
          eventHandler[callbackName]("mousedown", e);
  
          if (clicks > 4)
              clicks = 0;
          else if (clicks > 1)
              return eventHandler[callbackName](eventNames[clicks], e);
      });
  
      if (useragent.isOldIE) {
          exports.addListener(el, "dblclick", function(e) {
              clicks = 2;
              if (timer)
                  clearTimeout(timer);
              timer = setTimeout(function() {timer = null}, timeouts[clicks - 1] || 600);
              eventHandler[callbackName]("mousedown", e);
              eventHandler[callbackName](eventNames[clicks], e);
          });
      }
  };
  
  var getModifierHash = useragent.isMac && useragent.isOpera && !("KeyboardEvent" in window)
      ? function(e) {
          return 0 | (e.metaKey ? 1 : 0) | (e.altKey ? 2 : 0) | (e.shiftKey ? 4 : 0) | (e.ctrlKey ? 8 : 0);
      }
      : function(e) {
          return 0 | (e.ctrlKey ? 1 : 0) | (e.altKey ? 2 : 0) | (e.shiftKey ? 4 : 0) | (e.metaKey ? 8 : 0);
      };
  
  exports.getModifierString = function(e) {
      return keys.KEY_MODS[getModifierHash(e)];
  };
  
  function normalizeCommandKeys(callback, e, keyCode) {
      var hashId = getModifierHash(e);
  
      if (!useragent.isMac && pressedKeys) {
          if (pressedKeys.OSKey)
              hashId |= 8;
          if (pressedKeys.altGr) {
              if ((3 & hashId) != 3)
                  pressedKeys.altGr = 0;
              else
                  return;
          }
          if (keyCode === 18 || keyCode === 17) {
              var location = "location" in e ? e.location : e.keyLocation;
              if (keyCode === 17 && location === 1) {
                  if (pressedKeys[keyCode] == 1)
                      ts = e.timeStamp;
              } else if (keyCode === 18 && hashId === 3 && location === 2) {
                  var dt = e.timeStamp - ts;
                  if (dt < 50)
                      pressedKeys.altGr = true;
              }
          }
      }
      
      if (keyCode in keys.MODIFIER_KEYS) {
          keyCode = -1;
      }
  
      if (hashId & 8 && (keyCode === 91 || keyCode === 92)) {
          keyCode = -1;
      }
      
      if (!hashId && keyCode === 13) {
          var location = "location" in e ? e.location : e.keyLocation;
          if (location === 3) {
              callback(e, hashId, -keyCode);
              if (e.defaultPrevented)
                  return;
          }
      }
      
      if (useragent.isChromeOS && hashId & 8) {
          callback(e, hashId, keyCode);
          if (e.defaultPrevented)
              return;
          else
              hashId &= ~8;
      }
      if (!hashId && !(keyCode in keys.FUNCTION_KEYS) && !(keyCode in keys.PRINTABLE_KEYS)) {
          return false;
      }
      
      return callback(e, hashId, keyCode);
  }
  
  
  exports.addCommandKeyListener = function(el, callback) {
      var addListener = exports.addListener;
      if (useragent.isOldGecko || (useragent.isOpera && !("KeyboardEvent" in window))) {
          var lastKeyDownKeyCode = null;
          addListener(el, "keydown", function(e) {
              lastKeyDownKeyCode = e.keyCode;
          });
          addListener(el, "keypress", function(e) {
              return normalizeCommandKeys(callback, e, lastKeyDownKeyCode);
          });
      } else {
          var lastDefaultPrevented = null;
  
          addListener(el, "keydown", function(e) {
              var keyCode = e.keyCode;
              pressedKeys[keyCode] = (pressedKeys[keyCode] || 0) + 1;
              if (keyCode == 91 || keyCode == 92) {
                  pressedKeys.OSKey = true;
              } else if (pressedKeys.OSKey) {
                  if (e.timeStamp - pressedKeys.lastT > 200 && pressedKeys.count == 1)
                      resetPressedKeys();
              }
              if (pressedKeys[keyCode] == 1)
                  pressedKeys.count++;
              pressedKeys.lastT = e.timeStamp;
              var result = normalizeCommandKeys(callback, e, keyCode);
              lastDefaultPrevented = e.defaultPrevented;
              return result;
          });
  
          addListener(el, "keypress", function(e) {
              if (lastDefaultPrevented && (e.ctrlKey || e.altKey || e.shiftKey || e.metaKey)) {
                  exports.stopEvent(e);
                  lastDefaultPrevented = null;
              }
          });
  
          addListener(el, "keyup", function(e) {
              var keyCode = e.keyCode;
              if (!pressedKeys[keyCode]) {
                  resetPressedKeys();
              } else {
                  pressedKeys.count = Math.max(pressedKeys.count - 1, 0);
              }
              if (keyCode == 91 || keyCode == 92) {
                  pressedKeys.OSKey = false;
              }
              pressedKeys[keyCode] = null;
          });
  
          if (!pressedKeys) {
              resetPressedKeys();
              addListener(window, "focus", resetPressedKeys);
          }
      }
  };
  function resetPressedKeys() {
      pressedKeys = Object.create(null);
      pressedKeys.count = 0;
      pressedKeys.lastT = 0;
  }
  
  if (typeof window == "object" && window.postMessage && !useragent.isOldIE) {
      var postMessageId = 1;
      exports.nextTick = function(callback, win) {
          win = win || window;
          var messageName = "zero-timeout-message-" + postMessageId;
          exports.addListener(win, "message", function listener(e) {
              if (e.data == messageName) {
                  exports.stopPropagation(e);
                  exports.removeListener(win, "message", listener);
                  callback();
              }
          });
          win.postMessage(messageName, "*");
      };
  }
  
  
  exports.nextFrame = typeof window == "object" && (window.requestAnimationFrame
      || window.mozRequestAnimationFrame
      || window.webkitRequestAnimationFrame
      || window.msRequestAnimationFrame
      || window.oRequestAnimationFrame);
  
  if (exports.nextFrame)
      exports.nextFrame = exports.nextFrame.bind(window);
  else
      exports.nextFrame = function(callback) {
          setTimeout(callback, 17);
      };
  });
  
  ace.define("ace/lib/lang",["require","exports","module"], function(require, exports, module) {
  "use strict";
  
  exports.last = function(a) {
      return a[a.length - 1];
  };
  
  exports.stringReverse = function(string) {
      return string.split("").reverse().join("");
  };
  
  exports.stringRepeat = function (string, count) {
      var result = '';
      while (count > 0) {
          if (count & 1)
              result += string;
  
          if (count >>= 1)
              string += string;
      }
      return result;
  };
  
  var trimBeginRegexp = /^\s\s*/;
  var trimEndRegexp = /\s\s*$/;
  
  exports.stringTrimLeft = function (string) {
      return string.replace(trimBeginRegexp, '');
  };
  
  exports.stringTrimRight = function (string) {
      return string.replace(trimEndRegexp, '');
  };
  
  exports.copyObject = function(obj) {
      var copy = {};
      for (var key in obj) {
          copy[key] = obj[key];
      }
      return copy;
  };
  
  exports.copyArray = function(array){
      var copy = [];
      for (var i=0, l=array.length; i<l; i++) {
          if (array[i] && typeof array[i] == "object")
              copy[i] = this.copyObject( array[i] );
          else 
              copy[i] = array[i];
      }
      return copy;
  };
  
  exports.deepCopy = function deepCopy(obj) {
      if (typeof obj !== "object" || !obj)
          return obj;
      var copy;
      if (Array.isArray(obj)) {
          copy = [];
          for (var key = 0; key < obj.length; key++) {
              copy[key] = deepCopy(obj[key]);
          }
          return copy;
      }
      var cons = obj.constructor;
      if (cons === RegExp)
          return obj;
      
      copy = cons();
      for (var key in obj) {
          copy[key] = deepCopy(obj[key]);
      }
      return copy;
  };
  
  exports.arrayToMap = function(arr) {
      var map = {};
      for (var i=0; i<arr.length; i++) {
          map[arr[i]] = 1;
      }
      return map;
  
  };
  
  exports.createMap = function(props) {
      var map = Object.create(null);
      for (var i in props) {
          map[i] = props[i];
      }
      return map;
  };
  exports.arrayRemove = function(array, value) {
    for (var i = 0; i <= array.length; i++) {
      if (value === array[i]) {
        array.splice(i, 1);
      }
    }
  };
  
  exports.escapeRegExp = function(str) {
      return str.replace(/([.*+?^${}()|[\]\/\\])/g, '\\$1');
  };
  
  exports.escapeHTML = function(str) {
      return str.replace(/&/g, "&#38;").replace(/"/g, "&#34;").replace(/'/g, "&#39;").replace(/</g, "&#60;");
  };
  
  exports.getMatchOffsets = function(string, regExp) {
      var matches = [];
  
      string.replace(regExp, function(str) {
          matches.push({
              offset: arguments[arguments.length-2],
              length: str.length
          });
      });
  
      return matches;
  };
  exports.deferredCall = function(fcn) {
      var timer = null;
      var callback = function() {
          timer = null;
          fcn();
      };
  
      var deferred = function(timeout) {
          deferred.cancel();
          timer = setTimeout(callback, timeout || 0);
          return deferred;
      };
  
      deferred.schedule = deferred;
  
      deferred.call = function() {
          this.cancel();
          fcn();
          return deferred;
      };
  
      deferred.cancel = function() {
          clearTimeout(timer);
          timer = null;
          return deferred;
      };
      
      deferred.isPending = function() {
          return timer;
      };
  
      return deferred;
  };
  
  
  exports.delayedCall = function(fcn, defaultTimeout) {
      var timer = null;
      var callback = function() {
          timer = null;
          fcn();
      };
  
      var _self = function(timeout) {
          if (timer == null)
              timer = setTimeout(callback, timeout || defaultTimeout);
      };
  
      _self.delay = function(timeout) {
          timer && clearTimeout(timer);
          timer = setTimeout(callback, timeout || defaultTimeout);
      };
      _self.schedule = _self;
  
      _self.call = function() {
          this.cancel();
          fcn();
      };
  
      _self.cancel = function() {
          timer && clearTimeout(timer);
          timer = null;
      };
  
      _self.isPending = function() {
          return timer;
      };
  
      return _self;
  };
  });
  
  ace.define("ace/keyboard/textinput",["require","exports","module","ace/lib/event","ace/lib/useragent","ace/lib/dom","ace/lib/lang"], function(require, exports, module) {
  "use strict";
  
  var event = require("../lib/event");
  var useragent = require("../lib/useragent");
  var dom = require("../lib/dom");
  var lang = require("../lib/lang");
  var BROKEN_SETDATA = useragent.isChrome < 18;
  var USE_IE_MIME_TYPE =  useragent.isIE;
  
  var TextInput = function(parentNode, host) {
      var text = dom.createElement("textarea");
      text.className = "ace_text-input";
  
      if (useragent.isTouchPad)
          text.setAttribute("x-palm-disable-auto-cap", true);
  
      text.setAttribute("wrap", "off");
      text.setAttribute("autocorrect", "off");
      text.setAttribute("autocapitalize", "off");
      text.setAttribute("spellcheck", false);
  
      text.style.opacity = "0";
      if (useragent.isOldIE) text.style.top = "-1000px";
      parentNode.insertBefore(text, parentNode.firstChild);
  
      var PLACEHOLDER = "\x01\x01";
  
      var copied = false;
      var pasted = false;
      var inComposition = false;
      var tempStyle = '';
      var isSelectionEmpty = true;
      try { var isFocused = document.activeElement === text; } catch(e) {}
      
      event.addListener(text, "blur", function(e) {
          host.onBlur(e);
          isFocused = false;
      });
      event.addListener(text, "focus", function(e) {
          isFocused = true;
          host.onFocus(e);
          resetSelection();
      });
      this.focus = function() {
          if (tempStyle) return text.focus();
          var top = text.style.top;
          text.style.position = "fixed";
          text.style.top = "-1000px";
          text.focus();
          setTimeout(function() {
              text.style.position = "";
              if (text.style.top == "-1000px")
                  text.style.top = top;
          }, 0);
      };
      this.blur = function() {
          text.blur();
      };
      this.isFocused = function() {
          return isFocused;
      };
      var syncSelection = lang.delayedCall(function() {
          isFocused && resetSelection(isSelectionEmpty);
      });
      var syncValue = lang.delayedCall(function() {
           if (!inComposition) {
              text.value = PLACEHOLDER;
              isFocused && resetSelection();
           }
      });
  
      function resetSelection(isEmpty) {
          if (inComposition)
              return;
          inComposition = true;
          
          if (inputHandler) {
              selectionStart = 0;
              selectionEnd = isEmpty ? 0 : text.value.length - 1;
          } else {
              var selectionStart = isEmpty ? 2 : 1;
              var selectionEnd = 2;
          }
          try {
              text.setSelectionRange(selectionStart, selectionEnd);
          } catch(e){}
          
          inComposition = false;
      }
  
      function resetValue() {
          if (inComposition)
              return;
          text.value = PLACEHOLDER;
          if (useragent.isWebKit)
              syncValue.schedule();
      }
  
      useragent.isWebKit || host.addEventListener('changeSelection', function() {
          if (host.selection.isEmpty() != isSelectionEmpty) {
              isSelectionEmpty = !isSelectionEmpty;
              syncSelection.schedule();
          }
      });
  
      resetValue();
      if (isFocused)
          host.onFocus();
  
  
      var isAllSelected = function(text) {
          return text.selectionStart === 0 && text.selectionEnd === text.value.length;
      };
      if (!text.setSelectionRange && text.createTextRange) {
          text.setSelectionRange = function(selectionStart, selectionEnd) {
              var range = this.createTextRange();
              range.collapse(true);
              range.moveStart('character', selectionStart);
              range.moveEnd('character', selectionEnd);
              range.select();
          };
          isAllSelected = function(text) {
              try {
                  var range = text.ownerDocument.selection.createRange();
              }catch(e) {}
              if (!range || range.parentElement() != text) return false;
                  return range.text == text.value;
          }
      }
      if (useragent.isOldIE) {
          var inPropertyChange = false;
          var onPropertyChange = function(e){
              if (inPropertyChange)
                  return;
              var data = text.value;
              if (inComposition || !data || data == PLACEHOLDER)
                  return;
              if (e && data == PLACEHOLDER[0])
                  return syncProperty.schedule();
  
              sendText(data);
              inPropertyChange = true;
              resetValue();
              inPropertyChange = false;
          };
          var syncProperty = lang.delayedCall(onPropertyChange);
          event.addListener(text, "propertychange", onPropertyChange);
  
          var keytable = { 13:1, 27:1 };
          event.addListener(text, "keyup", function (e) {
              if (inComposition && (!text.value || keytable[e.keyCode]))
                  setTimeout(onCompositionEnd, 0);
              if ((text.value.charCodeAt(0)||0) < 129) {
                  return syncProperty.call();
              }
              inComposition ? onCompositionUpdate() : onCompositionStart();
          });
          event.addListener(text, "keydown", function (e) {
              syncProperty.schedule(50);
          });
      }
  
      var onSelect = function(e) {
          if (copied) {
              copied = false;
          } else if (isAllSelected(text)) {
              host.selectAll();
              resetSelection();
          } else if (inputHandler) {
              resetSelection(host.selection.isEmpty());
          }
      };
  
      var inputHandler = null;
      this.setInputHandler = function(cb) {inputHandler = cb};
      this.getInputHandler = function() {return inputHandler};
      var afterContextMenu = false;
      
      var sendText = function(data) {
          if (inputHandler) {
              data = inputHandler(data);
              inputHandler = null;
          }
          if (pasted) {
              resetSelection();
              if (data)
                  host.onPaste(data);
              pasted = false;
          } else if (data == PLACEHOLDER.charAt(0)) {
              if (afterContextMenu)
                  host.execCommand("del", {source: "ace"});
              else // some versions of android do not fire keydown when pressing backspace
                  host.execCommand("backspace", {source: "ace"});
          } else {
              if (data.substring(0, 2) == PLACEHOLDER)
                  data = data.substr(2);
              else if (data.charAt(0) == PLACEHOLDER.charAt(0))
                  data = data.substr(1);
              else if (data.charAt(data.length - 1) == PLACEHOLDER.charAt(0))
                  data = data.slice(0, -1);
              if (data.charAt(data.length - 1) == PLACEHOLDER.charAt(0))
                  data = data.slice(0, -1);
              
              if (data)
                  host.onTextInput(data);
          }
          if (afterContextMenu)
              afterContextMenu = false;
      };
      var onInput = function(e) {
          if (inComposition)
              return;
          var data = text.value;
          sendText(data);
          resetValue();
      };
      
      var handleClipboardData = function(e, data) {
          var clipboardData = e.clipboardData || window.clipboardData;
          if (!clipboardData || BROKEN_SETDATA)
              return;
          var mime = USE_IE_MIME_TYPE ? "Text" : "text/plain";
          if (data) {
              return clipboardData.setData(mime, data) !== false;
          } else {
              return clipboardData.getData(mime);
          }
      };
  
      var doCopy = function(e, isCut) {
          var data = host.getCopyText();
          if (!data)
              return event.preventDefault(e);
  
          if (handleClipboardData(e, data)) {
              isCut ? host.onCut() : host.onCopy();
              event.preventDefault(e);
          } else {
              copied = true;
              text.value = data;
              text.select();
              setTimeout(function(){
                  copied = false;
                  resetValue();
                  resetSelection();
                  isCut ? host.onCut() : host.onCopy();
              });
          }
      };
      
      var onCut = function(e) {
          doCopy(e, true);
      };
      
      var onCopy = function(e) {
          doCopy(e, false);
      };
      
      var onPaste = function(e) {
          var data = handleClipboardData(e);
          if (typeof data == "string") {
              if (data)
                  host.onPaste(data, e);
              if (useragent.isIE)
                  setTimeout(resetSelection);
              event.preventDefault(e);
          }
          else {
              text.value = "";
              pasted = true;
          }
      };
  
      event.addCommandKeyListener(text, host.onCommandKey.bind(host));
  
      event.addListener(text, "select", onSelect);
  
      event.addListener(text, "input", onInput);
  
      event.addListener(text, "cut", onCut);
      event.addListener(text, "copy", onCopy);
      event.addListener(text, "paste", onPaste);
      if (!('oncut' in text) || !('oncopy' in text) || !('onpaste' in text)){
          event.addListener(parentNode, "keydown", function(e) {
              if ((useragent.isMac && !e.metaKey) || !e.ctrlKey)
                  return;
  
              switch (e.keyCode) {
                  case 67:
                      onCopy(e);
                      break;
                  case 86:
                      onPaste(e);
                      break;
                  case 88:
                      onCut(e);
                      break;
              }
          });
      }
      var onCompositionStart = function(e) {
          if (inComposition || !host.onCompositionStart || host.$readOnly) 
              return;
          inComposition = {};
          host.onCompositionStart();
          setTimeout(onCompositionUpdate, 0);
          host.on("mousedown", onCompositionEnd);
          if (!host.selection.isEmpty()) {
              host.insert("");
              host.session.markUndoGroup();
              host.selection.clearSelection();
          }
          host.session.markUndoGroup();
      };
  
      var onCompositionUpdate = function() {
          if (!inComposition || !host.onCompositionUpdate || host.$readOnly)
              return;
          var val = text.value.replace(/\x01/g, "");
          if (inComposition.lastValue === val) return;
          
          host.onCompositionUpdate(val);
          if (inComposition.lastValue)
              host.undo();
          inComposition.lastValue = val;
          if (inComposition.lastValue) {
              var r = host.selection.getRange();
              host.insert(inComposition.lastValue);
              host.session.markUndoGroup();
              inComposition.range = host.selection.getRange();
              host.selection.setRange(r);
              host.selection.clearSelection();
          }
      };
  
      var onCompositionEnd = function(e) {
          if (!host.onCompositionEnd || host.$readOnly) return;
          var c = inComposition;
          inComposition = false;
          var timer = setTimeout(function() {
              timer = null;
              var str = text.value.replace(/\x01/g, "");
              if (inComposition)
                  return;
              else if (str == c.lastValue)
                  resetValue();
              else if (!c.lastValue && str) {
                  resetValue();
                  sendText(str);
              }
          });
          inputHandler = function compositionInputHandler(str) {
              if (timer)
                  clearTimeout(timer);
              str = str.replace(/\x01/g, "");
              if (str == c.lastValue)
                  return "";
              if (c.lastValue && timer)
                  host.undo();
              return str;
          };
          host.onCompositionEnd();
          host.removeListener("mousedown", onCompositionEnd);
          if (e.type == "compositionend" && c.range) {
              host.selection.setRange(c.range);
          }
      };
      
      
  
      var syncComposition = lang.delayedCall(onCompositionUpdate, 50);
  
      event.addListener(text, "compositionstart", onCompositionStart);
      if (useragent.isGecko) {
          event.addListener(text, "text", function(){syncComposition.schedule()});
      } else {
          event.addListener(text, "keyup", function(){syncComposition.schedule()});
          event.addListener(text, "keydown", function(){syncComposition.schedule()});
      }
      event.addListener(text, "compositionend", onCompositionEnd);
  
      this.getElement = function() {
          return text;
      };
  
      this.setReadOnly = function(readOnly) {
         text.readOnly = readOnly;
      };
  
      this.onContextMenu = function(e) {
          afterContextMenu = true;
          resetSelection(host.selection.isEmpty());
          host._emit("nativecontextmenu", {target: host, domEvent: e});
          this.moveToMouse(e, true);
      };
      
      this.moveToMouse = function(e, bringToFront) {
          if (!bringToFront && useragent.isOldIE)
              return;
          if (!tempStyle)
              tempStyle = text.style.cssText;
          text.style.cssText = (bringToFront ? "z-index:100000;" : "")
              + "height:" + text.style.height + ";"
              + (useragent.isIE ? "opacity:0.1;" : "");
  
          var rect = host.container.getBoundingClientRect();
          var style = dom.computedStyle(host.container);
          var top = rect.top + (parseInt(style.borderTopWidth) || 0);
          var left = rect.left + (parseInt(rect.borderLeftWidth) || 0);
          var maxTop = rect.bottom - top - text.clientHeight -2;
          var move = function(e) {
              text.style.left = e.clientX - left - 2 + "px";
              text.style.top = Math.min(e.clientY - top - 2, maxTop) + "px";
          }; 
          move(e);
  
          if (e.type != "mousedown")
              return;
  
          if (host.renderer.$keepTextAreaAtCursor)
              host.renderer.$keepTextAreaAtCursor = null;
          if (useragent.isWin && !useragent.isOldIE)
              event.capture(host.container, move, onContextMenuClose);
      };
  
      this.onContextMenuClose = onContextMenuClose;
      var closeTimeout;
      function onContextMenuClose() {
          clearTimeout(closeTimeout);
          closeTimeout = setTimeout(function () {
              if (tempStyle) {
                  text.style.cssText = tempStyle;
                  tempStyle = '';
              }
              if (host.renderer.$keepTextAreaAtCursor == null) {
                  host.renderer.$keepTextAreaAtCursor = true;
                  host.renderer.$moveTextAreaToCursor();
              }
          }, useragent.isOldIE ? 200 : 0);
      }
  
      var onContextMenu = function(e) {
          host.textInput.onContextMenu(e);
          onContextMenuClose();
      };
      event.addListener(host.renderer.scroller, "contextmenu", onContextMenu);
      event.addListener(text, "contextmenu", onContextMenu);
  };
  
  exports.TextInput = TextInput;
  });
  
  ace.define("ace/mouse/default_handlers",["require","exports","module","ace/lib/dom","ace/lib/event","ace/lib/useragent"], function(require, exports, module) {
  "use strict";
  
  var dom = require("../lib/dom");
  var event = require("../lib/event");
  var useragent = require("../lib/useragent");
  
  var DRAG_OFFSET = 0; // pixels
  
  function DefaultHandlers(mouseHandler) {
      mouseHandler.$clickSelection = null;
  
      var editor = mouseHandler.editor;
      editor.setDefaultHandler("mousedown", this.onMouseDown.bind(mouseHandler));
      editor.setDefaultHandler("dblclick", this.onDoubleClick.bind(mouseHandler));
      editor.setDefaultHandler("tripleclick", this.onTripleClick.bind(mouseHandler));
      editor.setDefaultHandler("quadclick", this.onQuadClick.bind(mouseHandler));
      editor.setDefaultHandler("mousewheel", this.onMouseWheel.bind(mouseHandler));
      editor.setDefaultHandler("touchmove", this.onTouchMove.bind(mouseHandler));
  
      var exports = ["select", "startSelect", "selectEnd", "selectAllEnd", "selectByWordsEnd",
          "selectByLinesEnd", "dragWait", "dragWaitEnd", "focusWait"];
  
      exports.forEach(function(x) {
          mouseHandler[x] = this[x];
      }, this);
  
      mouseHandler.selectByLines = this.extendSelectionBy.bind(mouseHandler, "getLineRange");
      mouseHandler.selectByWords = this.extendSelectionBy.bind(mouseHandler, "getWordRange");
  }
  
  (function() {
  
      this.onMouseDown = function(ev) {
          var inSelection = ev.inSelection();
          var pos = ev.getDocumentPosition();
          this.mousedownEvent = ev;
          var editor = this.editor;
  
          var button = ev.getButton();
          if (button !== 0) {
              var selectionRange = editor.getSelectionRange();
              var selectionEmpty = selectionRange.isEmpty();
              editor.$blockScrolling++;
              if (selectionEmpty)
                  editor.selection.moveToPosition(pos);
              editor.$blockScrolling--;
              editor.textInput.onContextMenu(ev.domEvent);
              return; // stopping event here breaks contextmenu on ff mac
          }
  
          this.mousedownEvent.time = Date.now();
          if (inSelection && !editor.isFocused()) {
              editor.focus();
              if (this.$focusTimout && !this.$clickSelection && !editor.inMultiSelectMode) {
                  this.setState("focusWait");
                  this.captureMouse(ev);
                  return;
              }
          }
  
          this.captureMouse(ev);
          this.startSelect(pos, ev.domEvent._clicks > 1);
          return ev.preventDefault();
      };
  
      this.startSelect = function(pos, waitForClickSelection) {
          pos = pos || this.editor.renderer.screenToTextCoordinates(this.x, this.y);
          var editor = this.editor;
          editor.$blockScrolling++;
          if (this.mousedownEvent.getShiftKey())
              editor.selection.selectToPosition(pos);
          else if (!waitForClickSelection)
              editor.selection.moveToPosition(pos);
          if (!waitForClickSelection)
              this.select();
          if (editor.renderer.scroller.setCapture) {
              editor.renderer.scroller.setCapture();
          }
          editor.setStyle("ace_selecting");
          this.setState("select");
          editor.$blockScrolling--;
      };
  
      this.select = function() {
          var anchor, editor = this.editor;
          var cursor = editor.renderer.screenToTextCoordinates(this.x, this.y);
          editor.$blockScrolling++;
          if (this.$clickSelection) {
              var cmp = this.$clickSelection.comparePoint(cursor);
  
              if (cmp == -1) {
                  anchor = this.$clickSelection.end;
              } else if (cmp == 1) {
                  anchor = this.$clickSelection.start;
              } else {
                  var orientedRange = calcRangeOrientation(this.$clickSelection, cursor);
                  cursor = orientedRange.cursor;
                  anchor = orientedRange.anchor;
              }
              editor.selection.setSelectionAnchor(anchor.row, anchor.column);
          }
          editor.selection.selectToPosition(cursor);
          editor.$blockScrolling--;
          editor.renderer.scrollCursorIntoView();
      };
  
      this.extendSelectionBy = function(unitName) {
          var anchor, editor = this.editor;
          var cursor = editor.renderer.screenToTextCoordinates(this.x, this.y);
          var range = editor.selection[unitName](cursor.row, cursor.column);
          editor.$blockScrolling++;
          if (this.$clickSelection) {
              var cmpStart = this.$clickSelection.comparePoint(range.start);
              var cmpEnd = this.$clickSelection.comparePoint(range.end);
  
              if (cmpStart == -1 && cmpEnd <= 0) {
                  anchor = this.$clickSelection.end;
                  if (range.end.row != cursor.row || range.end.column != cursor.column)
                      cursor = range.start;
              } else if (cmpEnd == 1 && cmpStart >= 0) {
                  anchor = this.$clickSelection.start;
                  if (range.start.row != cursor.row || range.start.column != cursor.column)
                      cursor = range.end;
              } else if (cmpStart == -1 && cmpEnd == 1) {
                  cursor = range.end;
                  anchor = range.start;
              } else {
                  var orientedRange = calcRangeOrientation(this.$clickSelection, cursor);
                  cursor = orientedRange.cursor;
                  anchor = orientedRange.anchor;
              }
              editor.selection.setSelectionAnchor(anchor.row, anchor.column);
          }
          editor.selection.selectToPosition(cursor);
          editor.$blockScrolling--;
          editor.renderer.scrollCursorIntoView();
      };
  
      this.selectEnd =
      this.selectAllEnd =
      this.selectByWordsEnd =
      this.selectByLinesEnd = function() {
          this.$clickSelection = null;
          this.editor.unsetStyle("ace_selecting");
          if (this.editor.renderer.scroller.releaseCapture) {
              this.editor.renderer.scroller.releaseCapture();
          }
      };
  
      this.focusWait = function() {
          var distance = calcDistance(this.mousedownEvent.x, this.mousedownEvent.y, this.x, this.y);
          var time = Date.now();
  
          if (distance > DRAG_OFFSET || time - this.mousedownEvent.time > this.$focusTimout)
              this.startSelect(this.mousedownEvent.getDocumentPosition());
      };
  
      this.onDoubleClick = function(ev) {
          var pos = ev.getDocumentPosition();
          var editor = this.editor;
          var session = editor.session;
  
          var range = session.getBracketRange(pos);
          if (range) {
              if (range.isEmpty()) {
                  range.start.column--;
                  range.end.column++;
              }
              this.setState("select");
          } else {
              range = editor.selection.getWordRange(pos.row, pos.column);
              this.setState("selectByWords");
          }
          this.$clickSelection = range;
          this.select();
      };
  
      this.onTripleClick = function(ev) {
          var pos = ev.getDocumentPosition();
          var editor = this.editor;
  
          this.setState("selectByLines");
          var range = editor.getSelectionRange();
          if (range.isMultiLine() && range.contains(pos.row, pos.column)) {
              this.$clickSelection = editor.selection.getLineRange(range.start.row);
              this.$clickSelection.end = editor.selection.getLineRange(range.end.row).end;
          } else {
              this.$clickSelection = editor.selection.getLineRange(pos.row);
          }
          this.select();
      };
  
      this.onQuadClick = function(ev) {
          var editor = this.editor;
  
          editor.selectAll();
          this.$clickSelection = editor.getSelectionRange();
          this.setState("selectAll");
      };
  
      this.onMouseWheel = function(ev) {
          if (ev.getAccelKey())
              return;
          if (ev.getShiftKey() && ev.wheelY && !ev.wheelX) {
              ev.wheelX = ev.wheelY;
              ev.wheelY = 0;
          }
  
          var t = ev.domEvent.timeStamp;
          var dt = t - (this.$lastScrollTime||0);
          
          var editor = this.editor;
          var isScrolable = editor.renderer.isScrollableBy(ev.wheelX * ev.speed, ev.wheelY * ev.speed);
          if (isScrolable || dt < 200) {
              this.$lastScrollTime = t;
              editor.renderer.scrollBy(ev.wheelX * ev.speed, ev.wheelY * ev.speed);
              return ev.stop();
          }
      };
      
      this.onTouchMove = function (ev) {
          var t = ev.domEvent.timeStamp;
          var dt = t - (this.$lastScrollTime || 0);
  
          var editor = this.editor;
          var isScrolable = editor.renderer.isScrollableBy(ev.wheelX * ev.speed, ev.wheelY * ev.speed);
          if (isScrolable || dt < 200) {
              this.$lastScrollTime = t;
              editor.renderer.scrollBy(ev.wheelX * ev.speed, ev.wheelY * ev.speed);
              return ev.stop();
          }
      };
  
  }).call(DefaultHandlers.prototype);
  
  exports.DefaultHandlers = DefaultHandlers;
  
  function calcDistance(ax, ay, bx, by) {
      return Math.sqrt(Math.pow(bx - ax, 2) + Math.pow(by - ay, 2));
  }
  
  function calcRangeOrientation(range, cursor) {
      if (range.start.row == range.end.row)
          var cmp = 2 * cursor.column - range.start.column - range.end.column;
      else if (range.start.row == range.end.row - 1 && !range.start.column && !range.end.column)
          var cmp = cursor.column - 4;
      else
          var cmp = 2 * cursor.row - range.start.row - range.end.row;
  
      if (cmp < 0)
          return {cursor: range.start, anchor: range.end};
      else
          return {cursor: range.end, anchor: range.start};
  }
  
  });
  
  ace.define("ace/tooltip",["require","exports","module","ace/lib/oop","ace/lib/dom"], function(require, exports, module) {
  "use strict";
  
  var oop = require("./lib/oop");
  var dom = require("./lib/dom");
  function Tooltip (parentNode) {
      this.isOpen = false;
      this.$element = null;
      this.$parentNode = parentNode;
  }
  
  (function() {
      this.$init = function() {
          this.$element = dom.createElement("div");
          this.$element.className = "ace_tooltip";
          this.$element.style.display = "none";
          this.$parentNode.appendChild(this.$element);
          return this.$element;
      };
      this.getElement = function() {
          return this.$element || this.$init();
      };
      this.setText = function(text) {
          dom.setInnerText(this.getElement(), text);
      };
      this.setHtml = function(html) {
          this.getElement().innerHTML = html;
      };
      this.setPosition = function(x, y) {
          this.getElement().style.left = x + "px";
          this.getElement().style.top = y + "px";
      };
      this.setClassName = function(className) {
          dom.addCssClass(this.getElement(), className);
      };
      this.show = function(text, x, y) {
          if (text != null)
              this.setText(text);
          if (x != null && y != null)
              this.setPosition(x, y);
          if (!this.isOpen) {
              this.getElement().style.display = "block";
              this.isOpen = true;
          }
      };
  
      this.hide = function() {
          if (this.isOpen) {
              this.getElement().style.display = "none";
              this.isOpen = false;
          }
      };
      this.getHeight = function() {
          return this.getElement().offsetHeight;
      };
      this.getWidth = function() {
          return this.getElement().offsetWidth;
      };
  
  }).call(Tooltip.prototype);
  
  exports.Tooltip = Tooltip;
  });
  
  ace.define("ace/mouse/default_gutter_handler",["require","exports","module","ace/lib/dom","ace/lib/oop","ace/lib/event","ace/tooltip"], function(require, exports, module) {
  "use strict";
  var dom = require("../lib/dom");
  var oop = require("../lib/oop");
  var event = require("../lib/event");
  var Tooltip = require("../tooltip").Tooltip;
  
  function GutterHandler(mouseHandler) {
      var editor = mouseHandler.editor;
      var gutter = editor.renderer.$gutterLayer;
      var tooltip = new GutterTooltip(editor.container);
  
      mouseHandler.editor.setDefaultHandler("guttermousedown", function(e) {
          if (!editor.isFocused() || e.getButton() != 0)
              return;
          var gutterRegion = gutter.getRegion(e);
  
          if (gutterRegion == "foldWidgets")
              return;
  
          var row = e.getDocumentPosition().row;
          var selection = editor.session.selection;
  
          if (e.getShiftKey())
              selection.selectTo(row, 0);
          else {
              if (e.domEvent.detail == 2) {
                  editor.selectAll();
                  return e.preventDefault();
              }
              mouseHandler.$clickSelection = editor.selection.getLineRange(row);
          }
          mouseHandler.setState("selectByLines");
          mouseHandler.captureMouse(e);
          return e.preventDefault();
      });
  
  
      var tooltipTimeout, mouseEvent, tooltipAnnotation;
  
      function showTooltip() {
          var row = mouseEvent.getDocumentPosition().row;
          var annotation = gutter.$annotations[row];
          if (!annotation)
              return hideTooltip();
  
          var maxRow = editor.session.getLength();
          if (row == maxRow) {
              var screenRow = editor.renderer.pixelToScreenCoordinates(0, mouseEvent.y).row;
              var pos = mouseEvent.$pos;
              if (screenRow > editor.session.documentToScreenRow(pos.row, pos.column))
                  return hideTooltip();
          }
  
          if (tooltipAnnotation == annotation)
              return;
          tooltipAnnotation = annotation.text.join("<br/>");
  
          tooltip.setHtml(tooltipAnnotation);
          tooltip.show();
          editor.on("mousewheel", hideTooltip);
  
          if (mouseHandler.$tooltipFollowsMouse) {
              moveTooltip(mouseEvent);
          } else {
              var gutterElement = gutter.$cells[editor.session.documentToScreenRow(row, 0)].element;
              var rect = gutterElement.getBoundingClientRect();
              var style = tooltip.getElement().style;
              style.left = rect.right + "px";
              style.top = rect.bottom + "px";
          }
      }
  
      function hideTooltip() {
          if (tooltipTimeout)
              tooltipTimeout = clearTimeout(tooltipTimeout);
          if (tooltipAnnotation) {
              tooltip.hide();
              tooltipAnnotation = null;
              editor.removeEventListener("mousewheel", hideTooltip);
          }
      }
  
      function moveTooltip(e) {
          tooltip.setPosition(e.x, e.y);
      }
  
      mouseHandler.editor.setDefaultHandler("guttermousemove", function(e) {
          var target = e.domEvent.target || e.domEvent.srcElement;
          if (dom.hasCssClass(target, "ace_fold-widget"))
              return hideTooltip();
  
          if (tooltipAnnotation && mouseHandler.$tooltipFollowsMouse)
              moveTooltip(e);
  
          mouseEvent = e;
          if (tooltipTimeout)
              return;
          tooltipTimeout = setTimeout(function() {
              tooltipTimeout = null;
              if (mouseEvent && !mouseHandler.isMousePressed)
                  showTooltip();
              else
                  hideTooltip();
          }, 50);
      });
  
      event.addListener(editor.renderer.$gutter, "mouseout", function(e) {
          mouseEvent = null;
          if (!tooltipAnnotation || tooltipTimeout)
              return;
  
          tooltipTimeout = setTimeout(function() {
              tooltipTimeout = null;
              hideTooltip();
          }, 50);
      });
      
      editor.on("changeSession", hideTooltip);
  }
  
  function GutterTooltip(parentNode) {
      Tooltip.call(this, parentNode);
  }
  
  oop.inherits(GutterTooltip, Tooltip);
  
  (function(){
      this.setPosition = function(x, y) {
          var windowWidth = window.innerWidth || document.documentElement.clientWidth;
          var windowHeight = window.innerHeight || document.documentElement.clientHeight;
          var width = this.getWidth();
          var height = this.getHeight();
          x += 15;
          y += 15;
          if (x + width > windowWidth) {
              x -= (x + width) - windowWidth;
          }
          if (y + height > windowHeight) {
              y -= 20 + height;
          }
          Tooltip.prototype.setPosition.call(this, x, y);
      };
  
  }).call(GutterTooltip.prototype);
  
  
  
  exports.GutterHandler = GutterHandler;
  
  });
  
  ace.define("ace/mouse/mouse_event",["require","exports","module","ace/lib/event","ace/lib/useragent"], function(require, exports, module) {
  "use strict";
  
  var event = require("../lib/event");
  var useragent = require("../lib/useragent");
  var MouseEvent = exports.MouseEvent = function(domEvent, editor) {
      this.domEvent = domEvent;
      this.editor = editor;
      
      this.x = this.clientX = domEvent.clientX;
      this.y = this.clientY = domEvent.clientY;
  
      this.$pos = null;
      this.$inSelection = null;
      
      this.propagationStopped = false;
      this.defaultPrevented = false;
  };
  
  (function() {  
      
      this.stopPropagation = function() {
          event.stopPropagation(this.domEvent);
          this.propagationStopped = true;
      };
      
      this.preventDefault = function() {
          event.preventDefault(this.domEvent);
          this.defaultPrevented = true;
      };
      
      this.stop = function() {
          this.stopPropagation();
          this.preventDefault();
      };
      this.getDocumentPosition = function() {
          if (this.$pos)
              return this.$pos;
          
          this.$pos = this.editor.renderer.screenToTextCoordinates(this.clientX, this.clientY);
          return this.$pos;
      };
      this.inSelection = function() {
          if (this.$inSelection !== null)
              return this.$inSelection;
              
          var editor = this.editor;
          
  
          var selectionRange = editor.getSelectionRange();
          if (selectionRange.isEmpty())
              this.$inSelection = false;
          else {
              var pos = this.getDocumentPosition();
              this.$inSelection = selectionRange.contains(pos.row, pos.column);
          }
  
          return this.$inSelection;
      };
      this.getButton = function() {
          return event.getButton(this.domEvent);
      };
      this.getShiftKey = function() {
          return this.domEvent.shiftKey;
      };
      
      this.getAccelKey = useragent.isMac
          ? function() { return this.domEvent.metaKey; }
          : function() { return this.domEvent.ctrlKey; };
      
  }).call(MouseEvent.prototype);
  
  });
  
  ace.define("ace/mouse/dragdrop_handler",["require","exports","module","ace/lib/dom","ace/lib/event","ace/lib/useragent"], function(require, exports, module) {
  "use strict";
  
  var dom = require("../lib/dom");
  var event = require("../lib/event");
  var useragent = require("../lib/useragent");
  
  var AUTOSCROLL_DELAY = 200;
  var SCROLL_CURSOR_DELAY = 200;
  var SCROLL_CURSOR_HYSTERESIS = 5;
  
  function DragdropHandler(mouseHandler) {
  
      var editor = mouseHandler.editor;
  
      var blankImage = dom.createElement("img");
      blankImage.src = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==";
      if (useragent.isOpera)
          blankImage.style.cssText = "width:1px;height:1px;position:fixed;top:0;left:0;z-index:2147483647;opacity:0;";
  
      var exports = ["dragWait", "dragWaitEnd", "startDrag", "dragReadyEnd", "onMouseDrag"];
  
       exports.forEach(function(x) {
           mouseHandler[x] = this[x];
      }, this);
      editor.addEventListener("mousedown", this.onMouseDown.bind(mouseHandler));
  
  
      var mouseTarget = editor.container;
      var dragSelectionMarker, x, y;
      var timerId, range;
      var dragCursor, counter = 0;
      var dragOperation;
      var isInternal;
      var autoScrollStartTime;
      var cursorMovedTime;
      var cursorPointOnCaretMoved;
  
      this.onDragStart = function(e) {
          if (this.cancelDrag || !mouseTarget.draggable) {
              var self = this;
              setTimeout(function(){
                  self.startSelect();
                  self.captureMouse(e);
              }, 0);
              return e.preventDefault();
          }
          range = editor.getSelectionRange();
  
          var dataTransfer = e.dataTransfer;
          dataTransfer.effectAllowed = editor.getReadOnly() ? "copy" : "copyMove";
          if (useragent.isOpera) {
              editor.container.appendChild(blankImage);
              blankImage.scrollTop = 0;
          }
          dataTransfer.setDragImage && dataTransfer.setDragImage(blankImage, 0, 0);
          if (useragent.isOpera) {
              editor.container.removeChild(blankImage);
          }
          dataTransfer.clearData();
          dataTransfer.setData("Text", editor.session.getTextRange());
  
          isInternal = true;
          this.setState("drag");
      };
  
      this.onDragEnd = function(e) {
          mouseTarget.draggable = false;
          isInternal = false;
          this.setState(null);
          if (!editor.getReadOnly()) {
              var dropEffect = e.dataTransfer.dropEffect;
              if (!dragOperation && dropEffect == "move")
                  editor.session.remove(editor.getSelectionRange());
              editor.renderer.$cursorLayer.setBlinking(true);
          }
          this.editor.unsetStyle("ace_dragging");
          this.editor.renderer.setCursorStyle("");
      };
  
      this.onDragEnter = function(e) {
          if (editor.getReadOnly() || !canAccept(e.dataTransfer))
              return;
          x = e.clientX;
          y = e.clientY;
          if (!dragSelectionMarker)
              addDragMarker();
          counter++;
          e.dataTransfer.dropEffect = dragOperation = getDropEffect(e);
          return event.preventDefault(e);
      };
  
      this.onDragOver = function(e) {
          if (editor.getReadOnly() || !canAccept(e.dataTransfer))
              return;
          x = e.clientX;
          y = e.clientY;
          if (!dragSelectionMarker) {
              addDragMarker();
              counter++;
          }
          if (onMouseMoveTimer !== null)
              onMouseMoveTimer = null;
  
          e.dataTransfer.dropEffect = dragOperation = getDropEffect(e);
          return event.preventDefault(e);
      };
  
      this.onDragLeave = function(e) {
          counter--;
          if (counter <= 0 && dragSelectionMarker) {
              clearDragMarker();
              dragOperation = null;
              return event.preventDefault(e);
          }
      };
  
      this.onDrop = function(e) {
          if (!dragCursor)
              return;
          var dataTransfer = e.dataTransfer;
          if (isInternal) {
              switch (dragOperation) {
                  case "move":
                      if (range.contains(dragCursor.row, dragCursor.column)) {
                          range = {
                              start: dragCursor,
                              end: dragCursor
                          };
                      } else {
                          range = editor.moveText(range, dragCursor);
                      }
                      break;
                  case "copy":
                      range = editor.moveText(range, dragCursor, true);
                      break;
              }
          } else {
              var dropData = dataTransfer.getData('Text');
              range = {
                  start: dragCursor,
                  end: editor.session.insert(dragCursor, dropData)
              };
              editor.focus();
              dragOperation = null;
          }
          clearDragMarker();
          return event.preventDefault(e);
      };
  
      event.addListener(mouseTarget, "dragstart", this.onDragStart.bind(mouseHandler));
      event.addListener(mouseTarget, "dragend", this.onDragEnd.bind(mouseHandler));
      event.addListener(mouseTarget, "dragenter", this.onDragEnter.bind(mouseHandler));
      event.addListener(mouseTarget, "dragover", this.onDragOver.bind(mouseHandler));
      event.addListener(mouseTarget, "dragleave", this.onDragLeave.bind(mouseHandler));
      event.addListener(mouseTarget, "drop", this.onDrop.bind(mouseHandler));
  
      function scrollCursorIntoView(cursor, prevCursor) {
          var now = Date.now();
          var vMovement = !prevCursor || cursor.row != prevCursor.row;
          var hMovement = !prevCursor || cursor.column != prevCursor.column;
          if (!cursorMovedTime || vMovement || hMovement) {
              editor.$blockScrolling += 1;
              editor.moveCursorToPosition(cursor);
              editor.$blockScrolling -= 1;
              cursorMovedTime = now;
              cursorPointOnCaretMoved = {x: x, y: y};
          } else {
              var distance = calcDistance(cursorPointOnCaretMoved.x, cursorPointOnCaretMoved.y, x, y);
              if (distance > SCROLL_CURSOR_HYSTERESIS) {
                  cursorMovedTime = null;
              } else if (now - cursorMovedTime >= SCROLL_CURSOR_DELAY) {
                  editor.renderer.scrollCursorIntoView();
                  cursorMovedTime = null;
              }
          }
      }
  
      function autoScroll(cursor, prevCursor) {
          var now = Date.now();
          var lineHeight = editor.renderer.layerConfig.lineHeight;
          var characterWidth = editor.renderer.layerConfig.characterWidth;
          var editorRect = editor.renderer.scroller.getBoundingClientRect();
          var offsets = {
             x: {
                 left: x - editorRect.left,
                 right: editorRect.right - x
             },
             y: {
                 top: y - editorRect.top,
                 bottom: editorRect.bottom - y
             }
          };
          var nearestXOffset = Math.min(offsets.x.left, offsets.x.right);
          var nearestYOffset = Math.min(offsets.y.top, offsets.y.bottom);
          var scrollCursor = {row: cursor.row, column: cursor.column};
          if (nearestXOffset / characterWidth <= 2) {
              scrollCursor.column += (offsets.x.left < offsets.x.right ? -3 : +2);
          }
          if (nearestYOffset / lineHeight <= 1) {
              scrollCursor.row += (offsets.y.top < offsets.y.bottom ? -1 : +1);
          }
          var vScroll = cursor.row != scrollCursor.row;
          var hScroll = cursor.column != scrollCursor.column;
          var vMovement = !prevCursor || cursor.row != prevCursor.row;
          if (vScroll || (hScroll && !vMovement)) {
              if (!autoScrollStartTime)
                  autoScrollStartTime = now;
              else if (now - autoScrollStartTime >= AUTOSCROLL_DELAY)
                  editor.renderer.scrollCursorIntoView(scrollCursor);
          } else {
              autoScrollStartTime = null;
          }
      }
  
      function onDragInterval() {
          var prevCursor = dragCursor;
          dragCursor = editor.renderer.screenToTextCoordinates(x, y);
          scrollCursorIntoView(dragCursor, prevCursor);
          autoScroll(dragCursor, prevCursor);
      }
  
      function addDragMarker() {
          range = editor.selection.toOrientedRange();
          dragSelectionMarker = editor.session.addMarker(range, "ace_selection", editor.getSelectionStyle());
          editor.clearSelection();
          if (editor.isFocused())
              editor.renderer.$cursorLayer.setBlinking(false);
          clearInterval(timerId);
          onDragInterval();
          timerId = setInterval(onDragInterval, 20);
          counter = 0;
          event.addListener(document, "mousemove", onMouseMove);
      }
  
      function clearDragMarker() {
          clearInterval(timerId);
          editor.session.removeMarker(dragSelectionMarker);
          dragSelectionMarker = null;
          editor.$blockScrolling += 1;
          editor.selection.fromOrientedRange(range);
          editor.$blockScrolling -= 1;
          if (editor.isFocused() && !isInternal)
              editor.renderer.$cursorLayer.setBlinking(!editor.getReadOnly());
          range = null;
          dragCursor = null;
          counter = 0;
          autoScrollStartTime = null;
          cursorMovedTime = null;
          event.removeListener(document, "mousemove", onMouseMove);
      }
      var onMouseMoveTimer = null;
      function onMouseMove() {
          if (onMouseMoveTimer == null) {
              onMouseMoveTimer = setTimeout(function() {
                  if (onMouseMoveTimer != null && dragSelectionMarker)
                      clearDragMarker();
              }, 20);
          }
      }
  
      function canAccept(dataTransfer) {
          var types = dataTransfer.types;
          return !types || Array.prototype.some.call(types, function(type) {
              return type == 'text/plain' || type == 'Text';
          });
      }
  
      function getDropEffect(e) {
          var copyAllowed = ['copy', 'copymove', 'all', 'uninitialized'];
          var moveAllowed = ['move', 'copymove', 'linkmove', 'all', 'uninitialized'];
  
          var copyModifierState = useragent.isMac ? e.altKey : e.ctrlKey;
          var effectAllowed = "uninitialized";
          try {
              effectAllowed = e.dataTransfer.effectAllowed.toLowerCase();
          } catch (e) {}
          var dropEffect = "none";
  
          if (copyModifierState && copyAllowed.indexOf(effectAllowed) >= 0)
              dropEffect = "copy";
          else if (moveAllowed.indexOf(effectAllowed) >= 0)
              dropEffect = "move";
          else if (copyAllowed.indexOf(effectAllowed) >= 0)
              dropEffect = "copy";
  
          return dropEffect;
      }
  }
  
  (function() {
  
      this.dragWait = function() {
          var interval = Date.now() - this.mousedownEvent.time;
          if (interval > this.editor.getDragDelay())
              this.startDrag();
      };
  
      this.dragWaitEnd = function() {
          var target = this.editor.container;
          target.draggable = false;
          this.startSelect(this.mousedownEvent.getDocumentPosition());
          this.selectEnd();
      };
  
      this.dragReadyEnd = function(e) {
          this.editor.renderer.$cursorLayer.setBlinking(!this.editor.getReadOnly());
          this.editor.unsetStyle("ace_dragging");
          this.editor.renderer.setCursorStyle("");
          this.dragWaitEnd();
      };
  
      this.startDrag = function(){
          this.cancelDrag = false;
          var editor = this.editor;
          var target = editor.container;
          target.draggable = true;
          editor.renderer.$cursorLayer.setBlinking(false);
          editor.setStyle("ace_dragging");
          var cursorStyle = useragent.isWin ? "default" : "move";
          editor.renderer.setCursorStyle(cursorStyle);
          this.setState("dragReady");
      };
  
      this.onMouseDrag = function(e) {
          var target = this.editor.container;
          if (useragent.isIE && this.state == "dragReady") {
              var distance = calcDistance(this.mousedownEvent.x, this.mousedownEvent.y, this.x, this.y);
              if (distance > 3)
                  target.dragDrop();
          }
          if (this.state === "dragWait") {
              var distance = calcDistance(this.mousedownEvent.x, this.mousedownEvent.y, this.x, this.y);
              if (distance > 0) {
                  target.draggable = false;
                  this.startSelect(this.mousedownEvent.getDocumentPosition());
              }
          }
      };
  
      this.onMouseDown = function(e) {
          if (!this.$dragEnabled)
              return;
          this.mousedownEvent = e;
          var editor = this.editor;
  
          var inSelection = e.inSelection();
          var button = e.getButton();
          var clickCount = e.domEvent.detail || 1;
          if (clickCount === 1 && button === 0 && inSelection) {
              if (e.editor.inMultiSelectMode && (e.getAccelKey() || e.getShiftKey()))
                  return;
              this.mousedownEvent.time = Date.now();
              var eventTarget = e.domEvent.target || e.domEvent.srcElement;
              if ("unselectable" in eventTarget)
                  eventTarget.unselectable = "on";
              if (editor.getDragDelay()) {
                  if (useragent.isWebKit) {
                      this.cancelDrag = true;
                      var mouseTarget = editor.container;
                      mouseTarget.draggable = true;
                  }
                  this.setState("dragWait");
              } else {
                  this.startDrag();
              }
              this.captureMouse(e, this.onMouseDrag.bind(this));
              e.defaultPrevented = true;
          }
      };
  
  }).call(DragdropHandler.prototype);
  
  
  function calcDistance(ax, ay, bx, by) {
      return Math.sqrt(Math.pow(bx - ax, 2) + Math.pow(by - ay, 2));
  }
  
  exports.DragdropHandler = DragdropHandler;
  
  });
  
  ace.define("ace/lib/net",["require","exports","module","ace/lib/dom"], function(require, exports, module) {
  "use strict";
  var dom = require("./dom");
  
  exports.get = function (url, callback) {
      var xhr = new XMLHttpRequest();
      xhr.open('GET', url, true);
      xhr.onreadystatechange = function () {
          if (xhr.readyState === 4) {
              callback(xhr.responseText);
          }
      };
      xhr.send(null);
  };
  
  exports.loadScript = function(path, callback) {
      var head = dom.getDocumentHead();
      var s = document.createElement('script');
  
      s.src = path;
      head.appendChild(s);
  
      s.onload = s.onreadystatechange = function(_, isAbort) {
          if (isAbort || !s.readyState || s.readyState == "loaded" || s.readyState == "complete") {
              s = s.onload = s.onreadystatechange = null;
              if (!isAbort)
                  callback();
          }
      };
  };
  exports.qualifyURL = function(url) {
      var a = document.createElement('a');
      a.href = url;
      return a.href;
  }
  
  });
  
  ace.define("ace/lib/event_emitter",["require","exports","module"], function(require, exports, module) {
  "use strict";
  
  var EventEmitter = {};
  var stopPropagation = function() { this.propagationStopped = true; };
  var preventDefault = function() { this.defaultPrevented = true; };
  
  EventEmitter._emit =
  EventEmitter._dispatchEvent = function(eventName, e) {
      this._eventRegistry || (this._eventRegistry = {});
      this._defaultHandlers || (this._defaultHandlers = {});
  
      var listeners = this._eventRegistry[eventName] || [];
      var defaultHandler = this._defaultHandlers[eventName];
      if (!listeners.length && !defaultHandler)
          return;
  
      if (typeof e != "object" || !e)
          e = {};
  
      if (!e.type)
          e.type = eventName;
      if (!e.stopPropagation)
          e.stopPropagation = stopPropagation;
      if (!e.preventDefault)
          e.preventDefault = preventDefault;
  
      listeners = listeners.slice();
      for (var i=0; i<listeners.length; i++) {
          listeners[i](e, this);
          if (e.propagationStopped)
              break;
      }
      
      if (defaultHandler && !e.defaultPrevented)
          return defaultHandler(e, this);
  };
  
  
  EventEmitter._signal = function(eventName, e) {
      var listeners = (this._eventRegistry || {})[eventName];
      if (!listeners)
          return;
      listeners = listeners.slice();
      for (var i=0; i<listeners.length; i++)
          listeners[i](e, this);
  };
  
  EventEmitter.once = function(eventName, callback) {
      var _self = this;
      callback && this.addEventListener(eventName, function newCallback() {
          _self.removeEventListener(eventName, newCallback);
          callback.apply(null, arguments);
      });
  };
  
  
  EventEmitter.setDefaultHandler = function(eventName, callback) {
      var handlers = this._defaultHandlers
      if (!handlers)
          handlers = this._defaultHandlers = {_disabled_: {}};
      
      if (handlers[eventName]) {
          var old = handlers[eventName];
          var disabled = handlers._disabled_[eventName];
          if (!disabled)
              handlers._disabled_[eventName] = disabled = [];
          disabled.push(old);
          var i = disabled.indexOf(callback);
          if (i != -1) 
              disabled.splice(i, 1);
      }
      handlers[eventName] = callback;
  };
  EventEmitter.removeDefaultHandler = function(eventName, callback) {
      var handlers = this._defaultHandlers
      if (!handlers)
          return;
      var disabled = handlers._disabled_[eventName];
      
      if (handlers[eventName] == callback) {
          var old = handlers[eventName];
          if (disabled)
              this.setDefaultHandler(eventName, disabled.pop());
      } else if (disabled) {
          var i = disabled.indexOf(callback);
          if (i != -1)
              disabled.splice(i, 1);
      }
  };
  
  EventEmitter.on =
  EventEmitter.addEventListener = function(eventName, callback, capturing) {
      this._eventRegistry = this._eventRegistry || {};
  
      var listeners = this._eventRegistry[eventName];
      if (!listeners)
          listeners = this._eventRegistry[eventName] = [];
  
      if (listeners.indexOf(callback) == -1)
          listeners[capturing ? "unshift" : "push"](callback);
      return callback;
  };
  
  EventEmitter.off =
  EventEmitter.removeListener =
  EventEmitter.removeEventListener = function(eventName, callback) {
      this._eventRegistry = this._eventRegistry || {};
  
      var listeners = this._eventRegistry[eventName];
      if (!listeners)
          return;
  
      var index = listeners.indexOf(callback);
      if (index !== -1)
          listeners.splice(index, 1);
  };
  
  EventEmitter.removeAllListeners = function(eventName) {
      if (this._eventRegistry) this._eventRegistry[eventName] = [];
  };
  
  exports.EventEmitter = EventEmitter;
  
  });
  
  ace.define("ace/lib/app_config",["require","exports","module","ace/lib/oop","ace/lib/event_emitter"], function(require, exports, module) {
  "no use strict";
  
  var oop = require("./oop");
  var EventEmitter = require("./event_emitter").EventEmitter;
  
  var optionsProvider = {
      setOptions: function(optList) {
          Object.keys(optList).forEach(function(key) {
              this.setOption(key, optList[key]);
          }, this);
      },
      getOptions: function(optionNames) {
          var result = {};
          if (!optionNames) {
              optionNames = Object.keys(this.$options);
          } else if (!Array.isArray(optionNames)) {
              result = optionNames;
              optionNames = Object.keys(result);
          }
          optionNames.forEach(function(key) {
              result[key] = this.getOption(key);
          }, this);
          return result;
      },
      setOption: function(name, value) {
          if (this["$" + name] === value)
              return;
          var opt = this.$options[name];
          if (!opt) {
              return warn('misspelled option "' + name + '"');
          }
          if (opt.forwardTo)
              return this[opt.forwardTo] && this[opt.forwardTo].setOption(name, value);
  
          if (!opt.handlesSet)
              this["$" + name] = value;
          if (opt && opt.set)
              opt.set.call(this, value);
      },
      getOption: function(name) {
          var opt = this.$options[name];
          if (!opt) {
              return warn('misspelled option "' + name + '"');
          }
          if (opt.forwardTo)
              return this[opt.forwardTo] && this[opt.forwardTo].getOption(name);
          return opt && opt.get ? opt.get.call(this) : this["$" + name];
      }
  };
  
  function warn(message) {
      if (typeof console != "undefined" && console.warn)
          console.warn.apply(console, arguments);
  }
  
  function reportError(msg, data) {
      var e = new Error(msg);
      e.data = data;
      if (typeof console == "object" && console.error)
          console.error(e);
      setTimeout(function() { throw e; });
  }
  
  var AppConfig = function() {
      this.$defaultOptions = {};
  };
  
  (function() {
      oop.implement(this, EventEmitter);
      this.defineOptions = function(obj, path, options) {
          if (!obj.$options)
              this.$defaultOptions[path] = obj.$options = {};
  
          Object.keys(options).forEach(function(key) {
              var opt = options[key];
              if (typeof opt == "string")
                  opt = {forwardTo: opt};
  
              opt.name || (opt.name = key);
              obj.$options[opt.name] = opt;
              if ("initialValue" in opt)
                  obj["$" + opt.name] = opt.initialValue;
          });
          oop.implement(obj, optionsProvider);
  
          return this;
      };
  
      this.resetOptions = function(obj) {
          Object.keys(obj.$options).forEach(function(key) {
              var opt = obj.$options[key];
              if ("value" in opt)
                  obj.setOption(key, opt.value);
          });
      };
  
      this.setDefaultValue = function(path, name, value) {
          var opts = this.$defaultOptions[path] || (this.$defaultOptions[path] = {});
          if (opts[name]) {
              if (opts.forwardTo)
                  this.setDefaultValue(opts.forwardTo, name, value);
              else
                  opts[name].value = value;
          }
      };
  
      this.setDefaultValues = function(path, optionHash) {
          Object.keys(optionHash).forEach(function(key) {
              this.setDefaultValue(path, key, optionHash[key]);
          }, this);
      };
      
      this.warn = warn;
      this.reportError = reportError;
      
  }).call(AppConfig.prototype);
  
  exports.AppConfig = AppConfig;
  
  });
  
  ace.define("ace/config",["require","exports","module","ace/lib/lang","ace/lib/oop","ace/lib/net","ace/lib/app_config"], function(require, exports, module) {
  "no use strict";
  
  var lang = require("./lib/lang");
  var oop = require("./lib/oop");
  var net = require("./lib/net");
  var AppConfig = require("./lib/app_config").AppConfig;
  
  module.exports = exports = new AppConfig();
  
  var global = (function() {
      return this || typeof window != "undefined" && window;
  })();
  
  var options = {
      packaged: false,
      workerPath: null,
      modePath: null,
      themePath: null,
      basePath: "",
      suffix: ".js",
      $moduleUrls: {}
  };
  
  exports.get = function(key) {
      if (!options.hasOwnProperty(key))
          throw new Error("Unknown config key: " + key);
  
      return options[key];
  };
  
  exports.set = function(key, value) {
      if (!options.hasOwnProperty(key))
          throw new Error("Unknown config key: " + key);
  
      options[key] = value;
  };
  
  exports.all = function() {
      return lang.copyObject(options);
  };
  exports.moduleUrl = function(name, component) {
      if (options.$moduleUrls[name])
          return options.$moduleUrls[name];
  
      var parts = name.split("/");
      component = component || parts[parts.length - 2] || "";
      var sep = component == "snippets" ? "/" : "-";
      var base = parts[parts.length - 1];
      if (component == "worker" && sep == "-") {
          var re = new RegExp("^" + component + "[\\-_]|[\\-_]" + component + "$", "g");
          base = base.replace(re, "");
      }
  
      if ((!base || base == component) && parts.length > 1)
          base = parts[parts.length - 2];
      var path = options[component + "Path"];
      if (path == null) {
          path = options.basePath;
      } else if (sep == "/") {
          component = sep = "";
      }
      if (path && path.slice(-1) != "/")
          path += "/";
      return path + component + sep + base + this.get("suffix");
  };
  
  exports.setModuleUrl = function(name, subst) {
      return options.$moduleUrls[name] = subst;
  };
  
  exports.$loading = {};
  exports.loadModule = function(moduleName, onLoad) {
      var module, moduleType;
      if (Array.isArray(moduleName)) {
          moduleType = moduleName[0];
          moduleName = moduleName[1];
      }
  
      try {
          module = require(moduleName);
      } catch (e) {}
      if (module && !exports.$loading[moduleName])
          return onLoad && onLoad(module);
  
      if (!exports.$loading[moduleName])
          exports.$loading[moduleName] = [];
  
      exports.$loading[moduleName].push(onLoad);
  
      if (exports.$loading[moduleName].length > 1)
          return;
  
      var afterLoad = function() {
          require([moduleName], function(module) {
              exports._emit("load.module", {name: moduleName, module: module});
              var listeners = exports.$loading[moduleName];
              exports.$loading[moduleName] = null;
              listeners.forEach(function(onLoad) {
                  onLoad && onLoad(module);
              });
          });
      };
  
      if (!exports.get("packaged"))
          return afterLoad();
      net.loadScript(exports.moduleUrl(moduleName, moduleType), afterLoad);
  };
  init(true);function init(packaged) {
  
      options.packaged = packaged || require.packaged || module.packaged || (global.define && define.packaged);
  
      if (!global.document)
          return "";
  
      var scriptOptions = {};
      var scriptUrl = "";
      var currentScript = (document.currentScript || document._currentScript ); // native or polyfill
      var currentDocument = currentScript && currentScript.ownerDocument || document;
      
      var scripts = currentDocument.getElementsByTagName("script");
      for (var i=0; i<scripts.length; i++) {
          var script = scripts[i];
  
          var src = script.src || script.getAttribute("src");
          if (!src)
              continue;
  
          var attributes = script.attributes;
          for (var j=0, l=attributes.length; j < l; j++) {
              var attr = attributes[j];
              if (attr.name.indexOf("data-ace-") === 0) {
                  scriptOptions[deHyphenate(attr.name.replace(/^data-ace-/, ""))] = attr.value;
              }
          }
  
          var m = src.match(/^(.*)\/ace(\-\w+)?\.js(\?|$)/);
          if (m)
              scriptUrl = m[1];
      }
  
      if (scriptUrl) {
          scriptOptions.base = scriptOptions.base || scriptUrl;
          scriptOptions.packaged = true;
      }
  
      scriptOptions.basePath = scriptOptions.base;
      scriptOptions.workerPath = scriptOptions.workerPath || scriptOptions.base;
      scriptOptions.modePath = scriptOptions.modePath || scriptOptions.base;
      scriptOptions.themePath = scriptOptions.themePath || scriptOptions.base;
      delete scriptOptions.base;
  
      for (var key in scriptOptions)
          if (typeof scriptOptions[key] !== "undefined")
              exports.set(key, scriptOptions[key]);
  };
  
  exports.init = init;
  
  function deHyphenate(str) {
      return str.replace(/-(.)/g, function(m, m1) { return m1.toUpperCase(); });
  }
  
  });
  
  ace.define("ace/mouse/mouse_handler",["require","exports","module","ace/lib/event","ace/lib/useragent","ace/mouse/default_handlers","ace/mouse/default_gutter_handler","ace/mouse/mouse_event","ace/mouse/dragdrop_handler","ace/config"], function(require, exports, module) {
  "use strict";
  
  var event = require("../lib/event");
  var useragent = require("../lib/useragent");
  var DefaultHandlers = require("./default_handlers").DefaultHandlers;
  var DefaultGutterHandler = require("./default_gutter_handler").GutterHandler;
  var MouseEvent = require("./mouse_event").MouseEvent;
  var DragdropHandler = require("./dragdrop_handler").DragdropHandler;
  var config = require("../config");
  
  var MouseHandler = function(editor) {
      var _self = this;
      this.editor = editor;
  
      new DefaultHandlers(this);
      new DefaultGutterHandler(this);
      new DragdropHandler(this);
  
      var focusEditor = function(e) {
          if (!document.hasFocus || !document.hasFocus())
              window.focus();
          editor.focus();
          if (!editor.isFocused())
              window.focus();
      };
  
      var mouseTarget = editor.renderer.getMouseEventTarget();
      event.addListener(mouseTarget, "click", this.onMouseEvent.bind(this, "click"));
      event.addListener(mouseTarget, "mousemove", this.onMouseMove.bind(this, "mousemove"));
      event.addMultiMouseDownListener(mouseTarget, [400, 300, 250], this, "onMouseEvent");
      if (editor.renderer.scrollBarV) {
          event.addMultiMouseDownListener(editor.renderer.scrollBarV.inner, [400, 300, 250], this, "onMouseEvent");
          event.addMultiMouseDownListener(editor.renderer.scrollBarH.inner, [400, 300, 250], this, "onMouseEvent");
          if (useragent.isIE) {
              event.addListener(editor.renderer.scrollBarV.element, "mousedown", focusEditor);
              event.addListener(editor.renderer.scrollBarH.element, "mousedown", focusEditor);
          }
      }
      event.addMouseWheelListener(editor.container, this.onMouseWheel.bind(this, "mousewheel"));
      event.addTouchMoveListener(editor.container, this.onTouchMove.bind(this, "touchmove"));
  
      var gutterEl = editor.renderer.$gutter;
      event.addListener(gutterEl, "mousedown", this.onMouseEvent.bind(this, "guttermousedown"));
      event.addListener(gutterEl, "click", this.onMouseEvent.bind(this, "gutterclick"));
      event.addListener(gutterEl, "dblclick", this.onMouseEvent.bind(this, "gutterdblclick"));
      event.addListener(gutterEl, "mousemove", this.onMouseEvent.bind(this, "guttermousemove"));
  
      event.addListener(mouseTarget, "mousedown", focusEditor);
  
      event.addListener(gutterEl, "mousedown", function(e) {
          editor.focus();
          return event.preventDefault(e);
      });
  
      editor.on("mousemove", function(e){
          if (_self.state || _self.$dragDelay || !_self.$dragEnabled)
              return;
  
          var character = editor.renderer.screenToTextCoordinates(e.x, e.y);
          var range = editor.session.selection.getRange();
          var renderer = editor.renderer;
  
          if (!range.isEmpty() && range.insideStart(character.row, character.column)) {
              renderer.setCursorStyle("default");
          } else {
              renderer.setCursorStyle("");
          }
      });
  };
  
  (function() {
      this.onMouseEvent = function(name, e) {
          this.editor._emit(name, new MouseEvent(e, this.editor));
      };
  
      this.onMouseMove = function(name, e) {
          var listeners = this.editor._eventRegistry && this.editor._eventRegistry.mousemove;
          if (!listeners || !listeners.length)
              return;
  
          this.editor._emit(name, new MouseEvent(e, this.editor));
      };
  
      this.onMouseWheel = function(name, e) {
          var mouseEvent = new MouseEvent(e, this.editor);
          mouseEvent.speed = this.$scrollSpeed * 2;
          mouseEvent.wheelX = e.wheelX;
          mouseEvent.wheelY = e.wheelY;
  
          this.editor._emit(name, mouseEvent);
      };
      
      this.onTouchMove = function (name, e) {
          var mouseEvent = new MouseEvent(e, this.editor);
          mouseEvent.speed = 1;//this.$scrollSpeed * 2;
          mouseEvent.wheelX = e.wheelX;
          mouseEvent.wheelY = e.wheelY;
          this.editor._emit(name, mouseEvent);
      };
  
      this.setState = function(state) {
          this.state = state;
      };
  
      this.captureMouse = function(ev, mouseMoveHandler) {
          this.x = ev.x;
          this.y = ev.y;
  
          this.isMousePressed = true;
          var renderer = this.editor.renderer;
          if (renderer.$keepTextAreaAtCursor)
              renderer.$keepTextAreaAtCursor = null;
  
          var self = this;
          var onMouseMove = function(e) {
              if (!e) return;
              if (useragent.isWebKit && !e.which && self.releaseMouse)
                  return self.releaseMouse();
  
              self.x = e.clientX;
              self.y = e.clientY;
              mouseMoveHandler && mouseMoveHandler(e);
              self.mouseEvent = new MouseEvent(e, self.editor);
              self.$mouseMoved = true;
          };
  
          var onCaptureEnd = function(e) {
              clearInterval(timerId);
              onCaptureInterval();
              self[self.state + "End"] && self[self.state + "End"](e);
              self.state = "";
              if (renderer.$keepTextAreaAtCursor == null) {
                  renderer.$keepTextAreaAtCursor = true;
                  renderer.$moveTextAreaToCursor();
              }
              self.isMousePressed = false;
              self.$onCaptureMouseMove = self.releaseMouse = null;
              e && self.onMouseEvent("mouseup", e);
          };
  
          var onCaptureInterval = function() {
              self[self.state] && self[self.state]();
              self.$mouseMoved = false;
          };
  
          if (useragent.isOldIE && ev.domEvent.type == "dblclick") {
              return setTimeout(function() {onCaptureEnd(ev);});
          }
  
          self.$onCaptureMouseMove = onMouseMove;
          self.releaseMouse = event.capture(this.editor.container, onMouseMove, onCaptureEnd);
          var timerId = setInterval(onCaptureInterval, 20);
      };
      this.releaseMouse = null;
      this.cancelContextMenu = function() {
          var stop = function(e) {
              if (e && e.domEvent && e.domEvent.type != "contextmenu")
                  return;
              this.editor.off("nativecontextmenu", stop);
              if (e && e.domEvent)
                  event.stopEvent(e.domEvent);
          }.bind(this);
          setTimeout(stop, 10);
          this.editor.on("nativecontextmenu", stop);
      };
  }).call(MouseHandler.prototype);
  
  config.defineOptions(MouseHandler.prototype, "mouseHandler", {
      scrollSpeed: {initialValue: 2},
      dragDelay: {initialValue: (useragent.isMac ? 150 : 0)},
      dragEnabled: {initialValue: true},
      focusTimout: {initialValue: 0},
      tooltipFollowsMouse: {initialValue: true}
  });
  
  
  exports.MouseHandler = MouseHandler;
  });
  
  ace.define("ace/mouse/fold_handler",["require","exports","module"], function(require, exports, module) {
  "use strict";
  
  function FoldHandler(editor) {
  
      editor.on("click", function(e) {
          var position = e.getDocumentPosition();
          var session = editor.session;
          var fold = session.getFoldAt(position.row, position.column, 1);
          if (fold) {
              if (e.getAccelKey())
                  session.removeFold(fold);
              else
                  session.expandFold(fold);
  
              e.stop();
          }
      });
  
      editor.on("gutterclick", function(e) {
          var gutterRegion = editor.renderer.$gutterLayer.getRegion(e);
  
          if (gutterRegion == "foldWidgets") {
              var row = e.getDocumentPosition().row;
              var session = editor.session;
              if (session.foldWidgets && session.foldWidgets[row])
                  editor.session.onFoldWidgetClick(row, e);
              if (!editor.isFocused())
                  editor.focus();
              e.stop();
          }
      });
  
      editor.on("gutterdblclick", function(e) {
          var gutterRegion = editor.renderer.$gutterLayer.getRegion(e);
  
          if (gutterRegion == "foldWidgets") {
              var row = e.getDocumentPosition().row;
              var session = editor.session;
              var data = session.getParentFoldRangeData(row, true);
              var range = data.range || data.firstRange;
  
              if (range) {
                  row = range.start.row;
                  var fold = session.getFoldAt(row, session.getLine(row).length, 1);
  
                  if (fold) {
                      session.removeFold(fold);
                  } else {
                      session.addFold("...", range);
                      editor.renderer.scrollCursorIntoView({row: range.start.row, column: 0});
                  }
              }
              e.stop();
          }
      });
  }
  
  exports.FoldHandler = FoldHandler;
  
  });
  
  ace.define("ace/keyboard/keybinding",["require","exports","module","ace/lib/keys","ace/lib/event"], function(require, exports, module) {
  "use strict";
  
  var keyUtil  = require("../lib/keys");
  var event = require("../lib/event");
  
  var KeyBinding = function(editor) {
      this.$editor = editor;
      this.$data = {editor: editor};
      this.$handlers = [];
      this.setDefaultHandler(editor.commands);
  };
  
  (function() {
      this.setDefaultHandler = function(kb) {
          this.removeKeyboardHandler(this.$defaultHandler);
          this.$defaultHandler = kb;
          this.addKeyboardHandler(kb, 0);
      };
  
      this.setKeyboardHandler = function(kb) {
          var h = this.$handlers;
          if (h[h.length - 1] == kb)
              return;
  
          while (h[h.length - 1] && h[h.length - 1] != this.$defaultHandler)
              this.removeKeyboardHandler(h[h.length - 1]);
  
          this.addKeyboardHandler(kb, 1);
      };
  
      this.addKeyboardHandler = function(kb, pos) {
          if (!kb)
              return;
          if (typeof kb == "function" && !kb.handleKeyboard)
              kb.handleKeyboard = kb;
          var i = this.$handlers.indexOf(kb);
          if (i != -1)
              this.$handlers.splice(i, 1);
  
          if (pos == undefined)
              this.$handlers.push(kb);
          else
              this.$handlers.splice(pos, 0, kb);
  
          if (i == -1 && kb.attach)
              kb.attach(this.$editor);
      };
  
      this.removeKeyboardHandler = function(kb) {
          var i = this.$handlers.indexOf(kb);
          if (i == -1)
              return false;
          this.$handlers.splice(i, 1);
          kb.detach && kb.detach(this.$editor);
          return true;
      };
  
      this.getKeyboardHandler = function() {
          return this.$handlers[this.$handlers.length - 1];
      };
      
      this.getStatusText = function() {
          var data = this.$data;
          var editor = data.editor;
          return this.$handlers.map(function(h) {
              return h.getStatusText && h.getStatusText(editor, data) || "";
          }).filter(Boolean).join(" ");
      };
  
      this.$callKeyboardHandlers = function(hashId, keyString, keyCode, e) {
          var toExecute;
          var success = false;
          var commands = this.$editor.commands;
  
          for (var i = this.$handlers.length; i--;) {
              toExecute = this.$handlers[i].handleKeyboard(
                  this.$data, hashId, keyString, keyCode, e
              );
              if (!toExecute || !toExecute.command)
                  continue;
              if (toExecute.command == "null") {
                  success = true;
              } else {
                  success = commands.exec(toExecute.command, this.$editor, toExecute.args, e);                
              }
              if (success && e && hashId != -1 && 
                  toExecute.passEvent != true && toExecute.command.passEvent != true
              ) {
                  event.stopEvent(e);
              }
              if (success)
                  break;
          }
          return success;
      };
  
      this.onCommandKey = function(e, hashId, keyCode) {
          var keyString = keyUtil.keyCodeToString(keyCode);
          this.$callKeyboardHandlers(hashId, keyString, keyCode, e);
      };
  
      this.onTextInput = function(text) {
          var success = this.$callKeyboardHandlers(-1, text);
          if (!success)
              this.$editor.commands.exec("insertstring", this.$editor, text);
      };
  
  }).call(KeyBinding.prototype);
  
  exports.KeyBinding = KeyBinding;
  });
  
  ace.define("ace/range",["require","exports","module"], function(require, exports, module) {
  "use strict";
  var comparePoints = function(p1, p2) {
      return p1.row - p2.row || p1.column - p2.column;
  };
  var Range = function(startRow, startColumn, endRow, endColumn) {
      this.start = {
          row: startRow,
          column: startColumn
      };
  
      this.end = {
          row: endRow,
          column: endColumn
      };
  };
  
  (function() {
      this.isEqual = function(range) {
          return this.start.row === range.start.row &&
              this.end.row === range.end.row &&
              this.start.column === range.start.column &&
              this.end.column === range.end.column;
      };
      this.toString = function() {
          return ("Range: [" + this.start.row + "/" + this.start.column +
              "] -> [" + this.end.row + "/" + this.end.column + "]");
      };
  
      this.contains = function(row, column) {
          return this.compare(row, column) == 0;
      };
      this.compareRange = function(range) {
          var cmp,
              end = range.end,
              start = range.start;
  
          cmp = this.compare(end.row, end.column);
          if (cmp == 1) {
              cmp = this.compare(start.row, start.column);
              if (cmp == 1) {
                  return 2;
              } else if (cmp == 0) {
                  return 1;
              } else {
                  return 0;
              }
          } else if (cmp == -1) {
              return -2;
          } else {
              cmp = this.compare(start.row, start.column);
              if (cmp == -1) {
                  return -1;
              } else if (cmp == 1) {
                  return 42;
              } else {
                  return 0;
              }
          }
      };
      this.comparePoint = function(p) {
          return this.compare(p.row, p.column);
      };
      this.containsRange = function(range) {
          return this.comparePoint(range.start) == 0 && this.comparePoint(range.end) == 0;
      };
      this.intersects = function(range) {
          var cmp = this.compareRange(range);
          return (cmp == -1 || cmp == 0 || cmp == 1);
      };
      this.isEnd = function(row, column) {
          return this.end.row == row && this.end.column == column;
      };
      this.isStart = function(row, column) {
          return this.start.row == row && this.start.column == column;
      };
      this.setStart = function(row, column) {
          if (typeof row == "object") {
              this.start.column = row.column;
              this.start.row = row.row;
          } else {
              this.start.row = row;
              this.start.column = column;
          }
      };
      this.setEnd = function(row, column) {
          if (typeof row == "object") {
              this.end.column = row.column;
              this.end.row = row.row;
          } else {
              this.end.row = row;
              this.end.column = column;
          }
      };
      this.inside = function(row, column) {
          if (this.compare(row, column) == 0) {
              if (this.isEnd(row, column) || this.isStart(row, column)) {
                  return false;
              } else {
                  return true;
              }
          }
          return false;
      };
      this.insideStart = function(row, column) {
          if (this.compare(row, column) == 0) {
              if (this.isEnd(row, column)) {
                  return false;
              } else {
                  return true;
              }
          }
          return false;
      };
      this.insideEnd = function(row, column) {
          if (this.compare(row, column) == 0) {
              if (this.isStart(row, column)) {
                  return false;
              } else {
                  return true;
              }
          }
          return false;
      };
      this.compare = function(row, column) {
          if (!this.isMultiLine()) {
              if (row === this.start.row) {
                  return column < this.start.column ? -1 : (column > this.end.column ? 1 : 0);
              };
          }
  
          if (row < this.start.row)
              return -1;
  
          if (row > this.end.row)
              return 1;
  
          if (this.start.row === row)
              return column >= this.start.column ? 0 : -1;
  
          if (this.end.row === row)
              return column <= this.end.column ? 0 : 1;
  
          return 0;
      };
      this.compareStart = function(row, column) {
          if (this.start.row == row && this.start.column == column) {
              return -1;
          } else {
              return this.compare(row, column);
          }
      };
      this.compareEnd = function(row, column) {
          if (this.end.row == row && this.end.column == column) {
              return 1;
          } else {
              return this.compare(row, column);
          }
      };
      this.compareInside = function(row, column) {
          if (this.end.row == row && this.end.column == column) {
              return 1;
          } else if (this.start.row == row && this.start.column == column) {
              return -1;
          } else {
              return this.compare(row, column);
          }
      };
      this.clipRows = function(firstRow, lastRow) {
          if (this.end.row > lastRow)
              var end = {row: lastRow + 1, column: 0};
          else if (this.end.row < firstRow)
              var end = {row: firstRow, column: 0};
  
          if (this.start.row > lastRow)
              var start = {row: lastRow + 1, column: 0};
          else if (this.start.row < firstRow)
              var start = {row: firstRow, column: 0};
  
          return Range.fromPoints(start || this.start, end || this.end);
      };
      this.extend = function(row, column) {
          var cmp = this.compare(row, column);
  
          if (cmp == 0)
              return this;
          else if (cmp == -1)
              var start = {row: row, column: column};
          else
              var end = {row: row, column: column};
  
          return Range.fromPoints(start || this.start, end || this.end);
      };
  
      this.isEmpty = function() {
          return (this.start.row === this.end.row && this.start.column === this.end.column);
      };
      this.isMultiLine = function() {
          return (this.start.row !== this.end.row);
      };
      this.clone = function() {
          return Range.fromPoints(this.start, this.end);
      };
      this.collapseRows = function() {
          if (this.end.column == 0)
              return new Range(this.start.row, 0, Math.max(this.start.row, this.end.row-1), 0)
          else
              return new Range(this.start.row, 0, this.end.row, 0)
      };
      this.toScreenRange = function(session) {
          var screenPosStart = session.documentToScreenPosition(this.start);
          var screenPosEnd = session.documentToScreenPosition(this.end);
  
          return new Range(
              screenPosStart.row, screenPosStart.column,
              screenPosEnd.row, screenPosEnd.column
          );
      };
      this.moveBy = function(row, column) {
          this.start.row += row;
          this.start.column += column;
          this.end.row += row;
          this.end.column += column;
      };
  
  }).call(Range.prototype);
  Range.fromPoints = function(start, end) {
      return new Range(start.row, start.column, end.row, end.column);
  };
  Range.comparePoints = comparePoints;
  
  Range.comparePoints = function(p1, p2) {
      return p1.row - p2.row || p1.column - p2.column;
  };
  
  
  exports.Range = Range;
  });
  
  ace.define("ace/selection",["require","exports","module","ace/lib/oop","ace/lib/lang","ace/lib/event_emitter","ace/range"], function(require, exports, module) {
  "use strict";
  
  var oop = require("./lib/oop");
  var lang = require("./lib/lang");
  var EventEmitter = require("./lib/event_emitter").EventEmitter;
  var Range = require("./range").Range;
  var Selection = function(session) {
      this.session = session;
      this.doc = session.getDocument();
  
      this.clearSelection();
      this.lead = this.selectionLead = this.doc.createAnchor(0, 0);
      this.anchor = this.selectionAnchor = this.doc.createAnchor(0, 0);
  
      var self = this;
      this.lead.on("change", function(e) {
          self._emit("changeCursor");
          if (!self.$isEmpty)
              self._emit("changeSelection");
          if (!self.$keepDesiredColumnOnChange && e.old.column != e.value.column)
              self.$desiredColumn = null;
      });
  
      this.selectionAnchor.on("change", function() {
          if (!self.$isEmpty)
              self._emit("changeSelection");
      });
  };
  
  (function() {
  
      oop.implement(this, EventEmitter);
      this.isEmpty = function() {
          return (this.$isEmpty || (
              this.anchor.row == this.lead.row &&
              this.anchor.column == this.lead.column
          ));
      };
      this.isMultiLine = function() {
          if (this.isEmpty()) {
              return false;
          }
  
          return this.getRange().isMultiLine();
      };
      this.getCursor = function() {
          return this.lead.getPosition();
      };
      this.setSelectionAnchor = function(row, column) {
          this.anchor.setPosition(row, column);
  
          if (this.$isEmpty) {
              this.$isEmpty = false;
              this._emit("changeSelection");
          }
      };
      this.getSelectionAnchor = function() {
          if (this.$isEmpty)
              return this.getSelectionLead();
          else
              return this.anchor.getPosition();
      };
      this.getSelectionLead = function() {
          return this.lead.getPosition();
      };
      this.shiftSelection = function(columns) {
          if (this.$isEmpty) {
              this.moveCursorTo(this.lead.row, this.lead.column + columns);
              return;
          }
  
          var anchor = this.getSelectionAnchor();
          var lead = this.getSelectionLead();
  
          var isBackwards = this.isBackwards();
  
          if (!isBackwards || anchor.column !== 0)
              this.setSelectionAnchor(anchor.row, anchor.column + columns);
  
          if (isBackwards || lead.column !== 0) {
              this.$moveSelection(function() {
                  this.moveCursorTo(lead.row, lead.column + columns);
              });
          }
      };
      this.isBackwards = function() {
          var anchor = this.anchor;
          var lead = this.lead;
          return (anchor.row > lead.row || (anchor.row == lead.row && anchor.column > lead.column));
      };
      this.getRange = function() {
          var anchor = this.anchor;
          var lead = this.lead;
  
          if (this.isEmpty())
              return Range.fromPoints(lead, lead);
  
          if (this.isBackwards()) {
              return Range.fromPoints(lead, anchor);
          }
          else {
              return Range.fromPoints(anchor, lead);
          }
      };
      this.clearSelection = function() {
          if (!this.$isEmpty) {
              this.$isEmpty = true;
              this._emit("changeSelection");
          }
      };
      this.selectAll = function() {
          var lastRow = this.doc.getLength() - 1;
          this.setSelectionAnchor(0, 0);
          this.moveCursorTo(lastRow, this.doc.getLine(lastRow).length);
      };
      this.setRange =
      this.setSelectionRange = function(range, reverse) {
          if (reverse) {
              this.setSelectionAnchor(range.end.row, range.end.column);
              this.selectTo(range.start.row, range.start.column);
          } else {
              this.setSelectionAnchor(range.start.row, range.start.column);
              this.selectTo(range.end.row, range.end.column);
          }
          if (this.getRange().isEmpty())
              this.$isEmpty = true;
          this.$desiredColumn = null;
      };
  
      this.$moveSelection = function(mover) {
          var lead = this.lead;
          if (this.$isEmpty)
              this.setSelectionAnchor(lead.row, lead.column);
  
          mover.call(this);
      };
      this.selectTo = function(row, column) {
          this.$moveSelection(function() {
              this.moveCursorTo(row, column);
          });
      };
      this.selectToPosition = function(pos) {
          this.$moveSelection(function() {
              this.moveCursorToPosition(pos);
          });
      };
      this.moveTo = function(row, column) {
          this.clearSelection();
          this.moveCursorTo(row, column);
      };
      this.moveToPosition = function(pos) {
          this.clearSelection();
          this.moveCursorToPosition(pos);
      };
      this.selectUp = function() {
          this.$moveSelection(this.moveCursorUp);
      };
      this.selectDown = function() {
          this.$moveSelection(this.moveCursorDown);
      };
      this.selectRight = function() {
          this.$moveSelection(this.moveCursorRight);
      };
      this.selectLeft = function() {
          this.$moveSelection(this.moveCursorLeft);
      };
      this.selectLineStart = function() {
          this.$moveSelection(this.moveCursorLineStart);
      };
      this.selectLineEnd = function() {
          this.$moveSelection(this.moveCursorLineEnd);
      };
      this.selectFileEnd = function() {
          this.$moveSelection(this.moveCursorFileEnd);
      };
      this.selectFileStart = function() {
          this.$moveSelection(this.moveCursorFileStart);
      };
      this.selectWordRight = function() {
          this.$moveSelection(this.moveCursorWordRight);
      };
      this.selectWordLeft = function() {
          this.$moveSelection(this.moveCursorWordLeft);
      };
      this.getWordRange = function(row, column) {
          if (typeof column == "undefined") {
              var cursor = row || this.lead;
              row = cursor.row;
              column = cursor.column;
          }
          return this.session.getWordRange(row, column);
      };
      this.selectWord = function() {
          this.setSelectionRange(this.getWordRange());
      };
      this.selectAWord = function() {
          var cursor = this.getCursor();
          var range = this.session.getAWordRange(cursor.row, cursor.column);
          this.setSelectionRange(range);
      };
  
      this.getLineRange = function(row, excludeLastChar) {
          var rowStart = typeof row == "number" ? row : this.lead.row;
          var rowEnd;
  
          var foldLine = this.session.getFoldLine(rowStart);
          if (foldLine) {
              rowStart = foldLine.start.row;
              rowEnd = foldLine.end.row;
          } else {
              rowEnd = rowStart;
          }
          if (excludeLastChar === true)
              return new Range(rowStart, 0, rowEnd, this.session.getLine(rowEnd).length);
          else
              return new Range(rowStart, 0, rowEnd + 1, 0);
      };
      this.selectLine = function() {
          this.setSelectionRange(this.getLineRange());
      };
      this.moveCursorUp = function() {
          this.moveCursorBy(-1, 0);
      };
      this.moveCursorDown = function() {
          this.moveCursorBy(1, 0);
      };
      this.moveCursorLeft = function() {
          var cursor = this.lead.getPosition(),
              fold;
  
          if (fold = this.session.getFoldAt(cursor.row, cursor.column, -1)) {
              this.moveCursorTo(fold.start.row, fold.start.column);
          } else if (cursor.column === 0) {
              if (cursor.row > 0) {
                  this.moveCursorTo(cursor.row - 1, this.doc.getLine(cursor.row - 1).length);
              }
          }
          else {
              var tabSize = this.session.getTabSize();
              if (this.session.isTabStop(cursor) && this.doc.getLine(cursor.row).slice(cursor.column-tabSize, cursor.column).split(" ").length-1 == tabSize)
                  this.moveCursorBy(0, -tabSize);
              else
                  this.moveCursorBy(0, -1);
          }
      };
      this.moveCursorRight = function() {
          var cursor = this.lead.getPosition(),
              fold;
          if (fold = this.session.getFoldAt(cursor.row, cursor.column, 1)) {
              this.moveCursorTo(fold.end.row, fold.end.column);
          }
          else if (this.lead.column == this.doc.getLine(this.lead.row).length) {
              if (this.lead.row < this.doc.getLength() - 1) {
                  this.moveCursorTo(this.lead.row + 1, 0);
              }
          }
          else {
              var tabSize = this.session.getTabSize();
              var cursor = this.lead;
              if (this.session.isTabStop(cursor) && this.doc.getLine(cursor.row).slice(cursor.column, cursor.column+tabSize).split(" ").length-1 == tabSize)
                  this.moveCursorBy(0, tabSize);
              else
                  this.moveCursorBy(0, 1);
          }
      };
      this.moveCursorLineStart = function() {
          var row = this.lead.row;
          var column = this.lead.column;
          var screenRow = this.session.documentToScreenRow(row, column);
          var firstColumnPosition = this.session.screenToDocumentPosition(screenRow, 0);
          var beforeCursor = this.session.getDisplayLine(
              row, null, firstColumnPosition.row,
              firstColumnPosition.column
          );
  
          var leadingSpace = beforeCursor.match(/^\s*/);
          if (leadingSpace[0].length != column && !this.session.$useEmacsStyleLineStart)
              firstColumnPosition.column += leadingSpace[0].length;
          this.moveCursorToPosition(firstColumnPosition);
      };
      this.moveCursorLineEnd = function() {
          var lead = this.lead;
          var lineEnd = this.session.getDocumentLastRowColumnPosition(lead.row, lead.column);
          if (this.lead.column == lineEnd.column) {
              var line = this.session.getLine(lineEnd.row);
              if (lineEnd.column == line.length) {
                  var textEnd = line.search(/\s+$/);
                  if (textEnd > 0)
                      lineEnd.column = textEnd;
              }
          }
  
          this.moveCursorTo(lineEnd.row, lineEnd.column);
      };
      this.moveCursorFileEnd = function() {
          var row = this.doc.getLength() - 1;
          var column = this.doc.getLine(row).length;
          this.moveCursorTo(row, column);
      };
      this.moveCursorFileStart = function() {
          this.moveCursorTo(0, 0);
      };
      this.moveCursorLongWordRight = function() {
          var row = this.lead.row;
          var column = this.lead.column;
          var line = this.doc.getLine(row);
          var rightOfCursor = line.substring(column);
  
          var match;
          this.session.nonTokenRe.lastIndex = 0;
          this.session.tokenRe.lastIndex = 0;
          var fold = this.session.getFoldAt(row, column, 1);
          if (fold) {
              this.moveCursorTo(fold.end.row, fold.end.column);
              return;
          }
          if (match = this.session.nonTokenRe.exec(rightOfCursor)) {
              column += this.session.nonTokenRe.lastIndex;
              this.session.nonTokenRe.lastIndex = 0;
              rightOfCursor = line.substring(column);
          }
          if (column >= line.length) {
              this.moveCursorTo(row, line.length);
              this.moveCursorRight();
              if (row < this.doc.getLength() - 1)
                  this.moveCursorWordRight();
              return;
          }
          if (match = this.session.tokenRe.exec(rightOfCursor)) {
              column += this.session.tokenRe.lastIndex;
              this.session.tokenRe.lastIndex = 0;
          }
  
          this.moveCursorTo(row, column);
      };
      this.moveCursorLongWordLeft = function() {
          var row = this.lead.row;
          var column = this.lead.column;
          var fold;
          if (fold = this.session.getFoldAt(row, column, -1)) {
              this.moveCursorTo(fold.start.row, fold.start.column);
              return;
          }
  
          var str = this.session.getFoldStringAt(row, column, -1);
          if (str == null) {
              str = this.doc.getLine(row).substring(0, column);
          }
  
          var leftOfCursor = lang.stringReverse(str);
          var match;
          this.session.nonTokenRe.lastIndex = 0;
          this.session.tokenRe.lastIndex = 0;
          if (match = this.session.nonTokenRe.exec(leftOfCursor)) {
              column -= this.session.nonTokenRe.lastIndex;
              leftOfCursor = leftOfCursor.slice(this.session.nonTokenRe.lastIndex);
              this.session.nonTokenRe.lastIndex = 0;
          }
          if (column <= 0) {
              this.moveCursorTo(row, 0);
              this.moveCursorLeft();
              if (row > 0)
                  this.moveCursorWordLeft();
              return;
          }
          if (match = this.session.tokenRe.exec(leftOfCursor)) {
              column -= this.session.tokenRe.lastIndex;
              this.session.tokenRe.lastIndex = 0;
          }
  
          this.moveCursorTo(row, column);
      };
  
      this.$shortWordEndIndex = function(rightOfCursor) {
          var match, index = 0, ch;
          var whitespaceRe = /\s/;
          var tokenRe = this.session.tokenRe;
  
          tokenRe.lastIndex = 0;
          if (match = this.session.tokenRe.exec(rightOfCursor)) {
              index = this.session.tokenRe.lastIndex;
          } else {
              while ((ch = rightOfCursor[index]) && whitespaceRe.test(ch))
                  index ++;
  
              if (index < 1) {
                  tokenRe.lastIndex = 0;
                   while ((ch = rightOfCursor[index]) && !tokenRe.test(ch)) {
                      tokenRe.lastIndex = 0;
                      index ++;
                      if (whitespaceRe.test(ch)) {
                          if (index > 2) {
                              index--;
                              break;
                          } else {
                              while ((ch = rightOfCursor[index]) && whitespaceRe.test(ch))
                                  index ++;
                              if (index > 2)
                                  break;
                          }
                      }
                  }
              }
          }
          tokenRe.lastIndex = 0;
  
          return index;
      };
  
      this.moveCursorShortWordRight = function() {
          var row = this.lead.row;
          var column = this.lead.column;
          var line = this.doc.getLine(row);
          var rightOfCursor = line.substring(column);
  
          var fold = this.session.getFoldAt(row, column, 1);
          if (fold)
              return this.moveCursorTo(fold.end.row, fold.end.column);
  
          if (column == line.length) {
              var l = this.doc.getLength();
              do {
                  row++;
                  rightOfCursor = this.doc.getLine(row);
              } while (row < l && /^\s*$/.test(rightOfCursor));
  
              if (!/^\s+/.test(rightOfCursor))
                  rightOfCursor = "";
              column = 0;
          }
  
          var index = this.$shortWordEndIndex(rightOfCursor);
  
          this.moveCursorTo(row, column + index);
      };
  
      this.moveCursorShortWordLeft = function() {
          var row = this.lead.row;
          var column = this.lead.column;
  
          var fold;
          if (fold = this.session.getFoldAt(row, column, -1))
              return this.moveCursorTo(fold.start.row, fold.start.column);
  
          var line = this.session.getLine(row).substring(0, column);
          if (column === 0) {
              do {
                  row--;
                  line = this.doc.getLine(row);
              } while (row > 0 && /^\s*$/.test(line));
  
              column = line.length;
              if (!/\s+$/.test(line))
                  line = "";
          }
  
          var leftOfCursor = lang.stringReverse(line);
          var index = this.$shortWordEndIndex(leftOfCursor);
  
          return this.moveCursorTo(row, column - index);
      };
  
      this.moveCursorWordRight = function() {
          if (this.session.$selectLongWords)
              this.moveCursorLongWordRight();
          else
              this.moveCursorShortWordRight();
      };
  
      this.moveCursorWordLeft = function() {
          if (this.session.$selectLongWords)
              this.moveCursorLongWordLeft();
          else
              this.moveCursorShortWordLeft();
      };
      this.moveCursorBy = function(rows, chars) {
          var screenPos = this.session.documentToScreenPosition(
              this.lead.row,
              this.lead.column
          );
  
          if (chars === 0) {
              if (this.$desiredColumn)
                  screenPos.column = this.$desiredColumn;
              else
                  this.$desiredColumn = screenPos.column;
          }
  
          var docPos = this.session.screenToDocumentPosition(screenPos.row + rows, screenPos.column);
          
          if (rows !== 0 && chars === 0 && docPos.row === this.lead.row && docPos.column === this.lead.column) {
              if (this.session.lineWidgets && this.session.lineWidgets[docPos.row])
                  docPos.row++;
          }
          this.moveCursorTo(docPos.row, docPos.column + chars, chars === 0);
      };
      this.moveCursorToPosition = function(position) {
          this.moveCursorTo(position.row, position.column);
      };
      this.moveCursorTo = function(row, column, keepDesiredColumn) {
          var fold = this.session.getFoldAt(row, column, 1);
          if (fold) {
              row = fold.start.row;
              column = fold.start.column;
          }
  
          this.$keepDesiredColumnOnChange = true;
          this.lead.setPosition(row, column);
          this.$keepDesiredColumnOnChange = false;
  
          if (!keepDesiredColumn)
              this.$desiredColumn = null;
      };
      this.moveCursorToScreen = function(row, column, keepDesiredColumn) {
          var pos = this.session.screenToDocumentPosition(row, column);
          this.moveCursorTo(pos.row, pos.column, keepDesiredColumn);
      };
      this.detach = function() {
          this.lead.detach();
          this.anchor.detach();
          this.session = this.doc = null;
      };
  
      this.fromOrientedRange = function(range) {
          this.setSelectionRange(range, range.cursor == range.start);
          this.$desiredColumn = range.desiredColumn || this.$desiredColumn;
      };
  
      this.toOrientedRange = function(range) {
          var r = this.getRange();
          if (range) {
              range.start.column = r.start.column;
              range.start.row = r.start.row;
              range.end.column = r.end.column;
              range.end.row = r.end.row;
          } else {
              range = r;
          }
  
          range.cursor = this.isBackwards() ? range.start : range.end;
          range.desiredColumn = this.$desiredColumn;
          return range;
      };
      this.getRangeOfMovements = function(func) {
          var start = this.getCursor();
          try {
              func.call(null, this);
              var end = this.getCursor();
              return Range.fromPoints(start,end);
          } catch(e) {
              return Range.fromPoints(start,start);
          } finally {
              this.moveCursorToPosition(start);
          }
      };
  
      this.toJSON = function() {
          if (this.rangeCount) {
              var data = this.ranges.map(function(r) {
                  var r1 = r.clone();
                  r1.isBackwards = r.cursor == r.start;
                  return r1;
              });
          } else {
              var data = this.getRange();
              data.isBackwards = this.isBackwards();
          }
          return data;
      };
  
      this.fromJSON = function(data) {
          if (data.start == undefined) {
              if (this.rangeList) {
                  this.toSingleRange(data[0]);
                  for (var i = data.length; i--; ) {
                      var r = Range.fromPoints(data[i].start, data[i].end);
                      if (data[i].isBackwards)
                          r.cursor = r.start;
                      this.addRange(r, true);
                  }
                  return;
              } else
                  data = data[0];
          }
          if (this.rangeList)
              this.toSingleRange(data);
          this.setSelectionRange(data, data.isBackwards);
      };
  
      this.isEqual = function(data) {
          if ((data.length || this.rangeCount) && data.length != this.rangeCount)
              return false;
          if (!data.length || !this.ranges)
              return this.getRange().isEqual(data);
  
          for (var i = this.ranges.length; i--; ) {
              if (!this.ranges[i].isEqual(data[i]))
                  return false;
          }
          return true;
      };
  
  }).call(Selection.prototype);
  
  exports.Selection = Selection;
  });
  
  ace.define("ace/tokenizer",["require","exports","module","ace/config"], function(require, exports, module) {
  "use strict";
  
  var config = require("./config");
  var MAX_TOKEN_COUNT = 2000;
  var Tokenizer = function(rules) {
      this.states = rules;
  
      this.regExps = {};
      this.matchMappings = {};
      for (var key in this.states) {
          var state = this.states[key];
          var ruleRegExps = [];
          var matchTotal = 0;
          var mapping = this.matchMappings[key] = {defaultToken: "text"};
          var flag = "g";
  
          var splitterRurles = [];
          for (var i = 0; i < state.length; i++) {
              var rule = state[i];
              if (rule.defaultToken)
                  mapping.defaultToken = rule.defaultToken;
              if (rule.caseInsensitive)
                  flag = "gi";
              if (rule.regex == null)
                  continue;
  
              if (rule.regex instanceof RegExp)
                  rule.regex = rule.regex.toString().slice(1, -1);
              var adjustedregex = rule.regex;
              var matchcount = new RegExp("(?:(" + adjustedregex + ")|(.))").exec("a").length - 2;
              if (Array.isArray(rule.token)) {
                  if (rule.token.length == 1 || matchcount == 1) {
                      rule.token = rule.token[0];
                  } else if (matchcount - 1 != rule.token.length) {
                      this.reportError("number of classes and regexp groups doesn't match", { 
                          rule: rule,
                          groupCount: matchcount - 1
                      });
                      rule.token = rule.token[0];
                  } else {
                      rule.tokenArray = rule.token;
                      rule.token = null;
                      rule.onMatch = this.$arrayTokens;
                  }
              } else if (typeof rule.token == "function" && !rule.onMatch) {
                  if (matchcount > 1)
                      rule.onMatch = this.$applyToken;
                  else
                      rule.onMatch = rule.token;
              }
  
              if (matchcount > 1) {
                  if (/\\\d/.test(rule.regex)) {
                      adjustedregex = rule.regex.replace(/\\([0-9]+)/g, function(match, digit) {
                          return "\\" + (parseInt(digit, 10) + matchTotal + 1);
                      });
                  } else {
                      matchcount = 1;
                      adjustedregex = this.removeCapturingGroups(rule.regex);
                  }
                  if (!rule.splitRegex && typeof rule.token != "string")
                      splitterRurles.push(rule); // flag will be known only at the very end
              }
  
              mapping[matchTotal] = i;
              matchTotal += matchcount;
  
              ruleRegExps.push(adjustedregex);
              if (!rule.onMatch)
                  rule.onMatch = null;
          }
          
          if (!ruleRegExps.length) {
              mapping[0] = 0;
              ruleRegExps.push("$");
          }
          
          splitterRurles.forEach(function(rule) {
              rule.splitRegex = this.createSplitterRegexp(rule.regex, flag);
          }, this);
  
          this.regExps[key] = new RegExp("(" + ruleRegExps.join(")|(") + ")|($)", flag);
      }
  };
  
  (function() {
      this.$setMaxTokenCount = function(m) {
          MAX_TOKEN_COUNT = m | 0;
      };
      
      this.$applyToken = function(str) {
          var values = this.splitRegex.exec(str).slice(1);
          var types = this.token.apply(this, values);
          if (typeof types === "string")
              return [{type: types, value: str}];
  
          var tokens = [];
          for (var i = 0, l = types.length; i < l; i++) {
              if (values[i])
                  tokens[tokens.length] = {
                      type: types[i],
                      value: values[i]
                  };
          }
          return tokens;
      },
  
      this.$arrayTokens = function(str) {
          if (!str)
              return [];
          var values = this.splitRegex.exec(str);
          if (!values)
              return "text";
          var tokens = [];
          var types = this.tokenArray;
          for (var i = 0, l = types.length; i < l; i++) {
              if (values[i + 1])
                  tokens[tokens.length] = {
                      type: types[i],
                      value: values[i + 1]
                  };
          }
          return tokens;
      };
  
      this.removeCapturingGroups = function(src) {
          var r = src.replace(
              /\[(?:\\.|[^\]])*?\]|\\.|\(\?[:=!]|(\()/g,
              function(x, y) {return y ? "(?:" : x;}
          );
          return r;
      };
  
      this.createSplitterRegexp = function(src, flag) {
          if (src.indexOf("(?=") != -1) {
              var stack = 0;
              var inChClass = false;
              var lastCapture = {};
              src.replace(/(\\.)|(\((?:\?[=!])?)|(\))|([\[\]])/g, function(
                  m, esc, parenOpen, parenClose, square, index
              ) {
                  if (inChClass) {
                      inChClass = square != "]";
                  } else if (square) {
                      inChClass = true;
                  } else if (parenClose) {
                      if (stack == lastCapture.stack) {
                          lastCapture.end = index+1;
                          lastCapture.stack = -1;
                      }
                      stack--;
                  } else if (parenOpen) {
                      stack++;
                      if (parenOpen.length != 1) {
                          lastCapture.stack = stack
                          lastCapture.start = index;
                      }
                  }
                  return m;
              });
  
              if (lastCapture.end != null && /^\)*$/.test(src.substr(lastCapture.end)))
                  src = src.substring(0, lastCapture.start) + src.substr(lastCapture.end);
          }
          if (src.charAt(0) != "^") src = "^" + src;
          if (src.charAt(src.length - 1) != "$") src += "$";
          
          return new RegExp(src, (flag||"").replace("g", ""));
      };
      this.getLineTokens = function(line, startState) {
          if (startState && typeof startState != "string") {
              var stack = startState.slice(0);
              startState = stack[0];
              if (startState === "#tmp") {
                  stack.shift()
                  startState = stack.shift()
              }
          } else
              var stack = [];
  
          var currentState = startState || "start";
          var state = this.states[currentState];
          if (!state) {
              currentState = "start";
              state = this.states[currentState];
          }
          var mapping = this.matchMappings[currentState];
          var re = this.regExps[currentState];
          re.lastIndex = 0;
  
          var match, tokens = [];
          var lastIndex = 0;
          var matchAttempts = 0;
  
          var token = {type: null, value: ""};
  
          while (match = re.exec(line)) {
              var type = mapping.defaultToken;
              var rule = null;
              var value = match[0];
              var index = re.lastIndex;
  
              if (index - value.length > lastIndex) {
                  var skipped = line.substring(lastIndex, index - value.length);
                  if (token.type == type) {
                      token.value += skipped;
                  } else {
                      if (token.type)
                          tokens.push(token);
                      token = {type: type, value: skipped};
                  }
              }
  
              for (var i = 0; i < match.length-2; i++) {
                  if (match[i + 1] === undefined)
                      continue;
  
                  rule = state[mapping[i]];
  
                  if (rule.onMatch)
                      type = rule.onMatch(value, currentState, stack);
                  else
                      type = rule.token;
  
                  if (rule.next) {
                      if (typeof rule.next == "string") {
                          currentState = rule.next;
                      } else {
                          currentState = rule.next(currentState, stack);
                      }
                      
                      state = this.states[currentState];
                      if (!state) {
                          this.reportError("state doesn't exist", currentState);
                          currentState = "start";
                          state = this.states[currentState];
                      }
                      mapping = this.matchMappings[currentState];
                      lastIndex = index;
                      re = this.regExps[currentState];
                      re.lastIndex = index;
                  }
                  break;
              }
  
              if (value) {
                  if (typeof type === "string") {
                      if ((!rule || rule.merge !== false) && token.type === type) {
                          token.value += value;
                      } else {
                          if (token.type)
                              tokens.push(token);
                          token = {type: type, value: value};
                      }
                  } else if (type) {
                      if (token.type)
                          tokens.push(token);
                      token = {type: null, value: ""};
                      for (var i = 0; i < type.length; i++)
                          tokens.push(type[i]);
                  }
              }
  
              if (lastIndex == line.length)
                  break;
  
              lastIndex = index;
  
              if (matchAttempts++ > MAX_TOKEN_COUNT) {
                  if (matchAttempts > 2 * line.length) {
                      this.reportError("infinite loop with in ace tokenizer", {
                          startState: startState,
                          line: line
                      });
                  }
                  while (lastIndex < line.length) {
                      if (token.type)
                          tokens.push(token);
                      token = {
                          value: line.substring(lastIndex, lastIndex += 2000),
                          type: "overflow"
                      };
                  }
                  currentState = "start";
                  stack = [];
                  break;
              }
          }
  
          if (token.type)
              tokens.push(token);
          
          if (stack.length > 1) {
              if (stack[0] !== currentState)
                  stack.unshift("#tmp", currentState);
          }
          return {
              tokens : tokens,
              state : stack.length ? stack : currentState
          };
      };
      
      this.reportError = config.reportError;
      
  }).call(Tokenizer.prototype);
  
  exports.Tokenizer = Tokenizer;
  });
  
  ace.define("ace/mode/text_highlight_rules",["require","exports","module","ace/lib/lang"], function(require, exports, module) {
  "use strict";
  
  var lang = require("../lib/lang");
  
  var TextHighlightRules = function() {
  
      this.$rules = {
          "start" : [{
              token : "empty_line",
              regex : '^$'
          }, {
              defaultToken : "text"
          }]
      };
  };
  
  (function() {
  
      this.addRules = function(rules, prefix) {
          if (!prefix) {
              for (var key in rules)
                  this.$rules[key] = rules[key];
              return;
          }
          for (var key in rules) {
              var state = rules[key];
              for (var i = 0; i < state.length; i++) {
                  var rule = state[i];
                  if (rule.next || rule.onMatch) {
                      if (typeof rule.next == "string") {
                          if (rule.next.indexOf(prefix) !== 0)
                              rule.next = prefix + rule.next;
                      }
                      if (rule.nextState && rule.nextState.indexOf(prefix) !== 0)
                          rule.nextState = prefix + rule.nextState;
                  }
              }
              this.$rules[prefix + key] = state;
          }
      };
  
      this.getRules = function() {
          return this.$rules;
      };
  
      this.embedRules = function (HighlightRules, prefix, escapeRules, states, append) {
          var embedRules = typeof HighlightRules == "function"
              ? new HighlightRules().getRules()
              : HighlightRules;
          if (states) {
              for (var i = 0; i < states.length; i++)
                  states[i] = prefix + states[i];
          } else {
              states = [];
              for (var key in embedRules)
                  states.push(prefix + key);
          }
  
          this.addRules(embedRules, prefix);
  
          if (escapeRules) {
              var addRules = Array.prototype[append ? "push" : "unshift"];
              for (var i = 0; i < states.length; i++)
                  addRules.apply(this.$rules[states[i]], lang.deepCopy(escapeRules));
          }
  
          if (!this.$embeds)
              this.$embeds = [];
          this.$embeds.push(prefix);
      };
  
      this.getEmbeds = function() {
          return this.$embeds;
      };
  
      var pushState = function(currentState, stack) {
          if (currentState != "start" || stack.length)
              stack.unshift(this.nextState, currentState);
          return this.nextState;
      };
      var popState = function(currentState, stack) {
          stack.shift();
          return stack.shift() || "start";
      };
  
      this.normalizeRules = function() {
          var id = 0;
          var rules = this.$rules;
          function processState(key) {
              var state = rules[key];
              state.processed = true;
              for (var i = 0; i < state.length; i++) {
                  var rule = state[i];
                  if (!rule.regex && rule.start) {
                      rule.regex = rule.start;
                      if (!rule.next)
                          rule.next = [];
                      rule.next.push({
                          defaultToken: rule.token
                      }, {
                          token: rule.token + ".end",
                          regex: rule.end || rule.start,
                          next: "pop"
                      });
                      rule.token = rule.token + ".start";
                      rule.push = true;
                  }
                  var next = rule.next || rule.push;
                  if (next && Array.isArray(next)) {
                      var stateName = rule.stateName;
                      if (!stateName)  {
                          stateName = rule.token;
                          if (typeof stateName != "string")
                              stateName = stateName[0] || "";
                          if (rules[stateName])
                              stateName += id++;
                      }
                      rules[stateName] = next;
                      rule.next = stateName;
                      processState(stateName);
                  } else if (next == "pop") {
                      rule.next = popState;
                  }
  
                  if (rule.push) {
                      rule.nextState = rule.next || rule.push;
                      rule.next = pushState;
                      delete rule.push;
                  }
  
                  if (rule.rules) {
                      for (var r in rule.rules) {
                          if (rules[r]) {
                              if (rules[r].push)
                                  rules[r].push.apply(rules[r], rule.rules[r]);
                          } else {
                              rules[r] = rule.rules[r];
                          }
                      }
                  }
                  if (rule.include || typeof rule == "string") {
                      var includeName = rule.include || rule;
                      var toInsert = rules[includeName];
                  } else if (Array.isArray(rule))
                      toInsert = rule;
  
                  if (toInsert) {
                      var args = [i, 1].concat(toInsert);
                      if (rule.noEscape)
                          args = args.filter(function(x) {return !x.next;});
                      state.splice.apply(state, args);
                      i--;
                      toInsert = null;
                  }
                  
                  if (rule.keywordMap) {
                      rule.token = this.createKeywordMapper(
                          rule.keywordMap, rule.defaultToken || "text", rule.caseInsensitive
                      );
                      delete rule.defaultToken;
                  }
              }
          }
          Object.keys(rules).forEach(processState, this);
      };
  
      this.createKeywordMapper = function(map, defaultToken, ignoreCase, splitChar) {
          var keywords = Object.create(null);
          Object.keys(map).forEach(function(className) {
              var a = map[className];
              if (ignoreCase)
                  a = a.toLowerCase();
              var list = a.split(splitChar || "|");
              for (var i = list.length; i--; )
                  keywords[list[i]] = className;
          });
          if (Object.getPrototypeOf(keywords)) {
              keywords.__proto__ = null;
          }
          this.$keywordList = Object.keys(keywords);
          map = null;
          return ignoreCase
              ? function(value) {return keywords[value.toLowerCase()] || defaultToken }
              : function(value) {return keywords[value] || defaultToken };
      };
  
      this.getKeywords = function() {
          return this.$keywords;
      };
  
  }).call(TextHighlightRules.prototype);
  
  exports.TextHighlightRules = TextHighlightRules;
  });
  
  ace.define("ace/mode/behaviour",["require","exports","module"], function(require, exports, module) {
  "use strict";
  
  var Behaviour = function() {
     this.$behaviours = {};
  };
  
  (function () {
  
      this.add = function (name, action, callback) {
          switch (undefined) {
            case this.$behaviours:
                this.$behaviours = {};
            case this.$behaviours[name]:
                this.$behaviours[name] = {};
          }
          this.$behaviours[name][action] = callback;
      }
      
      this.addBehaviours = function (behaviours) {
          for (var key in behaviours) {
              for (var action in behaviours[key]) {
                  this.add(key, action, behaviours[key][action]);
              }
          }
      }
      
      this.remove = function (name) {
          if (this.$behaviours && this.$behaviours[name]) {
              delete this.$behaviours[name];
          }
      }
      
      this.inherit = function (mode, filter) {
          if (typeof mode === "function") {
              var behaviours = new mode().getBehaviours(filter);
          } else {
              var behaviours = mode.getBehaviours(filter);
          }
          this.addBehaviours(behaviours);
      }
      
      this.getBehaviours = function (filter) {
          if (!filter) {
              return this.$behaviours;
          } else {
              var ret = {}
              for (var i = 0; i < filter.length; i++) {
                  if (this.$behaviours[filter[i]]) {
                      ret[filter[i]] = this.$behaviours[filter[i]];
                  }
              }
              return ret;
          }
      }
  
  }).call(Behaviour.prototype);
  
  exports.Behaviour = Behaviour;
  });
  
  ace.define("ace/unicode",["require","exports","module"], function(require, exports, module) {
  "use strict";
  exports.packages = {};
  
  addUnicodePackage({
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      Lo: "01BB01C0-01C3029405D0-05EA05F0-05F20621-063F0641-064A066E066F0671-06D306D506EE06EF06FA-06FC06FF07100712-072F074D-07A507B107CA-07EA0800-08150904-0939093D09500958-096109720979-097F0985-098C098F09900993-09A809AA-09B009B209B6-09B909BD09CE09DC09DD09DF-09E109F009F10A05-0A0A0A0F0A100A13-0A280A2A-0A300A320A330A350A360A380A390A59-0A5C0A5E0A72-0A740A85-0A8D0A8F-0A910A93-0AA80AAA-0AB00AB20AB30AB5-0AB90ABD0AD00AE00AE10B05-0B0C0B0F0B100B13-0B280B2A-0B300B320B330B35-0B390B3D0B5C0B5D0B5F-0B610B710B830B85-0B8A0B8E-0B900B92-0B950B990B9A0B9C0B9E0B9F0BA30BA40BA8-0BAA0BAE-0BB90BD00C05-0C0C0C0E-0C100C12-0C280C2A-0C330C35-0C390C3D0C580C590C600C610C85-0C8C0C8E-0C900C92-0CA80CAA-0CB30CB5-0CB90CBD0CDE0CE00CE10D05-0D0C0D0E-0D100D12-0D280D2A-0D390D3D0D600D610D7A-0D7F0D85-0D960D9A-0DB10DB3-0DBB0DBD0DC0-0DC60E01-0E300E320E330E40-0E450E810E820E840E870E880E8A0E8D0E94-0E970E99-0E9F0EA1-0EA30EA50EA70EAA0EAB0EAD-0EB00EB20EB30EBD0EC0-0EC40EDC0EDD0F000F40-0F470F49-0F6C0F88-0F8B1000-102A103F1050-1055105A-105D106110651066106E-10701075-1081108E10D0-10FA1100-1248124A-124D1250-12561258125A-125D1260-1288128A-128D1290-12B012B2-12B512B8-12BE12C012C2-12C512C8-12D612D8-13101312-13151318-135A1380-138F13A0-13F41401-166C166F-167F1681-169A16A0-16EA1700-170C170E-17111720-17311740-17511760-176C176E-17701780-17B317DC1820-18421844-18771880-18A818AA18B0-18F51900-191C1950-196D1970-19741980-19AB19C1-19C71A00-1A161A20-1A541B05-1B331B45-1B4B1B83-1BA01BAE1BAF1C00-1C231C4D-1C4F1C5A-1C771CE9-1CEC1CEE-1CF12135-21382D30-2D652D80-2D962DA0-2DA62DA8-2DAE2DB0-2DB62DB8-2DBE2DC0-2DC62DC8-2DCE2DD0-2DD62DD8-2DDE3006303C3041-3096309F30A1-30FA30FF3105-312D3131-318E31A0-31B731F0-31FF3400-4DB54E00-9FCBA000-A014A016-A48CA4D0-A4F7A500-A60BA610-A61FA62AA62BA66EA6A0-A6E5A7FB-A801A803-A805A807-A80AA80C-A822A840-A873A882-A8B3A8F2-A8F7A8FBA90A-A925A930-A946A960-A97CA984-A9B2AA00-AA28AA40-AA42AA44-AA4BAA60-AA6FAA71-AA76AA7AAA80-AAAFAAB1AAB5AAB6AAB9-AABDAAC0AAC2AADBAADCABC0-ABE2AC00-D7A3D7B0-D7C6D7CB-D7FBF900-FA2DFA30-FA6DFA70-FAD9FB1DFB1F-FB28FB2A-FB36FB38-FB3CFB3EFB40FB41FB43FB44FB46-FBB1FBD3-FD3DFD50-FD8FFD92-FDC7FDF0-FDFBFE70-FE74FE76-FEFCFF66-FF6FFF71-FF9DFFA0-FFBEFFC2-FFC7FFCA-FFCFFFD2-FFD7FFDA-FFDC",
      M:  "0300-036F0483-04890591-05BD05BF05C105C205C405C505C70610-061A064B-065E067006D6-06DC06DE-06E406E706E806EA-06ED07110730-074A07A6-07B007EB-07F30816-0819081B-08230825-08270829-082D0900-0903093C093E-094E0951-0955096209630981-098309BC09BE-09C409C709C809CB-09CD09D709E209E30A01-0A030A3C0A3E-0A420A470A480A4B-0A4D0A510A700A710A750A81-0A830ABC0ABE-0AC50AC7-0AC90ACB-0ACD0AE20AE30B01-0B030B3C0B3E-0B440B470B480B4B-0B4D0B560B570B620B630B820BBE-0BC20BC6-0BC80BCA-0BCD0BD70C01-0C030C3E-0C440C46-0C480C4A-0C4D0C550C560C620C630C820C830CBC0CBE-0CC40CC6-0CC80CCA-0CCD0CD50CD60CE20CE30D020D030D3E-0D440D46-0D480D4A-0D4D0D570D620D630D820D830DCA0DCF-0DD40DD60DD8-0DDF0DF20DF30E310E34-0E3A0E47-0E4E0EB10EB4-0EB90EBB0EBC0EC8-0ECD0F180F190F350F370F390F3E0F3F0F71-0F840F860F870F90-0F970F99-0FBC0FC6102B-103E1056-1059105E-10601062-10641067-106D1071-10741082-108D108F109A-109D135F1712-17141732-1734175217531772177317B6-17D317DD180B-180D18A91920-192B1930-193B19B0-19C019C819C91A17-1A1B1A55-1A5E1A60-1A7C1A7F1B00-1B041B34-1B441B6B-1B731B80-1B821BA1-1BAA1C24-1C371CD0-1CD21CD4-1CE81CED1CF21DC0-1DE61DFD-1DFF20D0-20F02CEF-2CF12DE0-2DFF302A-302F3099309AA66F-A672A67CA67DA6F0A6F1A802A806A80BA823-A827A880A881A8B4-A8C4A8E0-A8F1A926-A92DA947-A953A980-A983A9B3-A9C0AA29-AA36AA43AA4CAA4DAA7BAAB0AAB2-AAB4AAB7AAB8AABEAABFAAC1ABE3-ABEAABECABEDFB1EFE00-FE0FFE20-FE26",
      Mn: "0300-036F0483-04870591-05BD05BF05C105C205C405C505C70610-061A064B-065E067006D6-06DC06DF-06E406E706E806EA-06ED07110730-074A07A6-07B007EB-07F30816-0819081B-08230825-08270829-082D0900-0902093C0941-0948094D0951-095509620963098109BC09C1-09C409CD09E209E30A010A020A3C0A410A420A470A480A4B-0A4D0A510A700A710A750A810A820ABC0AC1-0AC50AC70AC80ACD0AE20AE30B010B3C0B3F0B41-0B440B4D0B560B620B630B820BC00BCD0C3E-0C400C46-0C480C4A-0C4D0C550C560C620C630CBC0CBF0CC60CCC0CCD0CE20CE30D41-0D440D4D0D620D630DCA0DD2-0DD40DD60E310E34-0E3A0E47-0E4E0EB10EB4-0EB90EBB0EBC0EC8-0ECD0F180F190F350F370F390F71-0F7E0F80-0F840F860F870F90-0F970F99-0FBC0FC6102D-10301032-10371039103A103D103E10581059105E-10601071-1074108210851086108D109D135F1712-17141732-1734175217531772177317B7-17BD17C617C9-17D317DD180B-180D18A91920-19221927192819321939-193B1A171A181A561A58-1A5E1A601A621A65-1A6C1A73-1A7C1A7F1B00-1B031B341B36-1B3A1B3C1B421B6B-1B731B801B811BA2-1BA51BA81BA91C2C-1C331C361C371CD0-1CD21CD4-1CE01CE2-1CE81CED1DC0-1DE61DFD-1DFF20D0-20DC20E120E5-20F02CEF-2CF12DE0-2DFF302A-302F3099309AA66FA67CA67DA6F0A6F1A802A806A80BA825A826A8C4A8E0-A8F1A926-A92DA947-A951A980-A982A9B3A9B6-A9B9A9BCAA29-AA2EAA31AA32AA35AA36AA43AA4CAAB0AAB2-AAB4AAB7AAB8AABEAABFAAC1ABE5ABE8ABEDFB1EFE00-FE0FFE20-FE26",
      Mc: "0903093E-09400949-094C094E0982098309BE-09C009C709C809CB09CC09D70A030A3E-0A400A830ABE-0AC00AC90ACB0ACC0B020B030B3E0B400B470B480B4B0B4C0B570BBE0BBF0BC10BC20BC6-0BC80BCA-0BCC0BD70C01-0C030C41-0C440C820C830CBE0CC0-0CC40CC70CC80CCA0CCB0CD50CD60D020D030D3E-0D400D46-0D480D4A-0D4C0D570D820D830DCF-0DD10DD8-0DDF0DF20DF30F3E0F3F0F7F102B102C10311038103B103C105610571062-10641067-106D108310841087-108C108F109A-109C17B617BE-17C517C717C81923-19261929-192B193019311933-193819B0-19C019C819C91A19-1A1B1A551A571A611A631A641A6D-1A721B041B351B3B1B3D-1B411B431B441B821BA11BA61BA71BAA1C24-1C2B1C341C351CE11CF2A823A824A827A880A881A8B4-A8C3A952A953A983A9B4A9B5A9BAA9BBA9BD-A9C0AA2FAA30AA33AA34AA4DAA7BABE3ABE4ABE6ABE7ABE9ABEAABEC",
      Me: "0488048906DE20DD-20E020E2-20E4A670-A672",
      N:  "0030-003900B200B300B900BC-00BE0660-066906F0-06F907C0-07C90966-096F09E6-09EF09F4-09F90A66-0A6F0AE6-0AEF0B66-0B6F0BE6-0BF20C66-0C6F0C78-0C7E0CE6-0CEF0D66-0D750E50-0E590ED0-0ED90F20-0F331040-10491090-10991369-137C16EE-16F017E0-17E917F0-17F91810-18191946-194F19D0-19DA1A80-1A891A90-1A991B50-1B591BB0-1BB91C40-1C491C50-1C5920702074-20792080-20892150-21822185-21892460-249B24EA-24FF2776-27932CFD30073021-30293038-303A3192-31953220-32293251-325F3280-328932B1-32BFA620-A629A6E6-A6EFA830-A835A8D0-A8D9A900-A909A9D0-A9D9AA50-AA59ABF0-ABF9FF10-FF19",
      Nd: "0030-00390660-066906F0-06F907C0-07C90966-096F09E6-09EF0A66-0A6F0AE6-0AEF0B66-0B6F0BE6-0BEF0C66-0C6F0CE6-0CEF0D66-0D6F0E50-0E590ED0-0ED90F20-0F291040-10491090-109917E0-17E91810-18191946-194F19D0-19DA1A80-1A891A90-1A991B50-1B591BB0-1BB91C40-1C491C50-1C59A620-A629A8D0-A8D9A900-A909A9D0-A9D9AA50-AA59ABF0-ABF9FF10-FF19",
      Nl: "16EE-16F02160-21822185-218830073021-30293038-303AA6E6-A6EF",
      No: "00B200B300B900BC-00BE09F4-09F90BF0-0BF20C78-0C7E0D70-0D750F2A-0F331369-137C17F0-17F920702074-20792080-20892150-215F21892460-249B24EA-24FF2776-27932CFD3192-31953220-32293251-325F3280-328932B1-32BFA830-A835",
      P:  "0021-00230025-002A002C-002F003A003B003F0040005B-005D005F007B007D00A100AB00B700BB00BF037E0387055A-055F0589058A05BE05C005C305C605F305F40609060A060C060D061B061E061F066A-066D06D40700-070D07F7-07F90830-083E0964096509700DF40E4F0E5A0E5B0F04-0F120F3A-0F3D0F850FD0-0FD4104A-104F10FB1361-13681400166D166E169B169C16EB-16ED1735173617D4-17D617D8-17DA1800-180A1944194519DE19DF1A1E1A1F1AA0-1AA61AA8-1AAD1B5A-1B601C3B-1C3F1C7E1C7F1CD32010-20272030-20432045-20512053-205E207D207E208D208E2329232A2768-277527C527C627E6-27EF2983-299829D8-29DB29FC29FD2CF9-2CFC2CFE2CFF2E00-2E2E2E302E313001-30033008-30113014-301F3030303D30A030FBA4FEA4FFA60D-A60FA673A67EA6F2-A6F7A874-A877A8CEA8CFA8F8-A8FAA92EA92FA95FA9C1-A9CDA9DEA9DFAA5C-AA5FAADEAADFABEBFD3EFD3FFE10-FE19FE30-FE52FE54-FE61FE63FE68FE6AFE6BFF01-FF03FF05-FF0AFF0C-FF0FFF1AFF1BFF1FFF20FF3B-FF3DFF3FFF5BFF5DFF5F-FF65",
      Pd: "002D058A05BE140018062010-20152E172E1A301C303030A0FE31FE32FE58FE63FF0D",
      Ps: "0028005B007B0F3A0F3C169B201A201E2045207D208D23292768276A276C276E27702772277427C527E627E827EA27EC27EE2983298529872989298B298D298F299129932995299729D829DA29FC2E222E242E262E283008300A300C300E3010301430163018301A301DFD3EFE17FE35FE37FE39FE3BFE3DFE3FFE41FE43FE47FE59FE5BFE5DFF08FF3BFF5BFF5FFF62",
      Pe: "0029005D007D0F3B0F3D169C2046207E208E232A2769276B276D276F27712773277527C627E727E927EB27ED27EF298429862988298A298C298E2990299229942996299829D929DB29FD2E232E252E272E293009300B300D300F3011301530173019301B301E301FFD3FFE18FE36FE38FE3AFE3CFE3EFE40FE42FE44FE48FE5AFE5CFE5EFF09FF3DFF5DFF60FF63",
      Pi: "00AB2018201B201C201F20392E022E042E092E0C2E1C2E20",
      Pf: "00BB2019201D203A2E032E052E0A2E0D2E1D2E21",
      Pc: "005F203F20402054FE33FE34FE4D-FE4FFF3F",
      Po: "0021-00230025-0027002A002C002E002F003A003B003F0040005C00A100B700BF037E0387055A-055F058905C005C305C605F305F40609060A060C060D061B061E061F066A-066D06D40700-070D07F7-07F90830-083E0964096509700DF40E4F0E5A0E5B0F04-0F120F850FD0-0FD4104A-104F10FB1361-1368166D166E16EB-16ED1735173617D4-17D617D8-17DA1800-18051807-180A1944194519DE19DF1A1E1A1F1AA0-1AA61AA8-1AAD1B5A-1B601C3B-1C3F1C7E1C7F1CD3201620172020-20272030-2038203B-203E2041-20432047-205120532055-205E2CF9-2CFC2CFE2CFF2E002E012E06-2E082E0B2E0E-2E162E182E192E1B2E1E2E1F2E2A-2E2E2E302E313001-3003303D30FBA4FEA4FFA60D-A60FA673A67EA6F2-A6F7A874-A877A8CEA8CFA8F8-A8FAA92EA92FA95FA9C1-A9CDA9DEA9DFAA5C-AA5FAADEAADFABEBFE10-FE16FE19FE30FE45FE46FE49-FE4CFE50-FE52FE54-FE57FE5F-FE61FE68FE6AFE6BFF01-FF03FF05-FF07FF0AFF0CFF0EFF0FFF1AFF1BFF1FFF20FF3CFF61FF64FF65",
      S:  "0024002B003C-003E005E0060007C007E00A2-00A900AC00AE-00B100B400B600B800D700F702C2-02C502D2-02DF02E5-02EB02ED02EF-02FF03750384038503F604820606-0608060B060E060F06E906FD06FE07F609F209F309FA09FB0AF10B700BF3-0BFA0C7F0CF10CF20D790E3F0F01-0F030F13-0F170F1A-0F1F0F340F360F380FBE-0FC50FC7-0FCC0FCE0FCF0FD5-0FD8109E109F13601390-139917DB194019E0-19FF1B61-1B6A1B74-1B7C1FBD1FBF-1FC11FCD-1FCF1FDD-1FDF1FED-1FEF1FFD1FFE20442052207A-207C208A-208C20A0-20B8210021012103-21062108210921142116-2118211E-2123212521272129212E213A213B2140-2144214A-214D214F2190-2328232B-23E82400-24262440-244A249C-24E92500-26CD26CF-26E126E326E8-26FF2701-27042706-2709270C-27272729-274B274D274F-27522756-275E2761-276727942798-27AF27B1-27BE27C0-27C427C7-27CA27CC27D0-27E527F0-29822999-29D729DC-29FB29FE-2B4C2B50-2B592CE5-2CEA2E80-2E992E9B-2EF32F00-2FD52FF0-2FFB300430123013302030363037303E303F309B309C319031913196-319F31C0-31E33200-321E322A-32503260-327F328A-32B032C0-32FE3300-33FF4DC0-4DFFA490-A4C6A700-A716A720A721A789A78AA828-A82BA836-A839AA77-AA79FB29FDFCFDFDFE62FE64-FE66FE69FF04FF0BFF1C-FF1EFF3EFF40FF5CFF5EFFE0-FFE6FFE8-FFEEFFFCFFFD",
      Sm: "002B003C-003E007C007E00AC00B100D700F703F60606-060820442052207A-207C208A-208C2140-2144214B2190-2194219A219B21A021A321A621AE21CE21CF21D221D421F4-22FF2308-230B23202321237C239B-23B323DC-23E125B725C125F8-25FF266F27C0-27C427C7-27CA27CC27D0-27E527F0-27FF2900-29822999-29D729DC-29FB29FE-2AFF2B30-2B442B47-2B4CFB29FE62FE64-FE66FF0BFF1C-FF1EFF5CFF5EFFE2FFE9-FFEC",
      Sc: "002400A2-00A5060B09F209F309FB0AF10BF90E3F17DB20A0-20B8A838FDFCFE69FF04FFE0FFE1FFE5FFE6",
      Sk: "005E006000A800AF00B400B802C2-02C502D2-02DF02E5-02EB02ED02EF-02FF0375038403851FBD1FBF-1FC11FCD-1FCF1FDD-1FDF1FED-1FEF1FFD1FFE309B309CA700-A716A720A721A789A78AFF3EFF40FFE3",
      So: "00A600A700A900AE00B000B60482060E060F06E906FD06FE07F609FA0B700BF3-0BF80BFA0C7F0CF10CF20D790F01-0F030F13-0F170F1A-0F1F0F340F360F380FBE-0FC50FC7-0FCC0FCE0FCF0FD5-0FD8109E109F13601390-1399194019E0-19FF1B61-1B6A1B74-1B7C210021012103-21062108210921142116-2118211E-2123212521272129212E213A213B214A214C214D214F2195-2199219C-219F21A121A221A421A521A7-21AD21AF-21CD21D021D121D321D5-21F32300-2307230C-231F2322-2328232B-237B237D-239A23B4-23DB23E2-23E82400-24262440-244A249C-24E92500-25B625B8-25C025C2-25F72600-266E2670-26CD26CF-26E126E326E8-26FF2701-27042706-2709270C-27272729-274B274D274F-27522756-275E2761-276727942798-27AF27B1-27BE2800-28FF2B00-2B2F2B452B462B50-2B592CE5-2CEA2E80-2E992E9B-2EF32F00-2FD52FF0-2FFB300430123013302030363037303E303F319031913196-319F31C0-31E33200-321E322A-32503260-327F328A-32B032C0-32FE3300-33FF4DC0-4DFFA490-A4C6A828-A82BA836A837A839AA77-AA79FDFDFFE4FFE8FFEDFFEEFFFCFFFD",
      Z:  "002000A01680180E2000-200A20282029202F205F3000",
      Zs: "002000A01680180E2000-200A202F205F3000",
      Zl: "2028",
      Zp: "2029",
      C:  "0000-001F007F-009F00AD03780379037F-0383038B038D03A20526-05300557055805600588058B-059005C8-05CF05EB-05EF05F5-0605061C061D0620065F06DD070E070F074B074C07B2-07BF07FB-07FF082E082F083F-08FF093A093B094F095609570973-097809800984098D098E0991099209A909B109B3-09B509BA09BB09C509C609C909CA09CF-09D609D8-09DB09DE09E409E509FC-0A000A040A0B-0A0E0A110A120A290A310A340A370A3A0A3B0A3D0A43-0A460A490A4A0A4E-0A500A52-0A580A5D0A5F-0A650A76-0A800A840A8E0A920AA90AB10AB40ABA0ABB0AC60ACA0ACE0ACF0AD1-0ADF0AE40AE50AF00AF2-0B000B040B0D0B0E0B110B120B290B310B340B3A0B3B0B450B460B490B4A0B4E-0B550B58-0B5B0B5E0B640B650B72-0B810B840B8B-0B8D0B910B96-0B980B9B0B9D0BA0-0BA20BA5-0BA70BAB-0BAD0BBA-0BBD0BC3-0BC50BC90BCE0BCF0BD1-0BD60BD8-0BE50BFB-0C000C040C0D0C110C290C340C3A-0C3C0C450C490C4E-0C540C570C5A-0C5F0C640C650C70-0C770C800C810C840C8D0C910CA90CB40CBA0CBB0CC50CC90CCE-0CD40CD7-0CDD0CDF0CE40CE50CF00CF3-0D010D040D0D0D110D290D3A-0D3C0D450D490D4E-0D560D58-0D5F0D640D650D76-0D780D800D810D840D97-0D990DB20DBC0DBE0DBF0DC7-0DC90DCB-0DCE0DD50DD70DE0-0DF10DF5-0E000E3B-0E3E0E5C-0E800E830E850E860E890E8B0E8C0E8E-0E930E980EA00EA40EA60EA80EA90EAC0EBA0EBE0EBF0EC50EC70ECE0ECF0EDA0EDB0EDE-0EFF0F480F6D-0F700F8C-0F8F0F980FBD0FCD0FD9-0FFF10C6-10CF10FD-10FF1249124E124F12571259125E125F1289128E128F12B112B612B712BF12C112C612C712D7131113161317135B-135E137D-137F139A-139F13F5-13FF169D-169F16F1-16FF170D1715-171F1737-173F1754-175F176D17711774-177F17B417B517DE17DF17EA-17EF17FA-17FF180F181A-181F1878-187F18AB-18AF18F6-18FF191D-191F192C-192F193C-193F1941-1943196E196F1975-197F19AC-19AF19CA-19CF19DB-19DD1A1C1A1D1A5F1A7D1A7E1A8A-1A8F1A9A-1A9F1AAE-1AFF1B4C-1B4F1B7D-1B7F1BAB-1BAD1BBA-1BFF1C38-1C3A1C4A-1C4C1C80-1CCF1CF3-1CFF1DE7-1DFC1F161F171F1E1F1F1F461F471F4E1F4F1F581F5A1F5C1F5E1F7E1F7F1FB51FC51FD41FD51FDC1FF01FF11FF51FFF200B-200F202A-202E2060-206F20722073208F2095-209F20B9-20CF20F1-20FF218A-218F23E9-23FF2427-243F244B-245F26CE26E226E4-26E727002705270A270B2728274C274E2753-2755275F27602795-279727B027BF27CB27CD-27CF2B4D-2B4F2B5A-2BFF2C2F2C5F2CF2-2CF82D26-2D2F2D66-2D6E2D70-2D7F2D97-2D9F2DA72DAF2DB72DBF2DC72DCF2DD72DDF2E32-2E7F2E9A2EF4-2EFF2FD6-2FEF2FFC-2FFF3040309730983100-3104312E-3130318F31B8-31BF31E4-31EF321F32FF4DB6-4DBF9FCC-9FFFA48D-A48FA4C7-A4CFA62C-A63FA660A661A674-A67BA698-A69FA6F8-A6FFA78D-A7FAA82C-A82FA83A-A83FA878-A87FA8C5-A8CDA8DA-A8DFA8FC-A8FFA954-A95EA97D-A97FA9CEA9DA-A9DDA9E0-A9FFAA37-AA3FAA4EAA4FAA5AAA5BAA7C-AA7FAAC3-AADAAAE0-ABBFABEEABEFABFA-ABFFD7A4-D7AFD7C7-D7CAD7FC-F8FFFA2EFA2FFA6EFA6FFADA-FAFFFB07-FB12FB18-FB1CFB37FB3DFB3FFB42FB45FBB2-FBD2FD40-FD4FFD90FD91FDC8-FDEFFDFEFDFFFE1A-FE1FFE27-FE2FFE53FE67FE6C-FE6FFE75FEFD-FF00FFBF-FFC1FFC8FFC9FFD0FFD1FFD8FFD9FFDD-FFDFFFE7FFEF-FFFBFFFEFFFF",
      Cc: "0000-001F007F-009F",
      Cf: "00AD0600-060306DD070F17B417B5200B-200F202A-202E2060-2064206A-206FFEFFFFF9-FFFB",
      Co: "E000-F8FF",
      Cs: "D800-DFFF",
      Cn: "03780379037F-0383038B038D03A20526-05300557055805600588058B-059005C8-05CF05EB-05EF05F5-05FF06040605061C061D0620065F070E074B074C07B2-07BF07FB-07FF082E082F083F-08FF093A093B094F095609570973-097809800984098D098E0991099209A909B109B3-09B509BA09BB09C509C609C909CA09CF-09D609D8-09DB09DE09E409E509FC-0A000A040A0B-0A0E0A110A120A290A310A340A370A3A0A3B0A3D0A43-0A460A490A4A0A4E-0A500A52-0A580A5D0A5F-0A650A76-0A800A840A8E0A920AA90AB10AB40ABA0ABB0AC60ACA0ACE0ACF0AD1-0ADF0AE40AE50AF00AF2-0B000B040B0D0B0E0B110B120B290B310B340B3A0B3B0B450B460B490B4A0B4E-0B550B58-0B5B0B5E0B640B650B72-0B810B840B8B-0B8D0B910B96-0B980B9B0B9D0BA0-0BA20BA5-0BA70BAB-0BAD0BBA-0BBD0BC3-0BC50BC90BCE0BCF0BD1-0BD60BD8-0BE50BFB-0C000C040C0D0C110C290C340C3A-0C3C0C450C490C4E-0C540C570C5A-0C5F0C640C650C70-0C770C800C810C840C8D0C910CA90CB40CBA0CBB0CC50CC90CCE-0CD40CD7-0CDD0CDF0CE40CE50CF00CF3-0D010D040D0D0D110D290D3A-0D3C0D450D490D4E-0D560D58-0D5F0D640D650D76-0D780D800D810D840D97-0D990DB20DBC0DBE0DBF0DC7-0DC90DCB-0DCE0DD50DD70DE0-0DF10DF5-0E000E3B-0E3E0E5C-0E800E830E850E860E890E8B0E8C0E8E-0E930E980EA00EA40EA60EA80EA90EAC0EBA0EBE0EBF0EC50EC70ECE0ECF0EDA0EDB0EDE-0EFF0F480F6D-0F700F8C-0F8F0F980FBD0FCD0FD9-0FFF10C6-10CF10FD-10FF1249124E124F12571259125E125F1289128E128F12B112B612B712BF12C112C612C712D7131113161317135B-135E137D-137F139A-139F13F5-13FF169D-169F16F1-16FF170D1715-171F1737-173F1754-175F176D17711774-177F17DE17DF17EA-17EF17FA-17FF180F181A-181F1878-187F18AB-18AF18F6-18FF191D-191F192C-192F193C-193F1941-1943196E196F1975-197F19AC-19AF19CA-19CF19DB-19DD1A1C1A1D1A5F1A7D1A7E1A8A-1A8F1A9A-1A9F1AAE-1AFF1B4C-1B4F1B7D-1B7F1BAB-1BAD1BBA-1BFF1C38-1C3A1C4A-1C4C1C80-1CCF1CF3-1CFF1DE7-1DFC1F161F171F1E1F1F1F461F471F4E1F4F1F581F5A1F5C1F5E1F7E1F7F1FB51FC51FD41FD51FDC1FF01FF11FF51FFF2065-206920722073208F2095-209F20B9-20CF20F1-20FF218A-218F23E9-23FF2427-243F244B-245F26CE26E226E4-26E727002705270A270B2728274C274E2753-2755275F27602795-279727B027BF27CB27CD-27CF2B4D-2B4F2B5A-2BFF2C2F2C5F2CF2-2CF82D26-2D2F2D66-2D6E2D70-2D7F2D97-2D9F2DA72DAF2DB72DBF2DC72DCF2DD72DDF2E32-2E7F2E9A2EF4-2EFF2FD6-2FEF2FFC-2FFF3040309730983100-3104312E-3130318F31B8-31BF31E4-31EF321F32FF4DB6-4DBF9FCC-9FFFA48D-A48FA4C7-A4CFA62C-A63FA660A661A674-A67BA698-A69FA6F8-A6FFA78D-A7FAA82C-A82FA83A-A83FA878-A87FA8C5-A8CDA8DA-A8DFA8FC-A8FFA954-A95EA97D-A97FA9CEA9DA-A9DDA9E0-A9FFAA37-AA3FAA4EAA4FAA5AAA5BAA7C-AA7FAAC3-AADAAAE0-ABBFABEEABEFABFA-ABFFD7A4-D7AFD7C7-D7CAD7FC-D7FFFA2EFA2FFA6EFA6FFADA-FAFFFB07-FB12FB18-FB1CFB37FB3DFB3FFB42FB45FBB2-FBD2FD40-FD4FFD90FD91FDC8-FDEFFDFEFDFFFE1A-FE1FFE27-FE2FFE53FE67FE6C-FE6FFE75FEFDFEFEFF00FFBF-FFC1FFC8FFC9FFD0FFD1FFD8FFD9FFDD-FFDFFFE7FFEF-FFF8FFFEFFFF"
  });
  
  function addUnicodePackage (pack) {
      var codePoint = /\w{4}/g;
      for (var name in pack)
          exports.packages[name] = pack[name].replace(codePoint, "\\u$&");
  };
  
  });
  
  ace.define("ace/token_iterator",["require","exports","module"], function(require, exports, module) {
  "use strict";
  var TokenIterator = function(session, initialRow, initialColumn) {
      this.$session = session;
      this.$row = initialRow;
      this.$rowTokens = session.getTokens(initialRow);
  
      var token = session.getTokenAt(initialRow, initialColumn);
      this.$tokenIndex = token ? token.index : -1;
  };
  
  (function() { 
      this.stepBackward = function() {
          this.$tokenIndex -= 1;
          
          while (this.$tokenIndex < 0) {
              this.$row -= 1;
              if (this.$row < 0) {
                  this.$row = 0;
                  return null;
              }
                  
              this.$rowTokens = this.$session.getTokens(this.$row);
              this.$tokenIndex = this.$rowTokens.length - 1;
          }
              
          return this.$rowTokens[this.$tokenIndex];
      };   
      this.stepForward = function() {
          this.$tokenIndex += 1;
          var rowCount;
          while (this.$tokenIndex >= this.$rowTokens.length) {
              this.$row += 1;
              if (!rowCount)
                  rowCount = this.$session.getLength();
              if (this.$row >= rowCount) {
                  this.$row = rowCount - 1;
                  return null;
              }
  
              this.$rowTokens = this.$session.getTokens(this.$row);
              this.$tokenIndex = 0;
          }
              
          return this.$rowTokens[this.$tokenIndex];
      };      
      this.getCurrentToken = function () {
          return this.$rowTokens[this.$tokenIndex];
      };      
      this.getCurrentTokenRow = function () {
          return this.$row;
      };     
      this.getCurrentTokenColumn = function() {
          var rowTokens = this.$rowTokens;
          var tokenIndex = this.$tokenIndex;
          var column = rowTokens[tokenIndex].start;
          if (column !== undefined)
              return column;
              
          column = 0;
          while (tokenIndex > 0) {
              tokenIndex -= 1;
              column += rowTokens[tokenIndex].value.length;
          }
          
          return column;  
      };
      this.getCurrentTokenPosition = function() {
          return {row: this.$row, column: this.getCurrentTokenColumn()};
      };
              
  }).call(TokenIterator.prototype);
  
  exports.TokenIterator = TokenIterator;
  });
  
  ace.define("ace/mode/text",["require","exports","module","ace/tokenizer","ace/mode/text_highlight_rules","ace/mode/behaviour","ace/unicode","ace/lib/lang","ace/token_iterator","ace/range"], function(require, exports, module) {
  "use strict";
  
  var Tokenizer = require("../tokenizer").Tokenizer;
  var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
  var Behaviour = require("./behaviour").Behaviour;
  var unicode = require("../unicode");
  var lang = require("../lib/lang");
  var TokenIterator = require("../token_iterator").TokenIterator;
  var Range = require("../range").Range;
  
  var Mode = function() {
      this.HighlightRules = TextHighlightRules;
      this.$behaviour = new Behaviour();
  };
  
  (function() {
  
      this.tokenRe = new RegExp("^["
          + unicode.packages.L
          + unicode.packages.Mn + unicode.packages.Mc
          + unicode.packages.Nd
          + unicode.packages.Pc + "\\$_]+", "g"
      );
  
      this.nonTokenRe = new RegExp("^(?:[^"
          + unicode.packages.L
          + unicode.packages.Mn + unicode.packages.Mc
          + unicode.packages.Nd
          + unicode.packages.Pc + "\\$_]|\\s])+", "g"
      );
  
      this.getTokenizer = function() {
          if (!this.$tokenizer) {
              this.$highlightRules = this.$highlightRules || new this.HighlightRules();
              this.$tokenizer = new Tokenizer(this.$highlightRules.getRules());
          }
          return this.$tokenizer;
      };
  
      this.lineCommentStart = "";
      this.blockComment = "";
  
      this.toggleCommentLines = function(state, session, startRow, endRow) {
          var doc = session.doc;
  
          var ignoreBlankLines = true;
          var shouldRemove = true;
          var minIndent = Infinity;
          var tabSize = session.getTabSize();
          var insertAtTabStop = false;
  
          if (!this.lineCommentStart) {
              if (!this.blockComment)
                  return false;
              var lineCommentStart = this.blockComment.start;
              var lineCommentEnd = this.blockComment.end;
              var regexpStart = new RegExp("^(\\s*)(?:" + lang.escapeRegExp(lineCommentStart) + ")");
              var regexpEnd = new RegExp("(?:" + lang.escapeRegExp(lineCommentEnd) + ")\\s*$");
  
              var comment = function(line, i) {
                  if (testRemove(line, i))
                      return;
                  if (!ignoreBlankLines || /\S/.test(line)) {
                      doc.insertInLine({row: i, column: line.length}, lineCommentEnd);
                      doc.insertInLine({row: i, column: minIndent}, lineCommentStart);
                  }
              };
  
              var uncomment = function(line, i) {
                  var m;
                  if (m = line.match(regexpEnd))
                      doc.removeInLine(i, line.length - m[0].length, line.length);
                  if (m = line.match(regexpStart))
                      doc.removeInLine(i, m[1].length, m[0].length);
              };
  
              var testRemove = function(line, row) {
                  if (regexpStart.test(line))
                      return true;
                  var tokens = session.getTokens(row);
                  for (var i = 0; i < tokens.length; i++) {
                      if (tokens[i].type === 'comment')
                          return true;
                  }
              };
          } else {
              if (Array.isArray(this.lineCommentStart)) {
                  var regexpStart = this.lineCommentStart.map(lang.escapeRegExp).join("|");
                  var lineCommentStart = this.lineCommentStart[0];
              } else {
                  var regexpStart = lang.escapeRegExp(this.lineCommentStart);
                  var lineCommentStart = this.lineCommentStart;
              }
              regexpStart = new RegExp("^(\\s*)(?:" + regexpStart + ") ?");
              
              insertAtTabStop = session.getUseSoftTabs();
  
              var uncomment = function(line, i) {
                  var m = line.match(regexpStart);
                  if (!m) return;
                  var start = m[1].length, end = m[0].length;
                  if (!shouldInsertSpace(line, start, end) && m[0][end - 1] == " ")
                      end--;
                  doc.removeInLine(i, start, end);
              };
              var commentWithSpace = lineCommentStart + " ";
              var comment = function(line, i) {
                  if (!ignoreBlankLines || /\S/.test(line)) {
                      if (shouldInsertSpace(line, minIndent, minIndent))
                          doc.insertInLine({row: i, column: minIndent}, commentWithSpace);
                      else
                          doc.insertInLine({row: i, column: minIndent}, lineCommentStart);
                  }
              };
              var testRemove = function(line, i) {
                  return regexpStart.test(line);
              };
              
              var shouldInsertSpace = function(line, before, after) {
                  var spaces = 0;
                  while (before-- && line.charAt(before) == " ")
                      spaces++;
                  if (spaces % tabSize != 0)
                      return false;
                  var spaces = 0;
                  while (line.charAt(after++) == " ")
                      spaces++;
                  if (tabSize > 2)
                      return spaces % tabSize != tabSize - 1;
                  else
                      return spaces % tabSize == 0;
                  return true;
              };
          }
  
          function iter(fun) {
              for (var i = startRow; i <= endRow; i++)
                  fun(doc.getLine(i), i);
          }
  
  
          var minEmptyLength = Infinity;
          iter(function(line, i) {
              var indent = line.search(/\S/);
              if (indent !== -1) {
                  if (indent < minIndent)
                      minIndent = indent;
                  if (shouldRemove && !testRemove(line, i))
                      shouldRemove = false;
              } else if (minEmptyLength > line.length) {
                  minEmptyLength = line.length;
              }
          });
  
          if (minIndent == Infinity) {
              minIndent = minEmptyLength;
              ignoreBlankLines = false;
              shouldRemove = false;
          }
  
          if (insertAtTabStop && minIndent % tabSize != 0)
              minIndent = Math.floor(minIndent / tabSize) * tabSize;
  
          iter(shouldRemove ? uncomment : comment);
      };
  
      this.toggleBlockComment = function(state, session, range, cursor) {
          var comment = this.blockComment;
          if (!comment)
              return;
          if (!comment.start && comment[0])
              comment = comment[0];
  
          var iterator = new TokenIterator(session, cursor.row, cursor.column);
          var token = iterator.getCurrentToken();
  
          var sel = session.selection;
          var initialRange = session.selection.toOrientedRange();
          var startRow, colDiff;
  
          if (token && /comment/.test(token.type)) {
              var startRange, endRange;
              while (token && /comment/.test(token.type)) {
                  var i = token.value.indexOf(comment.start);
                  if (i != -1) {
                      var row = iterator.getCurrentTokenRow();
                      var column = iterator.getCurrentTokenColumn() + i;
                      startRange = new Range(row, column, row, column + comment.start.length);
                      break;
                  }
                  token = iterator.stepBackward();
              }
  
              var iterator = new TokenIterator(session, cursor.row, cursor.column);
              var token = iterator.getCurrentToken();
              while (token && /comment/.test(token.type)) {
                  var i = token.value.indexOf(comment.end);
                  if (i != -1) {
                      var row = iterator.getCurrentTokenRow();
                      var column = iterator.getCurrentTokenColumn() + i;
                      endRange = new Range(row, column, row, column + comment.end.length);
                      break;
                  }
                  token = iterator.stepForward();
              }
              if (endRange)
                  session.remove(endRange);
              if (startRange) {
                  session.remove(startRange);
                  startRow = startRange.start.row;
                  colDiff = -comment.start.length;
              }
          } else {
              colDiff = comment.start.length;
              startRow = range.start.row;
              session.insert(range.end, comment.end);
              session.insert(range.start, comment.start);
          }
          if (initialRange.start.row == startRow)
              initialRange.start.column += colDiff;
          if (initialRange.end.row == startRow)
              initialRange.end.column += colDiff;
          session.selection.fromOrientedRange(initialRange);
      };
  
      this.getNextLineIndent = function(state, line, tab) {
          return this.$getIndent(line);
      };
  
      this.checkOutdent = function(state, line, input) {
          return false;
      };
  
      this.autoOutdent = function(state, doc, row) {
      };
  
      this.$getIndent = function(line) {
          return line.match(/^\s*/)[0];
      };
  
      this.createWorker = function(session) {
          return null;
      };
  
      this.createModeDelegates = function (mapping) {
          this.$embeds = [];
          this.$modes = {};
          for (var i in mapping) {
              if (mapping[i]) {
                  this.$embeds.push(i);
                  this.$modes[i] = new mapping[i]();
              }
          }
  
          var delegations = ['toggleBlockComment', 'toggleCommentLines', 'getNextLineIndent', 
              'checkOutdent', 'autoOutdent', 'transformAction', 'getCompletions'];
  
          for (var i = 0; i < delegations.length; i++) {
              (function(scope) {
                var functionName = delegations[i];
                var defaultHandler = scope[functionName];
                scope[delegations[i]] = function() {
                    return this.$delegator(functionName, arguments, defaultHandler);
                };
              } (this));
          }
      };
  
      this.$delegator = function(method, args, defaultHandler) {
          var state = args[0];
          if (typeof state != "string")
              state = state[0];
          for (var i = 0; i < this.$embeds.length; i++) {
              if (!this.$modes[this.$embeds[i]]) continue;
  
              var split = state.split(this.$embeds[i]);
              if (!split[0] && split[1]) {
                  args[0] = split[1];
                  var mode = this.$modes[this.$embeds[i]];
                  return mode[method].apply(mode, args);
              }
          }
          var ret = defaultHandler.apply(this, args);
          return defaultHandler ? ret : undefined;
      };
  
      this.transformAction = function(state, action, editor, session, param) {
          if (this.$behaviour) {
              var behaviours = this.$behaviour.getBehaviours();
              for (var key in behaviours) {
                  if (behaviours[key][action]) {
                      var ret = behaviours[key][action].apply(this, arguments);
                      if (ret) {
                          return ret;
                      }
                  }
              }
          }
      };
      
      this.getKeywords = function(append) {
          if (!this.completionKeywords) {
              var rules = this.$tokenizer.rules;
              var completionKeywords = [];
              for (var rule in rules) {
                  var ruleItr = rules[rule];
                  for (var r = 0, l = ruleItr.length; r < l; r++) {
                      if (typeof ruleItr[r].token === "string") {
                          if (/keyword|support|storage/.test(ruleItr[r].token))
                              completionKeywords.push(ruleItr[r].regex);
                      }
                      else if (typeof ruleItr[r].token === "object") {
                          for (var a = 0, aLength = ruleItr[r].token.length; a < aLength; a++) {    
                              if (/keyword|support|storage/.test(ruleItr[r].token[a])) {
                                  var rule = ruleItr[r].regex.match(/\(.+?\)/g)[a];
                                  completionKeywords.push(rule.substr(1, rule.length - 2));
                              }
                          }
                      }
                  }
              }
              this.completionKeywords = completionKeywords;
          }
          if (!append)
              return this.$keywordList;
          return completionKeywords.concat(this.$keywordList || []);
      };
      
      this.$createKeywordList = function() {
          if (!this.$highlightRules)
              this.getTokenizer();
          return this.$keywordList = this.$highlightRules.$keywordList || [];
      };
  
      this.getCompletions = function(state, session, pos, prefix) {
          var keywords = this.$keywordList || this.$createKeywordList();
          return keywords.map(function(word) {
              return {
                  name: word,
                  value: word,
                  score: 0,
                  meta: "keyword"
              };
          });
      };
  
      this.$id = "ace/mode/text";
  }).call(Mode.prototype);
  
  exports.Mode = Mode;
  });
  
  ace.define("ace/apply_delta",["require","exports","module"], function(require, exports, module) {
  "use strict";
  
  function throwDeltaError(delta, errorText){
      console.log("Invalid Delta:", delta);
      throw "Invalid Delta: " + errorText;
  }
  
  function positionInDocument(docLines, position) {
      return position.row    >= 0 && position.row    <  docLines.length &&
             position.column >= 0 && position.column <= docLines[position.row].length;
  }
  
  function validateDelta(docLines, delta) {
      if (delta.action != "insert" && delta.action != "remove")
          throwDeltaError(delta, "delta.action must be 'insert' or 'remove'");
      if (!(delta.lines instanceof Array))
          throwDeltaError(delta, "delta.lines must be an Array");
      if (!delta.start || !delta.end)
         throwDeltaError(delta, "delta.start/end must be an present");
      var start = delta.start;
      if (!positionInDocument(docLines, delta.start))
          throwDeltaError(delta, "delta.start must be contained in document");
      var end = delta.end;
      if (delta.action == "remove" && !positionInDocument(docLines, end))
          throwDeltaError(delta, "delta.end must contained in document for 'remove' actions");
      var numRangeRows = end.row - start.row;
      var numRangeLastLineChars = (end.column - (numRangeRows == 0 ? start.column : 0));
      if (numRangeRows != delta.lines.length - 1 || delta.lines[numRangeRows].length != numRangeLastLineChars)
          throwDeltaError(delta, "delta.range must match delta lines");
  }
  
  exports.applyDelta = function(docLines, delta, doNotValidate) {
      
      var row = delta.start.row;
      var startColumn = delta.start.column;
      var line = docLines[row] || "";
      switch (delta.action) {
          case "insert":
              var lines = delta.lines;
              if (lines.length === 1) {
                  docLines[row] = line.substring(0, startColumn) + delta.lines[0] + line.substring(startColumn);
              } else {
                  var args = [row, 1].concat(delta.lines);
                  docLines.splice.apply(docLines, args);
                  docLines[row] = line.substring(0, startColumn) + docLines[row];
                  docLines[row + delta.lines.length - 1] += line.substring(startColumn);
              }
              break;
          case "remove":
              var endColumn = delta.end.column;
              var endRow = delta.end.row;
              if (row === endRow) {
                  docLines[row] = line.substring(0, startColumn) + line.substring(endColumn);
              } else {
                  docLines.splice(
                      row, endRow - row + 1,
                      line.substring(0, startColumn) + docLines[endRow].substring(endColumn)
                  );
              }
              break;
      }
  }
  });
  
  ace.define("ace/anchor",["require","exports","module","ace/lib/oop","ace/lib/event_emitter"], function(require, exports, module) {
  "use strict";
  
  var oop = require("./lib/oop");
  var EventEmitter = require("./lib/event_emitter").EventEmitter;
  
  var Anchor = exports.Anchor = function(doc, row, column) {
      this.$onChange = this.onChange.bind(this);
      this.attach(doc);
      
      if (typeof column == "undefined")
          this.setPosition(row.row, row.column);
      else
          this.setPosition(row, column);
  };
  
  (function() {
  
      oop.implement(this, EventEmitter);
      this.getPosition = function() {
          return this.$clipPositionToDocument(this.row, this.column);
      };
      this.getDocument = function() {
          return this.document;
      };
      this.$insertRight = false;
      this.onChange = function(delta) {
          if (delta.start.row == delta.end.row && delta.start.row != this.row)
              return;
  
          if (delta.start.row > this.row)
              return;
              
          var point = $getTransformedPoint(delta, {row: this.row, column: this.column}, this.$insertRight);
          this.setPosition(point.row, point.column, true);
      };
      
      function $pointsInOrder(point1, point2, equalPointsInOrder) {
          var bColIsAfter = equalPointsInOrder ? point1.column <= point2.column : point1.column < point2.column;
          return (point1.row < point2.row) || (point1.row == point2.row && bColIsAfter);
      }
              
      function $getTransformedPoint(delta, point, moveIfEqual) {
          var deltaIsInsert = delta.action == "insert";
          var deltaRowShift = (deltaIsInsert ? 1 : -1) * (delta.end.row    - delta.start.row);
          var deltaColShift = (deltaIsInsert ? 1 : -1) * (delta.end.column - delta.start.column);
          var deltaStart = delta.start;
          var deltaEnd = deltaIsInsert ? deltaStart : delta.end; // Collapse insert range.
          if ($pointsInOrder(point, deltaStart, moveIfEqual)) {
              return {
                  row: point.row,
                  column: point.column
              };
          }
          if ($pointsInOrder(deltaEnd, point, !moveIfEqual)) {
              return {
                  row: point.row + deltaRowShift,
                  column: point.column + (point.row == deltaEnd.row ? deltaColShift : 0)
              };
          }
          
          return {
              row: deltaStart.row,
              column: deltaStart.column
          };
      }
      this.setPosition = function(row, column, noClip) {
          var pos;
          if (noClip) {
              pos = {
                  row: row,
                  column: column
              };
          } else {
              pos = this.$clipPositionToDocument(row, column);
          }
  
          if (this.row == pos.row && this.column == pos.column)
              return;
  
          var old = {
              row: this.row,
              column: this.column
          };
  
          this.row = pos.row;
          this.column = pos.column;
          this._signal("change", {
              old: old,
              value: pos
          });
      };
      this.detach = function() {
          this.document.removeEventListener("change", this.$onChange);
      };
      this.attach = function(doc) {
          this.document = doc || this.document;
          this.document.on("change", this.$onChange);
      };
      this.$clipPositionToDocument = function(row, column) {
          var pos = {};
  
          if (row >= this.document.getLength()) {
              pos.row = Math.max(0, this.document.getLength() - 1);
              pos.column = this.document.getLine(pos.row).length;
          }
          else if (row < 0) {
              pos.row = 0;
              pos.column = 0;
          }
          else {
              pos.row = row;
              pos.column = Math.min(this.document.getLine(pos.row).length, Math.max(0, column));
          }
  
          if (column < 0)
              pos.column = 0;
  
          return pos;
      };
  
  }).call(Anchor.prototype);
  
  });
  
  ace.define("ace/document",["require","exports","module","ace/lib/oop","ace/apply_delta","ace/lib/event_emitter","ace/range","ace/anchor"], function(require, exports, module) {
  "use strict";
  
  var oop = require("./lib/oop");
  var applyDelta = require("./apply_delta").applyDelta;
  var EventEmitter = require("./lib/event_emitter").EventEmitter;
  var Range = require("./range").Range;
  var Anchor = require("./anchor").Anchor;
  
  var Document = function(textOrLines) {
      this.$lines = [""];
      if (textOrLines.length === 0) {
          this.$lines = [""];
      } else if (Array.isArray(textOrLines)) {
          this.insertMergedLines({row: 0, column: 0}, textOrLines);
      } else {
          this.insert({row: 0, column:0}, textOrLines);
      }
  };
  
  (function() {
  
      oop.implement(this, EventEmitter);
      this.setValue = function(text) {
          var len = this.getLength() - 1;
          this.remove(new Range(0, 0, len, this.getLine(len).length));
          this.insert({row: 0, column: 0}, text);
      };
      this.getValue = function() {
          return this.getAllLines().join(this.getNewLineCharacter());
      };
      this.createAnchor = function(row, column) {
          return new Anchor(this, row, column);
      };
      if ("aaa".split(/a/).length === 0) {
          this.$split = function(text) {
              return text.replace(/\r\n|\r/g, "\n").split("\n");
          };
      } else {
          this.$split = function(text) {
              return text.split(/\r\n|\r|\n/);
          };
      }
  
  
      this.$detectNewLine = function(text) {
          var match = text.match(/^.*?(\r\n|\r|\n)/m);
          this.$autoNewLine = match ? match[1] : "\n";
          this._signal("changeNewLineMode");
      };
      this.getNewLineCharacter = function() {
          switch (this.$newLineMode) {
            case "windows":
              return "\r\n";
            case "unix":
              return "\n";
            default:
              return this.$autoNewLine || "\n";
          }
      };
  
      this.$autoNewLine = "";
      this.$newLineMode = "auto";
      this.setNewLineMode = function(newLineMode) {
          if (this.$newLineMode === newLineMode)
              return;
  
          this.$newLineMode = newLineMode;
          this._signal("changeNewLineMode");
      };
      this.getNewLineMode = function() {
          return this.$newLineMode;
      };
      this.isNewLine = function(text) {
          return (text == "\r\n" || text == "\r" || text == "\n");
      };
      this.getLine = function(row) {
          return this.$lines[row] || "";
      };
      this.getLines = function(firstRow, lastRow) {
          return this.$lines.slice(firstRow, lastRow + 1);
      };
      this.getAllLines = function() {
          return this.getLines(0, this.getLength());
      };
      this.getLength = function() {
          return this.$lines.length;
      };
      this.getTextRange = function(range) {
          return this.getLinesForRange(range).join(this.getNewLineCharacter());
      };
      this.getLinesForRange = function(range) {
          var lines;
          if (range.start.row === range.end.row) {
              lines = [this.getLine(range.start.row).substring(range.start.column, range.end.column)];
          } else {
              lines = this.getLines(range.start.row, range.end.row);
              lines[0] = (lines[0] || "").substring(range.start.column);
              var l = lines.length - 1;
              if (range.end.row - range.start.row == l)
                  lines[l] = lines[l].substring(0, range.end.column);
          }
          return lines;
      };
      this.insertLines = function(row, lines) {
          console.warn("Use of document.insertLines is deprecated. Use the insertFullLines method instead.");
          return this.insertFullLines(row, lines);
      };
      this.removeLines = function(firstRow, lastRow) {
          console.warn("Use of document.removeLines is deprecated. Use the removeFullLines method instead.");
          return this.removeFullLines(firstRow, lastRow);
      };
      this.insertNewLine = function(position) {
          console.warn("Use of document.insertNewLine is deprecated. Use insertMergedLines(position, [\'\', \'\']) instead.");
          return this.insertMergedLines(position, ["", ""]);
      };
      this.insert = function(position, text) {
          if (this.getLength() <= 1)
              this.$detectNewLine(text);
          
          return this.insertMergedLines(position, this.$split(text));
      };
      this.insertInLine = function(position, text) {
          var start = this.clippedPos(position.row, position.column);
          var end = this.pos(position.row, position.column + text.length);
          
          this.applyDelta({
              start: start,
              end: end,
              action: "insert",
              lines: [text]
          }, true);
          
          return this.clonePos(end);
      };
      
      this.clippedPos = function(row, column) {
          var length = this.getLength();
          if (row === undefined) {
              row = length;
          } else if (row < 0) {
              row = 0;
          } else if (row >= length) {
              row = length - 1;
              column = undefined;
          }
          var line = this.getLine(row);
          if (column == undefined)
              column = line.length;
          column = Math.min(Math.max(column, 0), line.length);
          return {row: row, column: column};
      };
      
      this.clonePos = function(pos) {
          return {row: pos.row, column: pos.column};
      };
      
      this.pos = function(row, column) {
          return {row: row, column: column};
      };
      
      this.$clipPosition = function(position) {
          var length = this.getLength();
          if (position.row >= length) {
              position.row = Math.max(0, length - 1);
              position.column = this.getLine(length - 1).length;
          } else {
              position.row = Math.max(0, position.row);
              position.column = Math.min(Math.max(position.column, 0), this.getLine(position.row).length);
          }
          return position;
      };
      this.insertFullLines = function(row, lines) {
          row = Math.min(Math.max(row, 0), this.getLength());
          var column = 0;
          if (row < this.getLength()) {
              lines = lines.concat([""]);
              column = 0;
          } else {
              lines = [""].concat(lines);
              row--;
              column = this.$lines[row].length;
          }
          this.insertMergedLines({row: row, column: column}, lines);
      };    
      this.insertMergedLines = function(position, lines) {
          var start = this.clippedPos(position.row, position.column);
          var end = {
              row: start.row + lines.length - 1,
              column: (lines.length == 1 ? start.column : 0) + lines[lines.length - 1].length
          };
          
          this.applyDelta({
              start: start,
              end: end,
              action: "insert",
              lines: lines
          });
          
          return this.clonePos(end);
      };
      this.remove = function(range) {
          var start = this.clippedPos(range.start.row, range.start.column);
          var end = this.clippedPos(range.end.row, range.end.column);
          this.applyDelta({
              start: start,
              end: end,
              action: "remove",
              lines: this.getLinesForRange({start: start, end: end})
          });
          return this.clonePos(start);
      };
      this.removeInLine = function(row, startColumn, endColumn) {
          var start = this.clippedPos(row, startColumn);
          var end = this.clippedPos(row, endColumn);
          
          this.applyDelta({
              start: start,
              end: end,
              action: "remove",
              lines: this.getLinesForRange({start: start, end: end})
          }, true);
          
          return this.clonePos(start);
      };
      this.removeFullLines = function(firstRow, lastRow) {
          firstRow = Math.min(Math.max(0, firstRow), this.getLength() - 1);
          lastRow  = Math.min(Math.max(0, lastRow ), this.getLength() - 1);
          var deleteFirstNewLine = lastRow == this.getLength() - 1 && firstRow > 0;
          var deleteLastNewLine  = lastRow  < this.getLength() - 1;
          var startRow = ( deleteFirstNewLine ? firstRow - 1                  : firstRow                    );
          var startCol = ( deleteFirstNewLine ? this.getLine(startRow).length : 0                           );
          var endRow   = ( deleteLastNewLine  ? lastRow + 1                   : lastRow                     );
          var endCol   = ( deleteLastNewLine  ? 0                             : this.getLine(endRow).length ); 
          var range = new Range(startRow, startCol, endRow, endCol);
          var deletedLines = this.$lines.slice(firstRow, lastRow + 1);
          
          this.applyDelta({
              start: range.start,
              end: range.end,
              action: "remove",
              lines: this.getLinesForRange(range)
          });
          return deletedLines;
      };
      this.removeNewLine = function(row) {
          if (row < this.getLength() - 1 && row >= 0) {
              this.applyDelta({
                  start: this.pos(row, this.getLine(row).length),
                  end: this.pos(row + 1, 0),
                  action: "remove",
                  lines: ["", ""]
              });
          }
      };
      this.replace = function(range, text) {
          if (!range instanceof Range)
              range = Range.fromPoints(range.start, range.end);
          if (text.length === 0 && range.isEmpty())
              return range.start;
          if (text == this.getTextRange(range))
              return range.end;
  
          this.remove(range);
          var end;
          if (text) {
              end = this.insert(range.start, text);
          }
          else {
              end = range.start;
          }
          
          return end;
      };
      this.applyDeltas = function(deltas) {
          for (var i=0; i<deltas.length; i++) {
              this.applyDelta(deltas[i]);
          }
      };
      this.revertDeltas = function(deltas) {
          for (var i=deltas.length-1; i>=0; i--) {
              this.revertDelta(deltas[i]);
          }
      };
      this.applyDelta = function(delta, doNotValidate) {
          var isInsert = delta.action == "insert";
          if (isInsert ? delta.lines.length <= 1 && !delta.lines[0]
              : !Range.comparePoints(delta.start, delta.end)) {
              return;
          }
          
          if (isInsert && delta.lines.length > 20000)
              this.$splitAndapplyLargeDelta(delta, 20000);
          applyDelta(this.$lines, delta, doNotValidate);
          this._signal("change", delta);
      };
      
      this.$splitAndapplyLargeDelta = function(delta, MAX) {
          var lines = delta.lines;
          var l = lines.length;
          var row = delta.start.row; 
          var column = delta.start.column;
          var from = 0, to = 0;
          do {
              from = to;
              to += MAX - 1;
              var chunk = lines.slice(from, to);
              if (to > l) {
                  delta.lines = chunk;
                  delta.start.row = row + from;
                  delta.start.column = column;
                  break;
              }
              chunk.push("");
              this.applyDelta({
                  start: this.pos(row + from, column),
                  end: this.pos(row + to, column = 0),
                  action: delta.action,
                  lines: chunk
              }, true);
          } while(true);
      };
      this.revertDelta = function(delta) {
          this.applyDelta({
              start: this.clonePos(delta.start),
              end: this.clonePos(delta.end),
              action: (delta.action == "insert" ? "remove" : "insert"),
              lines: delta.lines.slice()
          });
      };
      this.indexToPosition = function(index, startRow) {
          var lines = this.$lines || this.getAllLines();
          var newlineLength = this.getNewLineCharacter().length;
          for (var i = startRow || 0, l = lines.length; i < l; i++) {
              index -= lines[i].length + newlineLength;
              if (index < 0)
                  return {row: i, column: index + lines[i].length + newlineLength};
          }
          return {row: l-1, column: lines[l-1].length};
      };
      this.positionToIndex = function(pos, startRow) {
          var lines = this.$lines || this.getAllLines();
          var newlineLength = this.getNewLineCharacter().length;
          var index = 0;
          var row = Math.min(pos.row, lines.length);
          for (var i = startRow || 0; i < row; ++i)
              index += lines[i].length + newlineLength;
  
          return index + pos.column;
      };
  
  }).call(Document.prototype);
  
  exports.Document = Document;
  });
  
  ace.define("ace/background_tokenizer",["require","exports","module","ace/lib/oop","ace/lib/event_emitter"], function(require, exports, module) {
  "use strict";
  
  var oop = require("./lib/oop");
  var EventEmitter = require("./lib/event_emitter").EventEmitter;
  
  var BackgroundTokenizer = function(tokenizer, editor) {
      this.running = false;
      this.lines = [];
      this.states = [];
      this.currentLine = 0;
      this.tokenizer = tokenizer;
  
      var self = this;
  
      this.$worker = function() {
          if (!self.running) { return; }
  
          var workerStart = new Date();
          var currentLine = self.currentLine;
          var endLine = -1;
          var doc = self.doc;
  
          var startLine = currentLine;
          while (self.lines[currentLine])
              currentLine++;
          
          var len = doc.getLength();
          var processedLines = 0;
          self.running = false;
          while (currentLine < len) {
              self.$tokenizeRow(currentLine);
              endLine = currentLine;
              do {
                  currentLine++;
              } while (self.lines[currentLine]);
              processedLines ++;
              if ((processedLines % 5 === 0) && (new Date() - workerStart) > 20) {                
                  self.running = setTimeout(self.$worker, 20);
                  break;
              }
          }
          self.currentLine = currentLine;
          
          if (startLine <= endLine)
              self.fireUpdateEvent(startLine, endLine);
      };
  };
  
  (function(){
  
      oop.implement(this, EventEmitter);
      this.setTokenizer = function(tokenizer) {
          this.tokenizer = tokenizer;
          this.lines = [];
          this.states = [];
  
          this.start(0);
      };
      this.setDocument = function(doc) {
          this.doc = doc;
          this.lines = [];
          this.states = [];
  
          this.stop();
      };
      this.fireUpdateEvent = function(firstRow, lastRow) {
          var data = {
              first: firstRow,
              last: lastRow
          };
          this._signal("update", {data: data});
      };
      this.start = function(startRow) {
          this.currentLine = Math.min(startRow || 0, this.currentLine, this.doc.getLength());
          this.lines.splice(this.currentLine, this.lines.length);
          this.states.splice(this.currentLine, this.states.length);
  
          this.stop();
          this.running = setTimeout(this.$worker, 700);
      };
      
      this.scheduleStart = function() {
          if (!this.running)
              this.running = setTimeout(this.$worker, 700);
      }
  
      this.$updateOnChange = function(delta) {
          var startRow = delta.start.row;
          var len = delta.end.row - startRow;
  
          if (len === 0) {
              this.lines[startRow] = null;
          } else if (delta.action == "remove") {
              this.lines.splice(startRow, len + 1, null);
              this.states.splice(startRow, len + 1, null);
          } else {
              var args = Array(len + 1);
              args.unshift(startRow, 1);
              this.lines.splice.apply(this.lines, args);
              this.states.splice.apply(this.states, args);
          }
  
          this.currentLine = Math.min(startRow, this.currentLine, this.doc.getLength());
  
          this.stop();
      };
      this.stop = function() {
          if (this.running)
              clearTimeout(this.running);
          this.running = false;
      };
      this.getTokens = function(row) {
          return this.lines[row] || this.$tokenizeRow(row);
      };
      this.getState = function(row) {
          if (this.currentLine == row)
              this.$tokenizeRow(row);
          return this.states[row] || "start";
      };
  
      this.$tokenizeRow = function(row) {
          var line = this.doc.getLine(row);
          var state = this.states[row - 1];
  
          var data = this.tokenizer.getLineTokens(line, state, row);
  
          if (this.states[row] + "" !== data.state + "") {
              this.states[row] = data.state;
              this.lines[row + 1] = null;
              if (this.currentLine > row + 1)
                  this.currentLine = row + 1;
          } else if (this.currentLine == row) {
              this.currentLine = row + 1;
          }
  
          return this.lines[row] = data.tokens;
      };
  
  }).call(BackgroundTokenizer.prototype);
  
  exports.BackgroundTokenizer = BackgroundTokenizer;
  });
  
  ace.define("ace/search_highlight",["require","exports","module","ace/lib/lang","ace/lib/oop","ace/range"], function(require, exports, module) {
  "use strict";
  
  var lang = require("./lib/lang");
  var oop = require("./lib/oop");
  var Range = require("./range").Range;
  
  var SearchHighlight = function(regExp, clazz, type) {
      this.setRegexp(regExp);
      this.clazz = clazz;
      this.type = type || "text";
  };
  
  (function() {
      this.MAX_RANGES = 500;
      
      this.setRegexp = function(regExp) {
          if (this.regExp+"" == regExp+"")
              return;
          this.regExp = regExp;
          this.cache = [];
      };
  
      this.update = function(html, markerLayer, session, config) {
          if (!this.regExp)
              return;
          var start = config.firstRow, end = config.lastRow;
  
          for (var i = start; i <= end; i++) {
              var ranges = this.cache[i];
              if (ranges == null) {
                  ranges = lang.getMatchOffsets(session.getLine(i), this.regExp);
                  if (ranges.length > this.MAX_RANGES)
                      ranges = ranges.slice(0, this.MAX_RANGES);
                  ranges = ranges.map(function(match) {
                      return new Range(i, match.offset, i, match.offset + match.length);
                  });
                  this.cache[i] = ranges.length ? ranges : "";
              }
  
              for (var j = ranges.length; j --; ) {
                  markerLayer.drawSingleLineMarker(
                      html, ranges[j].toScreenRange(session), this.clazz, config);
              }
          }
      };
  
  }).call(SearchHighlight.prototype);
  
  exports.SearchHighlight = SearchHighlight;
  });
  
  ace.define("ace/edit_session/fold_line",["require","exports","module","ace/range"], function(require, exports, module) {
  "use strict";
  
  var Range = require("../range").Range;
  function FoldLine(foldData, folds) {
      this.foldData = foldData;
      if (Array.isArray(folds)) {
          this.folds = folds;
      } else {
          folds = this.folds = [ folds ];
      }
  
      var last = folds[folds.length - 1];
      this.range = new Range(folds[0].start.row, folds[0].start.column,
                             last.end.row, last.end.column);
      this.start = this.range.start;
      this.end   = this.range.end;
  
      this.folds.forEach(function(fold) {
          fold.setFoldLine(this);
      }, this);
  }
  
  (function() {
      this.shiftRow = function(shift) {
          this.start.row += shift;
          this.end.row += shift;
          this.folds.forEach(function(fold) {
              fold.start.row += shift;
              fold.end.row += shift;
          });
      };
  
      this.addFold = function(fold) {
          if (fold.sameRow) {
              if (fold.start.row < this.startRow || fold.endRow > this.endRow) {
                  throw new Error("Can't add a fold to this FoldLine as it has no connection");
              }
              this.folds.push(fold);
              this.folds.sort(function(a, b) {
                  return -a.range.compareEnd(b.start.row, b.start.column);
              });
              if (this.range.compareEnd(fold.start.row, fold.start.column) > 0) {
                  this.end.row = fold.end.row;
                  this.end.column =  fold.end.column;
              } else if (this.range.compareStart(fold.end.row, fold.end.column) < 0) {
                  this.start.row = fold.start.row;
                  this.start.column = fold.start.column;
              }
          } else if (fold.start.row == this.end.row) {
              this.folds.push(fold);
              this.end.row = fold.end.row;
              this.end.column = fold.end.column;
          } else if (fold.end.row == this.start.row) {
              this.folds.unshift(fold);
              this.start.row = fold.start.row;
              this.start.column = fold.start.column;
          } else {
              throw new Error("Trying to add fold to FoldRow that doesn't have a matching row");
          }
          fold.foldLine = this;
      };
  
      this.containsRow = function(row) {
          return row >= this.start.row && row <= this.end.row;
      };
  
      this.walk = function(callback, endRow, endColumn) {
          var lastEnd = 0,
              folds = this.folds,
              fold,
              cmp, stop, isNewRow = true;
  
          if (endRow == null) {
              endRow = this.end.row;
              endColumn = this.end.column;
          }
  
          for (var i = 0; i < folds.length; i++) {
              fold = folds[i];
  
              cmp = fold.range.compareStart(endRow, endColumn);
              if (cmp == -1) {
                  callback(null, endRow, endColumn, lastEnd, isNewRow);
                  return;
              }
  
              stop = callback(null, fold.start.row, fold.start.column, lastEnd, isNewRow);
              stop = !stop && callback(fold.placeholder, fold.start.row, fold.start.column, lastEnd);
              if (stop || cmp === 0) {
                  return;
              }
              isNewRow = !fold.sameRow;
              lastEnd = fold.end.column;
          }
          callback(null, endRow, endColumn, lastEnd, isNewRow);
      };
  
      this.getNextFoldTo = function(row, column) {
          var fold, cmp;
          for (var i = 0; i < this.folds.length; i++) {
              fold = this.folds[i];
              cmp = fold.range.compareEnd(row, column);
              if (cmp == -1) {
                  return {
                      fold: fold,
                      kind: "after"
                  };
              } else if (cmp === 0) {
                  return {
                      fold: fold,
                      kind: "inside"
                  };
              }
          }
          return null;
      };
  
      this.addRemoveChars = function(row, column, len) {
          var ret = this.getNextFoldTo(row, column),
              fold, folds;
          if (ret) {
              fold = ret.fold;
              if (ret.kind == "inside"
                  && fold.start.column != column
                  && fold.start.row != row)
              {
                  window.console && window.console.log(row, column, fold);
              } else if (fold.start.row == row) {
                  folds = this.folds;
                  var i = folds.indexOf(fold);
                  if (i === 0) {
                      this.start.column += len;
                  }
                  for (i; i < folds.length; i++) {
                      fold = folds[i];
                      fold.start.column += len;
                      if (!fold.sameRow) {
                          return;
                      }
                      fold.end.column += len;
                  }
                  this.end.column += len;
              }
          }
      };
  
      this.split = function(row, column) {
          var pos = this.getNextFoldTo(row, column);
          
          if (!pos || pos.kind == "inside")
              return null;
              
          var fold = pos.fold;
          var folds = this.folds;
          var foldData = this.foldData;
          
          var i = folds.indexOf(fold);
          var foldBefore = folds[i - 1];
          this.end.row = foldBefore.end.row;
          this.end.column = foldBefore.end.column;
          folds = folds.splice(i, folds.length - i);
  
          var newFoldLine = new FoldLine(foldData, folds);
          foldData.splice(foldData.indexOf(this) + 1, 0, newFoldLine);
          return newFoldLine;
      };
  
      this.merge = function(foldLineNext) {
          var folds = foldLineNext.folds;
          for (var i = 0; i < folds.length; i++) {
              this.addFold(folds[i]);
          }
          var foldData = this.foldData;
          foldData.splice(foldData.indexOf(foldLineNext), 1);
      };
  
      this.toString = function() {
          var ret = [this.range.toString() + ": [" ];
  
          this.folds.forEach(function(fold) {
              ret.push("  " + fold.toString());
          });
          ret.push("]");
          return ret.join("\n");
      };
  
      this.idxToPosition = function(idx) {
          var lastFoldEndColumn = 0;
  
          for (var i = 0; i < this.folds.length; i++) {
              var fold = this.folds[i];
  
              idx -= fold.start.column - lastFoldEndColumn;
              if (idx < 0) {
                  return {
                      row: fold.start.row,
                      column: fold.start.column + idx
                  };
              }
  
              idx -= fold.placeholder.length;
              if (idx < 0) {
                  return fold.start;
              }
  
              lastFoldEndColumn = fold.end.column;
          }
  
          return {
              row: this.end.row,
              column: this.end.column + idx
          };
      };
  }).call(FoldLine.prototype);
  
  exports.FoldLine = FoldLine;
  });
  
  ace.define("ace/range_list",["require","exports","module","ace/range"], function(require, exports, module) {
  "use strict";
  var Range = require("./range").Range;
  var comparePoints = Range.comparePoints;
  
  var RangeList = function() {
      this.ranges = [];
  };
  
  (function() {
      this.comparePoints = comparePoints;
  
      this.pointIndex = function(pos, excludeEdges, startIndex) {
          var list = this.ranges;
  
          for (var i = startIndex || 0; i < list.length; i++) {
              var range = list[i];
              var cmpEnd = comparePoints(pos, range.end);
              if (cmpEnd > 0)
                  continue;
              var cmpStart = comparePoints(pos, range.start);
              if (cmpEnd === 0)
                  return excludeEdges && cmpStart !== 0 ? -i-2 : i;
              if (cmpStart > 0 || (cmpStart === 0 && !excludeEdges))
                  return i;
  
              return -i-1;
          }
          return -i - 1;
      };
  
      this.add = function(range) {
          var excludeEdges = !range.isEmpty();
          var startIndex = this.pointIndex(range.start, excludeEdges);
          if (startIndex < 0)
              startIndex = -startIndex - 1;
  
          var endIndex = this.pointIndex(range.end, excludeEdges, startIndex);
  
          if (endIndex < 0)
              endIndex = -endIndex - 1;
          else
              endIndex++;
          return this.ranges.splice(startIndex, endIndex - startIndex, range);
      };
  
      this.addList = function(list) {
          var removed = [];
          for (var i = list.length; i--; ) {
              removed.push.call(removed, this.add(list[i]));
          }
          return removed;
      };
  
      this.substractPoint = function(pos) {
          var i = this.pointIndex(pos);
  
          if (i >= 0)
              return this.ranges.splice(i, 1);
      };
      this.merge = function() {
          var removed = [];
          var list = this.ranges;
          
          list = list.sort(function(a, b) {
              return comparePoints(a.start, b.start);
          });
          
          var next = list[0], range;
          for (var i = 1; i < list.length; i++) {
              range = next;
              next = list[i];
              var cmp = comparePoints(range.end, next.start);
              if (cmp < 0)
                  continue;
  
              if (cmp == 0 && !range.isEmpty() && !next.isEmpty())
                  continue;
  
              if (comparePoints(range.end, next.end) < 0) {
                  range.end.row = next.end.row;
                  range.end.column = next.end.column;
              }
  
              list.splice(i, 1);
              removed.push(next);
              next = range;
              i--;
          }
          
          this.ranges = list;
  
          return removed;
      };
  
      this.contains = function(row, column) {
          return this.pointIndex({row: row, column: column}) >= 0;
      };
  
      this.containsPoint = function(pos) {
          return this.pointIndex(pos) >= 0;
      };
  
      this.rangeAtPoint = function(pos) {
          var i = this.pointIndex(pos);
          if (i >= 0)
              return this.ranges[i];
      };
  
  
      this.clipRows = function(startRow, endRow) {
          var list = this.ranges;
          if (list[0].start.row > endRow || list[list.length - 1].start.row < startRow)
              return [];
  
          var startIndex = this.pointIndex({row: startRow, column: 0});
          if (startIndex < 0)
              startIndex = -startIndex - 1;
          var endIndex = this.pointIndex({row: endRow, column: 0}, startIndex);
          if (endIndex < 0)
              endIndex = -endIndex - 1;
  
          var clipped = [];
          for (var i = startIndex; i < endIndex; i++) {
              clipped.push(list[i]);
          }
          return clipped;
      };
  
      this.removeAll = function() {
          return this.ranges.splice(0, this.ranges.length);
      };
  
      this.attach = function(session) {
          if (this.session)
              this.detach();
  
          this.session = session;
          this.onChange = this.$onChange.bind(this);
  
          this.session.on('change', this.onChange);
      };
  
      this.detach = function() {
          if (!this.session)
              return;
          this.session.removeListener('change', this.onChange);
          this.session = null;
      };
  
      this.$onChange = function(delta) {
          if (delta.action == "insert"){
              var start = delta.start;
              var end = delta.end;
          } else {
              var end = delta.start;
              var start = delta.end;
          }
          var startRow = start.row;
          var endRow = end.row;
          var lineDif = endRow - startRow;
  
          var colDiff = -start.column + end.column;
          var ranges = this.ranges;
  
          for (var i = 0, n = ranges.length; i < n; i++) {
              var r = ranges[i];
              if (r.end.row < startRow)
                  continue;
              if (r.start.row > startRow)
                  break;
  
              if (r.start.row == startRow && r.start.column >= start.column ) {
                  if (r.start.column == start.column && this.$insertRight) {
                  } else {
                      r.start.column += colDiff;
                      r.start.row += lineDif;
                  }
              }
              if (r.end.row == startRow && r.end.column >= start.column) {
                  if (r.end.column == start.column && this.$insertRight) {
                      continue;
                  }
                  if (r.end.column == start.column && colDiff > 0 && i < n - 1) {                
                      if (r.end.column > r.start.column && r.end.column == ranges[i+1].start.column)
                          r.end.column -= colDiff;
                  }
                  r.end.column += colDiff;
                  r.end.row += lineDif;
              }
          }
  
          if (lineDif != 0 && i < n) {
              for (; i < n; i++) {
                  var r = ranges[i];
                  r.start.row += lineDif;
                  r.end.row += lineDif;
              }
          }
      };
  
  }).call(RangeList.prototype);
  
  exports.RangeList = RangeList;
  });
  
  ace.define("ace/edit_session/fold",["require","exports","module","ace/range","ace/range_list","ace/lib/oop"], function(require, exports, module) {
  "use strict";
  
  var Range = require("../range").Range;
  var RangeList = require("../range_list").RangeList;
  var oop = require("../lib/oop")
  var Fold = exports.Fold = function(range, placeholder) {
      this.foldLine = null;
      this.placeholder = placeholder;
      this.range = range;
      this.start = range.start;
      this.end = range.end;
  
      this.sameRow = range.start.row == range.end.row;
      this.subFolds = this.ranges = [];
  };
  
  oop.inherits(Fold, RangeList);
  
  (function() {
  
      this.toString = function() {
          return '"' + this.placeholder + '" ' + this.range.toString();
      };
  
      this.setFoldLine = function(foldLine) {
          this.foldLine = foldLine;
          this.subFolds.forEach(function(fold) {
              fold.setFoldLine(foldLine);
          });
      };
  
      this.clone = function() {
          var range = this.range.clone();
          var fold = new Fold(range, this.placeholder);
          this.subFolds.forEach(function(subFold) {
              fold.subFolds.push(subFold.clone());
          });
          fold.collapseChildren = this.collapseChildren;
          return fold;
      };
  
      this.addSubFold = function(fold) {
          if (this.range.isEqual(fold))
              return;
  
          if (!this.range.containsRange(fold))
              throw new Error("A fold can't intersect already existing fold" + fold.range + this.range);
          consumeRange(fold, this.start);
  
          var row = fold.start.row, column = fold.start.column;
          for (var i = 0, cmp = -1; i < this.subFolds.length; i++) {
              cmp = this.subFolds[i].range.compare(row, column);
              if (cmp != 1)
                  break;
          }
          var afterStart = this.subFolds[i];
  
          if (cmp == 0)
              return afterStart.addSubFold(fold);
          var row = fold.range.end.row, column = fold.range.end.column;
          for (var j = i, cmp = -1; j < this.subFolds.length; j++) {
              cmp = this.subFolds[j].range.compare(row, column);
              if (cmp != 1)
                  break;
          }
          var afterEnd = this.subFolds[j];
  
          if (cmp == 0)
              throw new Error("A fold can't intersect already existing fold" + fold.range + this.range);
  
          var consumedFolds = this.subFolds.splice(i, j - i, fold);
          fold.setFoldLine(this.foldLine);
  
          return fold;
      };
      
      this.restoreRange = function(range) {
          return restoreRange(range, this.start);
      };
  
  }).call(Fold.prototype);
  
  function consumePoint(point, anchor) {
      point.row -= anchor.row;
      if (point.row == 0)
          point.column -= anchor.column;
  }
  function consumeRange(range, anchor) {
      consumePoint(range.start, anchor);
      consumePoint(range.end, anchor);
  }
  function restorePoint(point, anchor) {
      if (point.row == 0)
          point.column += anchor.column;
      point.row += anchor.row;
  }
  function restoreRange(range, anchor) {
      restorePoint(range.start, anchor);
      restorePoint(range.end, anchor);
  }
  
  });
  
  ace.define("ace/edit_session/folding",["require","exports","module","ace/range","ace/edit_session/fold_line","ace/edit_session/fold","ace/token_iterator"], function(require, exports, module) {
  "use strict";
  
  var Range = require("../range").Range;
  var FoldLine = require("./fold_line").FoldLine;
  var Fold = require("./fold").Fold;
  var TokenIterator = require("../token_iterator").TokenIterator;
  
  function Folding() {
      this.getFoldAt = function(row, column, side) {
          var foldLine = this.getFoldLine(row);
          if (!foldLine)
              return null;
  
          var folds = foldLine.folds;
          for (var i = 0; i < folds.length; i++) {
              var fold = folds[i];
              if (fold.range.contains(row, column)) {
                  if (side == 1 && fold.range.isEnd(row, column)) {
                      continue;
                  } else if (side == -1 && fold.range.isStart(row, column)) {
                      continue;
                  }
                  return fold;
              }
          }
      };
      this.getFoldsInRange = function(range) {
          var start = range.start;
          var end = range.end;
          var foldLines = this.$foldData;
          var foundFolds = [];
  
          start.column += 1;
          end.column -= 1;
  
          for (var i = 0; i < foldLines.length; i++) {
              var cmp = foldLines[i].range.compareRange(range);
              if (cmp == 2) {
                  continue;
              }
              else if (cmp == -2) {
                  break;
              }
  
              var folds = foldLines[i].folds;
              for (var j = 0; j < folds.length; j++) {
                  var fold = folds[j];
                  cmp = fold.range.compareRange(range);
                  if (cmp == -2) {
                      break;
                  } else if (cmp == 2) {
                      continue;
                  } else
                  if (cmp == 42) {
                      break;
                  }
                  foundFolds.push(fold);
              }
          }
          start.column -= 1;
          end.column += 1;
  
          return foundFolds;
      };
  
      this.getFoldsInRangeList = function(ranges) {
          if (Array.isArray(ranges)) {
              var folds = [];
              ranges.forEach(function(range) {
                  folds = folds.concat(this.getFoldsInRange(range));
              }, this);
          } else {
              var folds = this.getFoldsInRange(ranges);
          }
          return folds;
      };
      this.getAllFolds = function() {
          var folds = [];
          var foldLines = this.$foldData;
          
          for (var i = 0; i < foldLines.length; i++)
              for (var j = 0; j < foldLines[i].folds.length; j++)
                  folds.push(foldLines[i].folds[j]);
  
          return folds;
      };
      this.getFoldStringAt = function(row, column, trim, foldLine) {
          foldLine = foldLine || this.getFoldLine(row);
          if (!foldLine)
              return null;
  
          var lastFold = {
              end: { column: 0 }
          };
          var str, fold;
          for (var i = 0; i < foldLine.folds.length; i++) {
              fold = foldLine.folds[i];
              var cmp = fold.range.compareEnd(row, column);
              if (cmp == -1) {
                  str = this
                      .getLine(fold.start.row)
                      .substring(lastFold.end.column, fold.start.column);
                  break;
              }
              else if (cmp === 0) {
                  return null;
              }
              lastFold = fold;
          }
          if (!str)
              str = this.getLine(fold.start.row).substring(lastFold.end.column);
  
          if (trim == -1)
              return str.substring(0, column - lastFold.end.column);
          else if (trim == 1)
              return str.substring(column - lastFold.end.column);
          else
              return str;
      };
  
      this.getFoldLine = function(docRow, startFoldLine) {
          var foldData = this.$foldData;
          var i = 0;
          if (startFoldLine)
              i = foldData.indexOf(startFoldLine);
          if (i == -1)
              i = 0;
          for (i; i < foldData.length; i++) {
              var foldLine = foldData[i];
              if (foldLine.start.row <= docRow && foldLine.end.row >= docRow) {
                  return foldLine;
              } else if (foldLine.end.row > docRow) {
                  return null;
              }
          }
          return null;
      };
      this.getNextFoldLine = function(docRow, startFoldLine) {
          var foldData = this.$foldData;
          var i = 0;
          if (startFoldLine)
              i = foldData.indexOf(startFoldLine);
          if (i == -1)
              i = 0;
          for (i; i < foldData.length; i++) {
              var foldLine = foldData[i];
              if (foldLine.end.row >= docRow) {
                  return foldLine;
              }
          }
          return null;
      };
  
      this.getFoldedRowCount = function(first, last) {
          var foldData = this.$foldData, rowCount = last-first+1;
          for (var i = 0; i < foldData.length; i++) {
              var foldLine = foldData[i],
                  end = foldLine.end.row,
                  start = foldLine.start.row;
              if (end >= last) {
                  if (start < last) {
                      if (start >= first)
                          rowCount -= last-start;
                      else
                          rowCount = 0; // in one fold
                  }
                  break;
              } else if (end >= first){
                  if (start >= first) // fold inside range
                      rowCount -=  end-start;
                  else
                      rowCount -=  end-first+1;
              }
          }
          return rowCount;
      };
  
      this.$addFoldLine = function(foldLine) {
          this.$foldData.push(foldLine);
          this.$foldData.sort(function(a, b) {
              return a.start.row - b.start.row;
          });
          return foldLine;
      };
      this.addFold = function(placeholder, range) {
          var foldData = this.$foldData;
          var added = false;
          var fold;
          
          if (placeholder instanceof Fold)
              fold = placeholder;
          else {
              fold = new Fold(range, placeholder);
              fold.collapseChildren = range.collapseChildren;
          }
          this.$clipRangeToDocument(fold.range);
  
          var startRow = fold.start.row;
          var startColumn = fold.start.column;
          var endRow = fold.end.row;
          var endColumn = fold.end.column;
          if (!(startRow < endRow || 
              startRow == endRow && startColumn <= endColumn - 2))
              throw new Error("The range has to be at least 2 characters width");
  
          var startFold = this.getFoldAt(startRow, startColumn, 1);
          var endFold = this.getFoldAt(endRow, endColumn, -1);
          if (startFold && endFold == startFold)
              return startFold.addSubFold(fold);
  
          if (startFold && !startFold.range.isStart(startRow, startColumn))
              this.removeFold(startFold);
          
          if (endFold && !endFold.range.isEnd(endRow, endColumn))
              this.removeFold(endFold);
          var folds = this.getFoldsInRange(fold.range);
          if (folds.length > 0) {
              this.removeFolds(folds);
              folds.forEach(function(subFold) {
                  fold.addSubFold(subFold);
              });
          }
  
          for (var i = 0; i < foldData.length; i++) {
              var foldLine = foldData[i];
              if (endRow == foldLine.start.row) {
                  foldLine.addFold(fold);
                  added = true;
                  break;
              } else if (startRow == foldLine.end.row) {
                  foldLine.addFold(fold);
                  added = true;
                  if (!fold.sameRow) {
                      var foldLineNext = foldData[i + 1];
                      if (foldLineNext && foldLineNext.start.row == endRow) {
                          foldLine.merge(foldLineNext);
                          break;
                      }
                  }
                  break;
              } else if (endRow <= foldLine.start.row) {
                  break;
              }
          }
  
          if (!added)
              foldLine = this.$addFoldLine(new FoldLine(this.$foldData, fold));
  
          if (this.$useWrapMode)
              this.$updateWrapData(foldLine.start.row, foldLine.start.row);
          else
              this.$updateRowLengthCache(foldLine.start.row, foldLine.start.row);
          this.$modified = true;
          this._signal("changeFold", { data: fold, action: "add" });
  
          return fold;
      };
  
      this.addFolds = function(folds) {
          folds.forEach(function(fold) {
              this.addFold(fold);
          }, this);
      };
  
      this.removeFold = function(fold) {
          var foldLine = fold.foldLine;
          var startRow = foldLine.start.row;
          var endRow = foldLine.end.row;
  
          var foldLines = this.$foldData;
          var folds = foldLine.folds;
          if (folds.length == 1) {
              foldLines.splice(foldLines.indexOf(foldLine), 1);
          } else
          if (foldLine.range.isEnd(fold.end.row, fold.end.column)) {
              folds.pop();
              foldLine.end.row = folds[folds.length - 1].end.row;
              foldLine.end.column = folds[folds.length - 1].end.column;
          } else
          if (foldLine.range.isStart(fold.start.row, fold.start.column)) {
              folds.shift();
              foldLine.start.row = folds[0].start.row;
              foldLine.start.column = folds[0].start.column;
          } else
          if (fold.sameRow) {
              folds.splice(folds.indexOf(fold), 1);
          } else
          {
              var newFoldLine = foldLine.split(fold.start.row, fold.start.column);
              folds = newFoldLine.folds;
              folds.shift();
              newFoldLine.start.row = folds[0].start.row;
              newFoldLine.start.column = folds[0].start.column;
          }
  
          if (!this.$updating) {
              if (this.$useWrapMode)
                  this.$updateWrapData(startRow, endRow);
              else
                  this.$updateRowLengthCache(startRow, endRow);
          }
          this.$modified = true;
          this._signal("changeFold", { data: fold, action: "remove" });
      };
  
      this.removeFolds = function(folds) {
          var cloneFolds = [];
          for (var i = 0; i < folds.length; i++) {
              cloneFolds.push(folds[i]);
          }
  
          cloneFolds.forEach(function(fold) {
              this.removeFold(fold);
          }, this);
          this.$modified = true;
      };
  
      this.expandFold = function(fold) {
          this.removeFold(fold);
          fold.subFolds.forEach(function(subFold) {
              fold.restoreRange(subFold);
              this.addFold(subFold);
          }, this);
          if (fold.collapseChildren > 0) {
              this.foldAll(fold.start.row+1, fold.end.row, fold.collapseChildren-1);
          }
          fold.subFolds = [];
      };
  
      this.expandFolds = function(folds) {
          folds.forEach(function(fold) {
              this.expandFold(fold);
          }, this);
      };
  
      this.unfold = function(location, expandInner) {
          var range, folds;
          if (location == null) {
              range = new Range(0, 0, this.getLength(), 0);
              expandInner = true;
          } else if (typeof location == "number")
              range = new Range(location, 0, location, this.getLine(location).length);
          else if ("row" in location)
              range = Range.fromPoints(location, location);
          else
              range = location;
          
          folds = this.getFoldsInRangeList(range);
          if (expandInner) {
              this.removeFolds(folds);
          } else {
              var subFolds = folds;
              while (subFolds.length) {
                  this.expandFolds(subFolds);
                  subFolds = this.getFoldsInRangeList(range);
              }
          }
          if (folds.length)
              return folds;
      };
      this.isRowFolded = function(docRow, startFoldRow) {
          return !!this.getFoldLine(docRow, startFoldRow);
      };
  
      this.getRowFoldEnd = function(docRow, startFoldRow) {
          var foldLine = this.getFoldLine(docRow, startFoldRow);
          return foldLine ? foldLine.end.row : docRow;
      };
  
      this.getRowFoldStart = function(docRow, startFoldRow) {
          var foldLine = this.getFoldLine(docRow, startFoldRow);
          return foldLine ? foldLine.start.row : docRow;
      };
  
      this.getFoldDisplayLine = function(foldLine, endRow, endColumn, startRow, startColumn) {
          if (startRow == null)
              startRow = foldLine.start.row;
          if (startColumn == null)
              startColumn = 0;
          if (endRow == null)
              endRow = foldLine.end.row;
          if (endColumn == null)
              endColumn = this.getLine(endRow).length;
          var doc = this.doc;
          var textLine = "";
  
          foldLine.walk(function(placeholder, row, column, lastColumn) {
              if (row < startRow)
                  return;
              if (row == startRow) {
                  if (column < startColumn)
                      return;
                  lastColumn = Math.max(startColumn, lastColumn);
              }
  
              if (placeholder != null) {
                  textLine += placeholder;
              } else {
                  textLine += doc.getLine(row).substring(lastColumn, column);
              }
          }, endRow, endColumn);
          return textLine;
      };
  
      this.getDisplayLine = function(row, endColumn, startRow, startColumn) {
          var foldLine = this.getFoldLine(row);
  
          if (!foldLine) {
              var line;
              line = this.doc.getLine(row);
              return line.substring(startColumn || 0, endColumn || line.length);
          } else {
              return this.getFoldDisplayLine(
                  foldLine, row, endColumn, startRow, startColumn);
          }
      };
  
      this.$cloneFoldData = function() {
          var fd = [];
          fd = this.$foldData.map(function(foldLine) {
              var folds = foldLine.folds.map(function(fold) {
                  return fold.clone();
              });
              return new FoldLine(fd, folds);
          });
  
          return fd;
      };
  
      this.toggleFold = function(tryToUnfold) {
          var selection = this.selection;
          var range = selection.getRange();
          var fold;
          var bracketPos;
  
          if (range.isEmpty()) {
              var cursor = range.start;
              fold = this.getFoldAt(cursor.row, cursor.column);
  
              if (fold) {
                  this.expandFold(fold);
                  return;
              } else if (bracketPos = this.findMatchingBracket(cursor)) {
                  if (range.comparePoint(bracketPos) == 1) {
                      range.end = bracketPos;
                  } else {
                      range.start = bracketPos;
                      range.start.column++;
                      range.end.column--;
                  }
              } else if (bracketPos = this.findMatchingBracket({row: cursor.row, column: cursor.column + 1})) {
                  if (range.comparePoint(bracketPos) == 1)
                      range.end = bracketPos;
                  else
                      range.start = bracketPos;
  
                  range.start.column++;
              } else {
                  range = this.getCommentFoldRange(cursor.row, cursor.column) || range;
              }
          } else {
              var folds = this.getFoldsInRange(range);
              if (tryToUnfold && folds.length) {
                  this.expandFolds(folds);
                  return;
              } else if (folds.length == 1 ) {
                  fold = folds[0];
              }
          }
  
          if (!fold)
              fold = this.getFoldAt(range.start.row, range.start.column);
  
          if (fold && fold.range.toString() == range.toString()) {
              this.expandFold(fold);
              return;
          }
  
          var placeholder = "...";
          if (!range.isMultiLine()) {
              placeholder = this.getTextRange(range);
              if (placeholder.length < 4)
                  return;
              placeholder = placeholder.trim().substring(0, 2) + "..";
          }
  
          this.addFold(placeholder, range);
      };
  
      this.getCommentFoldRange = function(row, column, dir) {
          var iterator = new TokenIterator(this, row, column);
          var token = iterator.getCurrentToken();
          if (token && /^comment|string/.test(token.type)) {
              var range = new Range();
              var re = new RegExp(token.type.replace(/\..*/, "\\."));
              if (dir != 1) {
                  do {
                      token = iterator.stepBackward();
                  } while (token && re.test(token.type));
                  iterator.stepForward();
              }
              
              range.start.row = iterator.getCurrentTokenRow();
              range.start.column = iterator.getCurrentTokenColumn() + 2;
  
              iterator = new TokenIterator(this, row, column);
              
              if (dir != -1) {
                  do {
                      token = iterator.stepForward();
                  } while (token && re.test(token.type));
                  token = iterator.stepBackward();
              } else
                  token = iterator.getCurrentToken();
  
              range.end.row = iterator.getCurrentTokenRow();
              range.end.column = iterator.getCurrentTokenColumn() + token.value.length - 2;
              return range;
          }
      };
  
      this.foldAll = function(startRow, endRow, depth) {
          if (depth == undefined)
              depth = 100000; // JSON.stringify doesn't hanle Infinity
          var foldWidgets = this.foldWidgets;
          if (!foldWidgets)
              return; // mode doesn't support folding
          endRow = endRow || this.getLength();
          startRow = startRow || 0;
          for (var row = startRow; row < endRow; row++) {
              if (foldWidgets[row] == null)
                  foldWidgets[row] = this.getFoldWidget(row);
              if (foldWidgets[row] != "start")
                  continue;
  
              var range = this.getFoldWidgetRange(row);
              if (range && range.isMultiLine()
                  && range.end.row <= endRow
                  && range.start.row >= startRow
              ) {
                  row = range.end.row;
                  try {
                      var fold = this.addFold("...", range);
                      if (fold)
                          fold.collapseChildren = depth;
                  } catch(e) {}
              }
          }
      };
      this.$foldStyles = {
          "manual": 1,
          "markbegin": 1,
          "markbeginend": 1
      };
      this.$foldStyle = "markbegin";
      this.setFoldStyle = function(style) {
          if (!this.$foldStyles[style])
              throw new Error("invalid fold style: " + style + "[" + Object.keys(this.$foldStyles).join(", ") + "]");
          
          if (this.$foldStyle == style)
              return;
  
          this.$foldStyle = style;
          
          if (style == "manual")
              this.unfold();
          var mode = this.$foldMode;
          this.$setFolding(null);
          this.$setFolding(mode);
      };
  
      this.$setFolding = function(foldMode) {
          if (this.$foldMode == foldMode)
              return;
              
          this.$foldMode = foldMode;
          
          this.off('change', this.$updateFoldWidgets);
          this.off('tokenizerUpdate', this.$tokenizerUpdateFoldWidgets);
          this._signal("changeAnnotation");
          
          if (!foldMode || this.$foldStyle == "manual") {
              this.foldWidgets = null;
              return;
          }
          
          this.foldWidgets = [];
          this.getFoldWidget = foldMode.getFoldWidget.bind(foldMode, this, this.$foldStyle);
          this.getFoldWidgetRange = foldMode.getFoldWidgetRange.bind(foldMode, this, this.$foldStyle);
          
          this.$updateFoldWidgets = this.updateFoldWidgets.bind(this);
          this.$tokenizerUpdateFoldWidgets = this.tokenizerUpdateFoldWidgets.bind(this);
          this.on('change', this.$updateFoldWidgets);
          this.on('tokenizerUpdate', this.$tokenizerUpdateFoldWidgets);
      };
  
      this.getParentFoldRangeData = function (row, ignoreCurrent) {
          var fw = this.foldWidgets;
          if (!fw || (ignoreCurrent && fw[row]))
              return {};
  
          var i = row - 1, firstRange;
          while (i >= 0) {
              var c = fw[i];
              if (c == null)
                  c = fw[i] = this.getFoldWidget(i);
  
              if (c == "start") {
                  var range = this.getFoldWidgetRange(i);
                  if (!firstRange)
                      firstRange = range;
                  if (range && range.end.row >= row)
                      break;
              }
              i--;
          }
  
          return {
              range: i !== -1 && range,
              firstRange: firstRange
          };
      };
  
      this.onFoldWidgetClick = function(row, e) {
          e = e.domEvent;
          var options = {
              children: e.shiftKey,
              all: e.ctrlKey || e.metaKey,
              siblings: e.altKey
          };
          
          var range = this.$toggleFoldWidget(row, options);
          if (!range) {
              var el = (e.target || e.srcElement);
              if (el && /ace_fold-widget/.test(el.className))
                  el.className += " ace_invalid";
          }
      };
      
      this.$toggleFoldWidget = function(row, options) {
          if (!this.getFoldWidget)
              return;
          var type = this.getFoldWidget(row);
          var line = this.getLine(row);
  
          var dir = type === "end" ? -1 : 1;
          var fold = this.getFoldAt(row, dir === -1 ? 0 : line.length, dir);
  
          if (fold) {
              if (options.children || options.all)
                  this.removeFold(fold);
              else
                  this.expandFold(fold);
              return;
          }
  
          var range = this.getFoldWidgetRange(row, true);
          if (range && !range.isMultiLine()) {
              fold = this.getFoldAt(range.start.row, range.start.column, 1);
              if (fold && range.isEqual(fold.range)) {
                  this.removeFold(fold);
                  return;
              }
          }
          
          if (options.siblings) {
              var data = this.getParentFoldRangeData(row);
              if (data.range) {
                  var startRow = data.range.start.row + 1;
                  var endRow = data.range.end.row;
              }
              this.foldAll(startRow, endRow, options.all ? 10000 : 0);
          } else if (options.children) {
              endRow = range ? range.end.row : this.getLength();
              this.foldAll(row + 1, endRow, options.all ? 10000 : 0);
          } else if (range) {
              if (options.all) 
                  range.collapseChildren = 10000;
              this.addFold("...", range);
          }
          
          return range;
      };
      
      
      
      this.toggleFoldWidget = function(toggleParent) {
          var row = this.selection.getCursor().row;
          row = this.getRowFoldStart(row);
          var range = this.$toggleFoldWidget(row, {});
          
          if (range)
              return;
          var data = this.getParentFoldRangeData(row, true);
          range = data.range || data.firstRange;
          
          if (range) {
              row = range.start.row;
              var fold = this.getFoldAt(row, this.getLine(row).length, 1);
  
              if (fold) {
                  this.removeFold(fold);
              } else {
                  this.addFold("...", range);
              }
          }
      };
  
      this.updateFoldWidgets = function(delta) {
          var firstRow = delta.start.row;
          var len = delta.end.row - firstRow;
  
          if (len === 0) {
              this.foldWidgets[firstRow] = null;
          } else if (delta.action == 'remove') {
              this.foldWidgets.splice(firstRow, len + 1, null);
          } else {
              var args = Array(len + 1);
              args.unshift(firstRow, 1);
              this.foldWidgets.splice.apply(this.foldWidgets, args);
          }
      };
      this.tokenizerUpdateFoldWidgets = function(e) {
          var rows = e.data;
          if (rows.first != rows.last) {
              if (this.foldWidgets.length > rows.first)
                  this.foldWidgets.splice(rows.first, this.foldWidgets.length);
          }
      };
  }
  
  exports.Folding = Folding;
  
  });
  
  ace.define("ace/edit_session/bracket_match",["require","exports","module","ace/token_iterator","ace/range"], function(require, exports, module) {
  "use strict";
  
  var TokenIterator = require("../token_iterator").TokenIterator;
  var Range = require("../range").Range;
  
  
  function BracketMatch() {
  
      this.findMatchingBracket = function(position, chr) {
          if (position.column == 0) return null;
  
          var charBeforeCursor = chr || this.getLine(position.row).charAt(position.column-1);
          if (charBeforeCursor == "") return null;
  
          var match = charBeforeCursor.match(/([\(\[\{])|([\)\]\}])/);
          if (!match)
              return null;
  
          if (match[1])
              return this.$findClosingBracket(match[1], position);
          else
              return this.$findOpeningBracket(match[2], position);
      };
      
      this.getBracketRange = function(pos) {
          var line = this.getLine(pos.row);
          var before = true, range;
  
          var chr = line.charAt(pos.column-1);
          var match = chr && chr.match(/([\(\[\{])|([\)\]\}])/);
          if (!match) {
              chr = line.charAt(pos.column);
              pos = {row: pos.row, column: pos.column + 1};
              match = chr && chr.match(/([\(\[\{])|([\)\]\}])/);
              before = false;
          }
          if (!match)
              return null;
  
          if (match[1]) {
              var bracketPos = this.$findClosingBracket(match[1], pos);
              if (!bracketPos)
                  return null;
              range = Range.fromPoints(pos, bracketPos);
              if (!before) {
                  range.end.column++;
                  range.start.column--;
              }
              range.cursor = range.end;
          } else {
              var bracketPos = this.$findOpeningBracket(match[2], pos);
              if (!bracketPos)
                  return null;
              range = Range.fromPoints(bracketPos, pos);
              if (!before) {
                  range.start.column++;
                  range.end.column--;
              }
              range.cursor = range.start;
          }
          
          return range;
      };
  
      this.$brackets = {
          ")": "(",
          "(": ")",
          "]": "[",
          "[": "]",
          "{": "}",
          "}": "{"
      };
  
      this.$findOpeningBracket = function(bracket, position, typeRe) {
          var openBracket = this.$brackets[bracket];
          var depth = 1;
  
          var iterator = new TokenIterator(this, position.row, position.column);
          var token = iterator.getCurrentToken();
          if (!token)
              token = iterator.stepForward();
          if (!token)
              return;
          
           if (!typeRe){
              typeRe = new RegExp(
                  "(\\.?" +
                  token.type.replace(".", "\\.").replace("rparen", ".paren")
                      .replace(/\b(?:end)\b/, "(?:start|begin|end)")
                  + ")+"
              );
          }
          var valueIndex = position.column - iterator.getCurrentTokenColumn() - 2;
          var value = token.value;
          
          while (true) {
          
              while (valueIndex >= 0) {
                  var chr = value.charAt(valueIndex);
                  if (chr == openBracket) {
                      depth -= 1;
                      if (depth == 0) {
                          return {row: iterator.getCurrentTokenRow(),
                              column: valueIndex + iterator.getCurrentTokenColumn()};
                      }
                  }
                  else if (chr == bracket) {
                      depth += 1;
                  }
                  valueIndex -= 1;
              }
              do {
                  token = iterator.stepBackward();
              } while (token && !typeRe.test(token.type));
  
              if (token == null)
                  break;
                  
              value = token.value;
              valueIndex = value.length - 1;
          }
          
          return null;
      };
  
      this.$findClosingBracket = function(bracket, position, typeRe) {
          var closingBracket = this.$brackets[bracket];
          var depth = 1;
  
          var iterator = new TokenIterator(this, position.row, position.column);
          var token = iterator.getCurrentToken();
          if (!token)
              token = iterator.stepForward();
          if (!token)
              return;
  
          if (!typeRe){
              typeRe = new RegExp(
                  "(\\.?" +
                  token.type.replace(".", "\\.").replace("lparen", ".paren")
                      .replace(/\b(?:start|begin)\b/, "(?:start|begin|end)")
                  + ")+"
              );
          }
          var valueIndex = position.column - iterator.getCurrentTokenColumn();
  
          while (true) {
  
              var value = token.value;
              var valueLength = value.length;
              while (valueIndex < valueLength) {
                  var chr = value.charAt(valueIndex);
                  if (chr == closingBracket) {
                      depth -= 1;
                      if (depth == 0) {
                          return {row: iterator.getCurrentTokenRow(),
                              column: valueIndex + iterator.getCurrentTokenColumn()};
                      }
                  }
                  else if (chr == bracket) {
                      depth += 1;
                  }
                  valueIndex += 1;
              }
              do {
                  token = iterator.stepForward();
              } while (token && !typeRe.test(token.type));
  
              if (token == null)
                  break;
  
              valueIndex = 0;
          }
          
          return null;
      };
  }
  exports.BracketMatch = BracketMatch;
  
  });
  
  ace.define("ace/edit_session",["require","exports","module","ace/lib/oop","ace/lib/lang","ace/config","ace/lib/event_emitter","ace/selection","ace/mode/text","ace/range","ace/document","ace/background_tokenizer","ace/search_highlight","ace/edit_session/folding","ace/edit_session/bracket_match"], function(require, exports, module) {
  "use strict";
  
  var oop = require("./lib/oop");
  var lang = require("./lib/lang");
  var config = require("./config");
  var EventEmitter = require("./lib/event_emitter").EventEmitter;
  var Selection = require("./selection").Selection;
  var TextMode = require("./mode/text").Mode;
  var Range = require("./range").Range;
  var Document = require("./document").Document;
  var BackgroundTokenizer = require("./background_tokenizer").BackgroundTokenizer;
  var SearchHighlight = require("./search_highlight").SearchHighlight;
  
  var EditSession = function(text, mode) {
      this.$breakpoints = [];
      this.$decorations = [];
      this.$frontMarkers = {};
      this.$backMarkers = {};
      this.$markerId = 1;
      this.$undoSelect = true;
  
      this.$foldData = [];
      this.$foldData.toString = function() {
          return this.join("\n");
      };
      this.on("changeFold", this.onChangeFold.bind(this));
      this.$onChange = this.onChange.bind(this);
  
      if (typeof text != "object" || !text.getLine)
          text = new Document(text);
  
      this.setDocument(text);
      this.selection = new Selection(this);
  
      config.resetOptions(this);
      this.setMode(mode);
      config._signal("session", this);
  };
  
  
  (function() {
  
      oop.implement(this, EventEmitter);
      this.setDocument = function(doc) {
          if (this.doc)
              this.doc.removeListener("change", this.$onChange);
  
          this.doc = doc;
          doc.on("change", this.$onChange);
  
          if (this.bgTokenizer)
              this.bgTokenizer.setDocument(this.getDocument());
  
          this.resetCaches();
      };
      this.getDocument = function() {
          return this.doc;
      };
      this.$resetRowCache = function(docRow) {
          if (!docRow) {
              this.$docRowCache = [];
              this.$screenRowCache = [];
              return;
          }
          var l = this.$docRowCache.length;
          var i = this.$getRowCacheIndex(this.$docRowCache, docRow) + 1;
          if (l > i) {
              this.$docRowCache.splice(i, l);
              this.$screenRowCache.splice(i, l);
          }
      };
  
      this.$getRowCacheIndex = function(cacheArray, val) {
          var low = 0;
          var hi = cacheArray.length - 1;
  
          while (low <= hi) {
              var mid = (low + hi) >> 1;
              var c = cacheArray[mid];
  
              if (val > c)
                  low = mid + 1;
              else if (val < c)
                  hi = mid - 1;
              else
                  return mid;
          }
  
          return low -1;
      };
  
      this.resetCaches = function() {
          this.$modified = true;
          this.$wrapData = [];
          this.$rowLengthCache = [];
          this.$resetRowCache(0);
          if (this.bgTokenizer)
              this.bgTokenizer.start(0);
      };
  
      this.onChangeFold = function(e) {
          var fold = e.data;
          this.$resetRowCache(fold.start.row);
      };
  
      this.onChange = function(delta) {
          this.$modified = true;
  
          this.$resetRowCache(delta.start.row);
  
          var removedFolds = this.$updateInternalDataOnChange(delta);
          if (!this.$fromUndo && this.$undoManager && !delta.ignore) {
              this.$deltasDoc.push(delta);
              if (removedFolds && removedFolds.length != 0) {
                  this.$deltasFold.push({
                      action: "removeFolds",
                      folds:  removedFolds
                  });
              }
  
              this.$informUndoManager.schedule();
          }
  
          this.bgTokenizer && this.bgTokenizer.$updateOnChange(delta);
          this._signal("change", delta);
      };
      this.setValue = function(text) {
          this.doc.setValue(text);
          this.selection.moveTo(0, 0);
  
          this.$resetRowCache(0);
          this.$deltas = [];
          this.$deltasDoc = [];
          this.$deltasFold = [];
          this.setUndoManager(this.$undoManager);
          this.getUndoManager().reset();
      };
      this.getValue =
      this.toString = function() {
          return this.doc.getValue();
      };
      this.getSelection = function() {
          return this.selection;
      };
      this.getState = function(row) {
          return this.bgTokenizer.getState(row);
      };
      this.getTokens = function(row) {
          return this.bgTokenizer.getTokens(row);
      };
      this.getTokenAt = function(row, column) {
          var tokens = this.bgTokenizer.getTokens(row);
          var token, c = 0;
          if (column == null) {
              i = tokens.length - 1;
              c = this.getLine(row).length;
          } else {
              for (var i = 0; i < tokens.length; i++) {
                  c += tokens[i].value.length;
                  if (c >= column)
                      break;
              }
          }
          token = tokens[i];
          if (!token)
              return null;
          token.index = i;
          token.start = c - token.value.length;
          return token;
      };
      this.setUndoManager = function(undoManager) {
          this.$undoManager = undoManager;
          this.$deltas = [];
          this.$deltasDoc = [];
          this.$deltasFold = [];
  
          if (this.$informUndoManager)
              this.$informUndoManager.cancel();
  
          if (undoManager) {
              var self = this;
  
              this.$syncInformUndoManager = function() {
                  self.$informUndoManager.cancel();
  
                  if (self.$deltasFold.length) {
                      self.$deltas.push({
                          group: "fold",
                          deltas: self.$deltasFold
                      });
                      self.$deltasFold = [];
                  }
  
                  if (self.$deltasDoc.length) {
                      self.$deltas.push({
                          group: "doc",
                          deltas: self.$deltasDoc
                      });
                      self.$deltasDoc = [];
                  }
  
                  if (self.$deltas.length > 0) {
                      undoManager.execute({
                          action: "aceupdate",
                          args: [self.$deltas, self],
                          merge: self.mergeUndoDeltas
                      });
                  }
                  self.mergeUndoDeltas = false;
                  self.$deltas = [];
              };
              this.$informUndoManager = lang.delayedCall(this.$syncInformUndoManager);
          }
      };
      this.markUndoGroup = function() {
          if (this.$syncInformUndoManager)
              this.$syncInformUndoManager();
      };
      
      this.$defaultUndoManager = {
          undo: function() {},
          redo: function() {},
          reset: function() {}
      };
      this.getUndoManager = function() {
          return this.$undoManager || this.$defaultUndoManager;
      };
      this.getTabString = function() {
          if (this.getUseSoftTabs()) {
              return lang.stringRepeat(" ", this.getTabSize());
          } else {
              return "\t";
          }
      };
      this.setUseSoftTabs = function(val) {
          this.setOption("useSoftTabs", val);
      };
      this.getUseSoftTabs = function() {
          return this.$useSoftTabs && !this.$mode.$indentWithTabs;
      };
      this.setTabSize = function(tabSize) {
          this.setOption("tabSize", tabSize);
      };
      this.getTabSize = function() {
          return this.$tabSize;
      };
      this.isTabStop = function(position) {
          return this.$useSoftTabs && (position.column % this.$tabSize === 0);
      };
  
      this.$overwrite = false;
      this.setOverwrite = function(overwrite) {
          this.setOption("overwrite", overwrite);
      };
      this.getOverwrite = function() {
          return this.$overwrite;
      };
      this.toggleOverwrite = function() {
          this.setOverwrite(!this.$overwrite);
      };
      this.addGutterDecoration = function(row, className) {
          if (!this.$decorations[row])
              this.$decorations[row] = "";
          this.$decorations[row] += " " + className;
          this._signal("changeBreakpoint", {});
      };
      this.removeGutterDecoration = function(row, className) {
          this.$decorations[row] = (this.$decorations[row] || "").replace(" " + className, "");
          this._signal("changeBreakpoint", {});
      };
      this.getBreakpoints = function() {
          return this.$breakpoints;
      };
      this.setBreakpoints = function(rows) {
          this.$breakpoints = [];
          for (var i=0; i<rows.length; i++) {
              this.$breakpoints[rows[i]] = "ace_breakpoint";
          }
          this._signal("changeBreakpoint", {});
      };
      this.clearBreakpoints = function() {
          this.$breakpoints = [];
          this._signal("changeBreakpoint", {});
      };
      this.setBreakpoint = function(row, className) {
          if (className === undefined)
              className = "ace_breakpoint";
          if (className)
              this.$breakpoints[row] = className;
          else
              delete this.$breakpoints[row];
          this._signal("changeBreakpoint", {});
      };
      this.clearBreakpoint = function(row) {
          delete this.$breakpoints[row];
          this._signal("changeBreakpoint", {});
      };
      this.addMarker = function(range, clazz, type, inFront) {
          var id = this.$markerId++;
  
          var marker = {
              range : range,
              type : type || "line",
              renderer: typeof type == "function" ? type : null,
              clazz : clazz,
              inFront: !!inFront,
              id: id
          };
  
          if (inFront) {
              this.$frontMarkers[id] = marker;
              this._signal("changeFrontMarker");
          } else {
              this.$backMarkers[id] = marker;
              this._signal("changeBackMarker");
          }
  
          return id;
      };
      this.addDynamicMarker = function(marker, inFront) {
          if (!marker.update)
              return;
          var id = this.$markerId++;
          marker.id = id;
          marker.inFront = !!inFront;
  
          if (inFront) {
              this.$frontMarkers[id] = marker;
              this._signal("changeFrontMarker");
          } else {
              this.$backMarkers[id] = marker;
              this._signal("changeBackMarker");
          }
  
          return marker;
      };
      this.removeMarker = function(markerId) {
          var marker = this.$frontMarkers[markerId] || this.$backMarkers[markerId];
          if (!marker)
              return;
  
          var markers = marker.inFront ? this.$frontMarkers : this.$backMarkers;
          if (marker) {
              delete (markers[markerId]);
              this._signal(marker.inFront ? "changeFrontMarker" : "changeBackMarker");
          }
      };
      this.getMarkers = function(inFront) {
          return inFront ? this.$frontMarkers : this.$backMarkers;
      };
  
      this.highlight = function(re) {
          if (!this.$searchHighlight) {
              var highlight = new SearchHighlight(null, "ace_selected-word", "text");
              this.$searchHighlight = this.addDynamicMarker(highlight);
          }
          this.$searchHighlight.setRegexp(re);
      };
      this.highlightLines = function(startRow, endRow, clazz, inFront) {
          if (typeof endRow != "number") {
              clazz = endRow;
              endRow = startRow;
          }
          if (!clazz)
              clazz = "ace_step";
  
          var range = new Range(startRow, 0, endRow, Infinity);
          range.id = this.addMarker(range, clazz, "fullLine", inFront);
          return range;
      };
      this.setAnnotations = function(annotations) {
          this.$annotations = annotations;
          this._signal("changeAnnotation", {});
      };
      this.getAnnotations = function() {
          return this.$annotations || [];
      };
      this.clearAnnotations = function() {
          this.setAnnotations([]);
      };
      this.$detectNewLine = function(text) {
          var match = text.match(/^.*?(\r?\n)/m);
          if (match) {
              this.$autoNewLine = match[1];
          } else {
              this.$autoNewLine = "\n";
          }
      };
      this.getWordRange = function(row, column) {
          var line = this.getLine(row);
  
          var inToken = false;
          if (column > 0)
              inToken = !!line.charAt(column - 1).match(this.tokenRe);
  
          if (!inToken)
              inToken = !!line.charAt(column).match(this.tokenRe);
  
          if (inToken)
              var re = this.tokenRe;
          else if (/^\s+$/.test(line.slice(column-1, column+1)))
              var re = /\s/;
          else
              var re = this.nonTokenRe;
  
          var start = column;
          if (start > 0) {
              do {
                  start--;
              }
              while (start >= 0 && line.charAt(start).match(re));
              start++;
          }
  
          var end = column;
          while (end < line.length && line.charAt(end).match(re)) {
              end++;
          }
  
          return new Range(row, start, row, end);
      };
      this.getAWordRange = function(row, column) {
          var wordRange = this.getWordRange(row, column);
          var line = this.getLine(wordRange.end.row);
  
          while (line.charAt(wordRange.end.column).match(/[ \t]/)) {
              wordRange.end.column += 1;
          }
          return wordRange;
      };
      this.setNewLineMode = function(newLineMode) {
          this.doc.setNewLineMode(newLineMode);
      };
      this.getNewLineMode = function() {
          return this.doc.getNewLineMode();
      };
      this.setUseWorker = function(useWorker) { this.setOption("useWorker", useWorker); };
      this.getUseWorker = function() { return this.$useWorker; };
      this.onReloadTokenizer = function(e) {
          var rows = e.data;
          this.bgTokenizer.start(rows.first);
          this._signal("tokenizerUpdate", e);
      };
  
      this.$modes = {};
      this.$mode = null;
      this.$modeId = null;
      this.setMode = function(mode, cb) {
          if (mode && typeof mode === "object") {
              if (mode.getTokenizer)
                  return this.$onChangeMode(mode);
              var options = mode;
              var path = options.path;
          } else {
              path = mode || "ace/mode/text";
          }
          if (!this.$modes["ace/mode/text"])
              this.$modes["ace/mode/text"] = new TextMode();
  
          if (this.$modes[path] && !options) {
              this.$onChangeMode(this.$modes[path]);
              cb && cb();
              return;
          }
          this.$modeId = path;
          config.loadModule(["mode", path], function(m) {
              if (this.$modeId !== path)
                  return cb && cb();
              if (this.$modes[path] && !options) {
                  this.$onChangeMode(this.$modes[path]);
              } else if (m && m.Mode) {
                  m = new m.Mode(options);
                  if (!options) {
                      this.$modes[path] = m;
                      m.$id = path;
                  }
                  this.$onChangeMode(m);
              }
              cb && cb();
          }.bind(this));
          if (!this.$mode)
              this.$onChangeMode(this.$modes["ace/mode/text"], true);
      };
  
      this.$onChangeMode = function(mode, $isPlaceholder) {
          if (!$isPlaceholder)
              this.$modeId = mode.$id;
          if (this.$mode === mode) 
              return;
  
          this.$mode = mode;
  
          this.$stopWorker();
  
          if (this.$useWorker)
              this.$startWorker();
  
          var tokenizer = mode.getTokenizer();
  
          if(tokenizer.addEventListener !== undefined) {
              var onReloadTokenizer = this.onReloadTokenizer.bind(this);
              tokenizer.addEventListener("update", onReloadTokenizer);
          }
  
          if (!this.bgTokenizer) {
              this.bgTokenizer = new BackgroundTokenizer(tokenizer);
              var _self = this;
              this.bgTokenizer.addEventListener("update", function(e) {
                  _self._signal("tokenizerUpdate", e);
              });
          } else {
              this.bgTokenizer.setTokenizer(tokenizer);
          }
  
          this.bgTokenizer.setDocument(this.getDocument());
  
          this.tokenRe = mode.tokenRe;
          this.nonTokenRe = mode.nonTokenRe;
  
          
          if (!$isPlaceholder) {
              if (mode.attachToSession)
                  mode.attachToSession(this);
              this.$options.wrapMethod.set.call(this, this.$wrapMethod);
              this.$setFolding(mode.foldingRules);
              this.bgTokenizer.start(0);
              this._emit("changeMode");
          }
      };
  
      this.$stopWorker = function() {
          if (this.$worker) {
              this.$worker.terminate();
              this.$worker = null;
          }
      };
  
      this.$startWorker = function() {
          try {
              this.$worker = this.$mode.createWorker(this);
          } catch (e) {
              config.warn("Could not load worker", e);
              this.$worker = null;
          }
      };
      this.getMode = function() {
          return this.$mode;
      };
  
      this.$scrollTop = 0;
      this.setScrollTop = function(scrollTop) {
          if (this.$scrollTop === scrollTop || isNaN(scrollTop))
              return;
  
          this.$scrollTop = scrollTop;
          this._signal("changeScrollTop", scrollTop);
      };
      this.getScrollTop = function() {
          return this.$scrollTop;
      };
  
      this.$scrollLeft = 0;
      this.setScrollLeft = function(scrollLeft) {
          if (this.$scrollLeft === scrollLeft || isNaN(scrollLeft))
              return;
  
          this.$scrollLeft = scrollLeft;
          this._signal("changeScrollLeft", scrollLeft);
      };
      this.getScrollLeft = function() {
          return this.$scrollLeft;
      };
      this.getScreenWidth = function() {
          this.$computeWidth();
          if (this.lineWidgets) 
              return Math.max(this.getLineWidgetMaxWidth(), this.screenWidth);
          return this.screenWidth;
      };
      
      this.getLineWidgetMaxWidth = function() {
          if (this.lineWidgetsWidth != null) return this.lineWidgetsWidth;
          var width = 0;
          this.lineWidgets.forEach(function(w) {
              if (w && w.screenWidth > width)
                  width = w.screenWidth;
          });
          return this.lineWidgetWidth = width;
      };
  
      this.$computeWidth = function(force) {
          if (this.$modified || force) {
              this.$modified = false;
  
              if (this.$useWrapMode)
                  return this.screenWidth = this.$wrapLimit;
  
              var lines = this.doc.getAllLines();
              var cache = this.$rowLengthCache;
              var longestScreenLine = 0;
              var foldIndex = 0;
              var foldLine = this.$foldData[foldIndex];
              var foldStart = foldLine ? foldLine.start.row : Infinity;
              var len = lines.length;
  
              for (var i = 0; i < len; i++) {
                  if (i > foldStart) {
                      i = foldLine.end.row + 1;
                      if (i >= len)
                          break;
                      foldLine = this.$foldData[foldIndex++];
                      foldStart = foldLine ? foldLine.start.row : Infinity;
                  }
  
                  if (cache[i] == null)
                      cache[i] = this.$getStringScreenWidth(lines[i])[0];
  
                  if (cache[i] > longestScreenLine)
                      longestScreenLine = cache[i];
              }
              this.screenWidth = longestScreenLine;
          }
      };
      this.getLine = function(row) {
          return this.doc.getLine(row);
      };
      this.getLines = function(firstRow, lastRow) {
          return this.doc.getLines(firstRow, lastRow);
      };
      this.getLength = function() {
          return this.doc.getLength();
      };
      this.getTextRange = function(range) {
          return this.doc.getTextRange(range || this.selection.getRange());
      };
      this.insert = function(position, text) {
          return this.doc.insert(position, text);
      };
      this.remove = function(range) {
          return this.doc.remove(range);
      };
      this.removeFullLines = function(firstRow, lastRow){
          return this.doc.removeFullLines(firstRow, lastRow);
      };
      this.undoChanges = function(deltas, dontSelect) {
          if (!deltas.length)
              return;
  
          this.$fromUndo = true;
          var lastUndoRange = null;
          for (var i = deltas.length - 1; i != -1; i--) {
              var delta = deltas[i];
              if (delta.group == "doc") {
                  this.doc.revertDeltas(delta.deltas);
                  lastUndoRange =
                      this.$getUndoSelection(delta.deltas, true, lastUndoRange);
              } else {
                  delta.deltas.forEach(function(foldDelta) {
                      this.addFolds(foldDelta.folds);
                  }, this);
              }
          }
          this.$fromUndo = false;
          lastUndoRange &&
              this.$undoSelect &&
              !dontSelect &&
              this.selection.setSelectionRange(lastUndoRange);
          return lastUndoRange;
      };
      this.redoChanges = function(deltas, dontSelect) {
          if (!deltas.length)
              return;
  
          this.$fromUndo = true;
          var lastUndoRange = null;
          for (var i = 0; i < deltas.length; i++) {
              var delta = deltas[i];
              if (delta.group == "doc") {
                  this.doc.applyDeltas(delta.deltas);
                  lastUndoRange =
                      this.$getUndoSelection(delta.deltas, false, lastUndoRange);
              }
          }
          this.$fromUndo = false;
          lastUndoRange &&
              this.$undoSelect &&
              !dontSelect &&
              this.selection.setSelectionRange(lastUndoRange);
          return lastUndoRange;
      };
      this.setUndoSelect = function(enable) {
          this.$undoSelect = enable;
      };
  
      this.$getUndoSelection = function(deltas, isUndo, lastUndoRange) {
          function isInsert(delta) {
              return isUndo ? delta.action !== "insert" : delta.action === "insert";
          }
  
          var delta = deltas[0];
          var range, point;
          var lastDeltaIsInsert = false;
          if (isInsert(delta)) {
              range = Range.fromPoints(delta.start, delta.end);
              lastDeltaIsInsert = true;
          } else {
              range = Range.fromPoints(delta.start, delta.start);
              lastDeltaIsInsert = false;
          }
  
          for (var i = 1; i < deltas.length; i++) {
              delta = deltas[i];
              if (isInsert(delta)) {
                  point = delta.start;
                  if (range.compare(point.row, point.column) == -1) {
                      range.setStart(point);
                  }
                  point = delta.end;
                  if (range.compare(point.row, point.column) == 1) {
                      range.setEnd(point);
                  }
                  lastDeltaIsInsert = true;
              } else {
                  point = delta.start;
                  if (range.compare(point.row, point.column) == -1) {
                      range = Range.fromPoints(delta.start, delta.start);
                  }
                  lastDeltaIsInsert = false;
              }
          }
          if (lastUndoRange != null) {
              if (Range.comparePoints(lastUndoRange.start, range.start) === 0) {
                  lastUndoRange.start.column += range.end.column - range.start.column;
                  lastUndoRange.end.column += range.end.column - range.start.column;
              }
  
              var cmp = lastUndoRange.compareRange(range);
              if (cmp == 1) {
                  range.setStart(lastUndoRange.start);
              } else if (cmp == -1) {
                  range.setEnd(lastUndoRange.end);
              }
          }
  
          return range;
      };
      this.replace = function(range, text) {
          return this.doc.replace(range, text);
      };
      this.moveText = function(fromRange, toPosition, copy) {
          var text = this.getTextRange(fromRange);
          var folds = this.getFoldsInRange(fromRange);
  
          var toRange = Range.fromPoints(toPosition, toPosition);
          if (!copy) {
              this.remove(fromRange);
              var rowDiff = fromRange.start.row - fromRange.end.row;
              var collDiff = rowDiff ? -fromRange.end.column : fromRange.start.column - fromRange.end.column;
              if (collDiff) {
                  if (toRange.start.row == fromRange.end.row && toRange.start.column > fromRange.end.column)
                      toRange.start.column += collDiff;
                  if (toRange.end.row == fromRange.end.row && toRange.end.column > fromRange.end.column)
                      toRange.end.column += collDiff;
              }
              if (rowDiff && toRange.start.row >= fromRange.end.row) {
                  toRange.start.row += rowDiff;
                  toRange.end.row += rowDiff;
              }
          }
  
          toRange.end = this.insert(toRange.start, text);
          if (folds.length) {
              var oldStart = fromRange.start;
              var newStart = toRange.start;
              var rowDiff = newStart.row - oldStart.row;
              var collDiff = newStart.column - oldStart.column;
              this.addFolds(folds.map(function(x) {
                  x = x.clone();
                  if (x.start.row == oldStart.row)
                      x.start.column += collDiff;
                  if (x.end.row == oldStart.row)
                      x.end.column += collDiff;
                  x.start.row += rowDiff;
                  x.end.row += rowDiff;
                  return x;
              }));
          }
  
          return toRange;
      };
      this.indentRows = function(startRow, endRow, indentString) {
          indentString = indentString.replace(/\t/g, this.getTabString());
          for (var row=startRow; row<=endRow; row++)
              this.doc.insertInLine({row: row, column: 0}, indentString);
      };
      this.outdentRows = function (range) {
          var rowRange = range.collapseRows();
          var deleteRange = new Range(0, 0, 0, 0);
          var size = this.getTabSize();
  
          for (var i = rowRange.start.row; i <= rowRange.end.row; ++i) {
              var line = this.getLine(i);
  
              deleteRange.start.row = i;
              deleteRange.end.row = i;
              for (var j = 0; j < size; ++j)
                  if (line.charAt(j) != ' ')
                      break;
              if (j < size && line.charAt(j) == '\t') {
                  deleteRange.start.column = j;
                  deleteRange.end.column = j + 1;
              } else {
                  deleteRange.start.column = 0;
                  deleteRange.end.column = j;
              }
              this.remove(deleteRange);
          }
      };
  
      this.$moveLines = function(firstRow, lastRow, dir) {
          firstRow = this.getRowFoldStart(firstRow);
          lastRow = this.getRowFoldEnd(lastRow);
          if (dir < 0) {
              var row = this.getRowFoldStart(firstRow + dir);
              if (row < 0) return 0;
              var diff = row-firstRow;
          } else if (dir > 0) {
              var row = this.getRowFoldEnd(lastRow + dir);
              if (row > this.doc.getLength()-1) return 0;
              var diff = row-lastRow;
          } else {
              firstRow = this.$clipRowToDocument(firstRow);
              lastRow = this.$clipRowToDocument(lastRow);
              var diff = lastRow - firstRow + 1;
          }
  
          var range = new Range(firstRow, 0, lastRow, Number.MAX_VALUE);
          var folds = this.getFoldsInRange(range).map(function(x){
              x = x.clone();
              x.start.row += diff;
              x.end.row += diff;
              return x;
          });
          
          var lines = dir == 0
              ? this.doc.getLines(firstRow, lastRow)
              : this.doc.removeFullLines(firstRow, lastRow);
          this.doc.insertFullLines(firstRow+diff, lines);
          folds.length && this.addFolds(folds);
          return diff;
      };
      this.moveLinesUp = function(firstRow, lastRow) {
          return this.$moveLines(firstRow, lastRow, -1);
      };
      this.moveLinesDown = function(firstRow, lastRow) {
          return this.$moveLines(firstRow, lastRow, 1);
      };
      this.duplicateLines = function(firstRow, lastRow) {
          return this.$moveLines(firstRow, lastRow, 0);
      };
  
  
      this.$clipRowToDocument = function(row) {
          return Math.max(0, Math.min(row, this.doc.getLength()-1));
      };
  
      this.$clipColumnToRow = function(row, column) {
          if (column < 0)
              return 0;
          return Math.min(this.doc.getLine(row).length, column);
      };
  
  
      this.$clipPositionToDocument = function(row, column) {
          column = Math.max(0, column);
  
          if (row < 0) {
              row = 0;
              column = 0;
          } else {
              var len = this.doc.getLength();
              if (row >= len) {
                  row = len - 1;
                  column = this.doc.getLine(len-1).length;
              } else {
                  column = Math.min(this.doc.getLine(row).length, column);
              }
          }
  
          return {
              row: row,
              column: column
          };
      };
  
      this.$clipRangeToDocument = function(range) {
          if (range.start.row < 0) {
              range.start.row = 0;
              range.start.column = 0;
          } else {
              range.start.column = this.$clipColumnToRow(
                  range.start.row,
                  range.start.column
              );
          }
  
          var len = this.doc.getLength() - 1;
          if (range.end.row > len) {
              range.end.row = len;
              range.end.column = this.doc.getLine(len).length;
          } else {
              range.end.column = this.$clipColumnToRow(
                  range.end.row,
                  range.end.column
              );
          }
          return range;
      };
      this.$wrapLimit = 80;
      this.$useWrapMode = false;
      this.$wrapLimitRange = {
          min : null,
          max : null
      };
      this.setUseWrapMode = function(useWrapMode) {
          if (useWrapMode != this.$useWrapMode) {
              this.$useWrapMode = useWrapMode;
              this.$modified = true;
              this.$resetRowCache(0);
              if (useWrapMode) {
                  var len = this.getLength();
                  this.$wrapData = Array(len);
                  this.$updateWrapData(0, len - 1);
              }
  
              this._signal("changeWrapMode");
          }
      };
      this.getUseWrapMode = function() {
          return this.$useWrapMode;
      };
      this.setWrapLimitRange = function(min, max) {
          if (this.$wrapLimitRange.min !== min || this.$wrapLimitRange.max !== max) {
              this.$wrapLimitRange = { min: min, max: max };
              this.$modified = true;
              if (this.$useWrapMode)
                  this._signal("changeWrapMode");
          }
      };
      this.adjustWrapLimit = function(desiredLimit, $printMargin) {
          var limits = this.$wrapLimitRange;
          if (limits.max < 0)
              limits = {min: $printMargin, max: $printMargin};
          var wrapLimit = this.$constrainWrapLimit(desiredLimit, limits.min, limits.max);
          if (wrapLimit != this.$wrapLimit && wrapLimit > 1) {
              this.$wrapLimit = wrapLimit;
              this.$modified = true;
              if (this.$useWrapMode) {
                  this.$updateWrapData(0, this.getLength() - 1);
                  this.$resetRowCache(0);
                  this._signal("changeWrapLimit");
              }
              return true;
          }
          return false;
      };
  
      this.$constrainWrapLimit = function(wrapLimit, min, max) {
          if (min)
              wrapLimit = Math.max(min, wrapLimit);
  
          if (max)
              wrapLimit = Math.min(max, wrapLimit);
  
          return wrapLimit;
      };
      this.getWrapLimit = function() {
          return this.$wrapLimit;
      };
      this.setWrapLimit = function (limit) {
          this.setWrapLimitRange(limit, limit);
      };
      this.getWrapLimitRange = function() {
          return {
              min : this.$wrapLimitRange.min,
              max : this.$wrapLimitRange.max
          };
      };
  
      this.$updateInternalDataOnChange = function(delta) {
          var useWrapMode = this.$useWrapMode;
          var action = delta.action;
          var start = delta.start;
          var end = delta.end;
          var firstRow = start.row;
          var lastRow = end.row;
          var len = lastRow - firstRow;
          var removedFolds = null;
          
          this.$updating = true;
          if (len != 0) {
              if (action === "remove") {
                  this[useWrapMode ? "$wrapData" : "$rowLengthCache"].splice(firstRow, len);
  
                  var foldLines = this.$foldData;
                  removedFolds = this.getFoldsInRange(delta);
                  this.removeFolds(removedFolds);
  
                  var foldLine = this.getFoldLine(end.row);
                  var idx = 0;
                  if (foldLine) {
                      foldLine.addRemoveChars(end.row, end.column, start.column - end.column);
                      foldLine.shiftRow(-len);
  
                      var foldLineBefore = this.getFoldLine(firstRow);
                      if (foldLineBefore && foldLineBefore !== foldLine) {
                          foldLineBefore.merge(foldLine);
                          foldLine = foldLineBefore;
                      }
                      idx = foldLines.indexOf(foldLine) + 1;
                  }
  
                  for (idx; idx < foldLines.length; idx++) {
                      var foldLine = foldLines[idx];
                      if (foldLine.start.row >= end.row) {
                          foldLine.shiftRow(-len);
                      }
                  }
  
                  lastRow = firstRow;
              } else {
                  var args = Array(len);
                  args.unshift(firstRow, 0);
                  var arr = useWrapMode ? this.$wrapData : this.$rowLengthCache
                  arr.splice.apply(arr, args);
                  var foldLines = this.$foldData;
                  var foldLine = this.getFoldLine(firstRow);
                  var idx = 0;
                  if (foldLine) {
                      var cmp = foldLine.range.compareInside(start.row, start.column);
                      if (cmp == 0) {
                          foldLine = foldLine.split(start.row, start.column);
                          if (foldLine) {
                              foldLine.shiftRow(len);
                              foldLine.addRemoveChars(lastRow, 0, end.column - start.column);
                          }
                      } else
                      if (cmp == -1) {
                          foldLine.addRemoveChars(firstRow, 0, end.column - start.column);
                          foldLine.shiftRow(len);
                      }
                      idx = foldLines.indexOf(foldLine) + 1;
                  }
  
                  for (idx; idx < foldLines.length; idx++) {
                      var foldLine = foldLines[idx];
                      if (foldLine.start.row >= firstRow) {
                          foldLine.shiftRow(len);
                      }
                  }
              }
          } else {
              len = Math.abs(delta.start.column - delta.end.column);
              if (action === "remove") {
                  removedFolds = this.getFoldsInRange(delta);
                  this.removeFolds(removedFolds);
  
                  len = -len;
              }
              var foldLine = this.getFoldLine(firstRow);
              if (foldLine) {
                  foldLine.addRemoveChars(firstRow, start.column, len);
              }
          }
  
          if (useWrapMode && this.$wrapData.length != this.doc.getLength()) {
              console.error("doc.getLength() and $wrapData.length have to be the same!");
          }
          this.$updating = false;
  
          if (useWrapMode)
              this.$updateWrapData(firstRow, lastRow);
          else
              this.$updateRowLengthCache(firstRow, lastRow);
  
          return removedFolds;
      };
  
      this.$updateRowLengthCache = function(firstRow, lastRow, b) {
          this.$rowLengthCache[firstRow] = null;
          this.$rowLengthCache[lastRow] = null;
      };
  
      this.$updateWrapData = function(firstRow, lastRow) {
          var lines = this.doc.getAllLines();
          var tabSize = this.getTabSize();
          var wrapData = this.$wrapData;
          var wrapLimit = this.$wrapLimit;
          var tokens;
          var foldLine;
  
          var row = firstRow;
          lastRow = Math.min(lastRow, lines.length - 1);
          while (row <= lastRow) {
              foldLine = this.getFoldLine(row, foldLine);
              if (!foldLine) {
                  tokens = this.$getDisplayTokens(lines[row]);
                  wrapData[row] = this.$computeWrapSplits(tokens, wrapLimit, tabSize);
                  row ++;
              } else {
                  tokens = [];
                  foldLine.walk(function(placeholder, row, column, lastColumn) {
                          var walkTokens;
                          if (placeholder != null) {
                              walkTokens = this.$getDisplayTokens(
                                              placeholder, tokens.length);
                              walkTokens[0] = PLACEHOLDER_START;
                              for (var i = 1; i < walkTokens.length; i++) {
                                  walkTokens[i] = PLACEHOLDER_BODY;
                              }
                          } else {
                              walkTokens = this.$getDisplayTokens(
                                  lines[row].substring(lastColumn, column),
                                  tokens.length);
                          }
                          tokens = tokens.concat(walkTokens);
                      }.bind(this),
                      foldLine.end.row,
                      lines[foldLine.end.row].length + 1
                  );
  
                  wrapData[foldLine.start.row] = this.$computeWrapSplits(tokens, wrapLimit, tabSize);
                  row = foldLine.end.row + 1;
              }
          }
      };
      var CHAR = 1,
          CHAR_EXT = 2,
          PLACEHOLDER_START = 3,
          PLACEHOLDER_BODY =  4,
          PUNCTUATION = 9,
          SPACE = 10,
          TAB = 11,
          TAB_SPACE = 12;
  
  
      this.$computeWrapSplits = function(tokens, wrapLimit, tabSize) {
          if (tokens.length == 0) {
              return [];
          }
  
          var splits = [];
          var displayLength = tokens.length;
          var lastSplit = 0, lastDocSplit = 0;
  
          var isCode = this.$wrapAsCode;
  
          var indentedSoftWrap = this.$indentedSoftWrap;
          var maxIndent = wrapLimit <= Math.max(2 * tabSize, 8)
              || indentedSoftWrap === false ? 0 : Math.floor(wrapLimit / 2);
  
          function getWrapIndent() {
              var indentation = 0;
              if (maxIndent === 0)
                  return indentation;
              if (indentedSoftWrap) {
                  for (var i = 0; i < tokens.length; i++) {
                      var token = tokens[i];
                      if (token == SPACE)
                          indentation += 1;
                      else if (token == TAB)
                          indentation += tabSize;
                      else if (token == TAB_SPACE)
                          continue;
                      else
                          break;
                  }
              }
              if (isCode && indentedSoftWrap !== false)
                  indentation += tabSize;
              return Math.min(indentation, maxIndent);
          }
          function addSplit(screenPos) {
              var displayed = tokens.slice(lastSplit, screenPos);
              var len = displayed.length;
              displayed.join("").
                  replace(/12/g, function() {
                      len -= 1;
                  }).
                  replace(/2/g, function() {
                      len -= 1;
                  });
  
              if (!splits.length) {
                  indent = getWrapIndent();
                  splits.indent = indent;
              }
              lastDocSplit += len;
              splits.push(lastDocSplit);
              lastSplit = screenPos;
          }
          var indent = 0;
          while (displayLength - lastSplit > wrapLimit - indent) {
              var split = lastSplit + wrapLimit - indent;
              if (tokens[split - 1] >= SPACE && tokens[split] >= SPACE) {
                  addSplit(split);
                  continue;
              }
              if (tokens[split] == PLACEHOLDER_START || tokens[split] == PLACEHOLDER_BODY) {
                  for (split; split != lastSplit - 1; split--) {
                      if (tokens[split] == PLACEHOLDER_START) {
                          break;
                      }
                  }
                  if (split > lastSplit) {
                      addSplit(split);
                      continue;
                  }
                  split = lastSplit + wrapLimit;
                  for (split; split < tokens.length; split++) {
                      if (tokens[split] != PLACEHOLDER_BODY) {
                          break;
                      }
                  }
                  if (split == tokens.length) {
                      break;  // Breaks the while-loop.
                  }
                  addSplit(split);
                  continue;
              }
              var minSplit = Math.max(split - (wrapLimit -(wrapLimit>>2)), lastSplit - 1);
              while (split > minSplit && tokens[split] < PLACEHOLDER_START) {
                  split --;
              }
              if (isCode) {
                  while (split > minSplit && tokens[split] < PLACEHOLDER_START) {
                      split --;
                  }
                  while (split > minSplit && tokens[split] == PUNCTUATION) {
                      split --;
                  }
              } else {
                  while (split > minSplit && tokens[split] < SPACE) {
                      split --;
                  }
              }
              if (split > minSplit) {
                  addSplit(++split);
                  continue;
              }
              split = lastSplit + wrapLimit;
              if (tokens[split] == CHAR_EXT)
                  split--;
              addSplit(split - indent);
          }
          return splits;
      };
      this.$getDisplayTokens = function(str, offset) {
          var arr = [];
          var tabSize;
          offset = offset || 0;
  
          for (var i = 0; i < str.length; i++) {
              var c = str.charCodeAt(i);
              if (c == 9) {
                  tabSize = this.getScreenTabSize(arr.length + offset);
                  arr.push(TAB);
                  for (var n = 1; n < tabSize; n++) {
                      arr.push(TAB_SPACE);
                  }
              }
              else if (c == 32) {
                  arr.push(SPACE);
              } else if((c > 39 && c < 48) || (c > 57 && c < 64)) {
                  arr.push(PUNCTUATION);
              }
              else if (c >= 0x1100 && isFullWidth(c)) {
                  arr.push(CHAR, CHAR_EXT);
              } else {
                  arr.push(CHAR);
              }
          }
          return arr;
      };
      this.$getStringScreenWidth = function(str, maxScreenColumn, screenColumn) {
          if (maxScreenColumn == 0)
              return [0, 0];
          if (maxScreenColumn == null)
              maxScreenColumn = Infinity;
          screenColumn = screenColumn || 0;
  
          var c, column;
          for (column = 0; column < str.length; column++) {
              c = str.charCodeAt(column);
              if (c == 9) {
                  screenColumn += this.getScreenTabSize(screenColumn);
              }
              else if (c >= 0x1100 && isFullWidth(c)) {
                  screenColumn += 2;
              } else {
                  screenColumn += 1;
              }
              if (screenColumn > maxScreenColumn) {
                  break;
              }
          }
  
          return [screenColumn, column];
      };
  
      this.lineWidgets = null;
      this.getRowLength = function(row) {
          if (this.lineWidgets)
              var h = this.lineWidgets[row] && this.lineWidgets[row].rowCount || 0;
          else 
              h = 0
          if (!this.$useWrapMode || !this.$wrapData[row]) {
              return 1 + h;
          } else {
              return this.$wrapData[row].length + 1 + h;
          }
      };
      this.getRowLineCount = function(row) {
          if (!this.$useWrapMode || !this.$wrapData[row]) {
              return 1;
          } else {
              return this.$wrapData[row].length + 1;
          }
      };
  
      this.getRowWrapIndent = function(screenRow) {
          if (this.$useWrapMode) {
              var pos = this.screenToDocumentPosition(screenRow, Number.MAX_VALUE);
              var splits = this.$wrapData[pos.row];
              return splits.length && splits[0] < pos.column ? splits.indent : 0;
          } else {
              return 0;
          }
      }
      this.getScreenLastRowColumn = function(screenRow) {
          var pos = this.screenToDocumentPosition(screenRow, Number.MAX_VALUE);
          return this.documentToScreenColumn(pos.row, pos.column);
      };
      this.getDocumentLastRowColumn = function(docRow, docColumn) {
          var screenRow = this.documentToScreenRow(docRow, docColumn);
          return this.getScreenLastRowColumn(screenRow);
      };
      this.getDocumentLastRowColumnPosition = function(docRow, docColumn) {
          var screenRow = this.documentToScreenRow(docRow, docColumn);
          return this.screenToDocumentPosition(screenRow, Number.MAX_VALUE / 10);
      };
      this.getRowSplitData = function(row) {
          if (!this.$useWrapMode) {
              return undefined;
          } else {
              return this.$wrapData[row];
          }
      };
      this.getScreenTabSize = function(screenColumn) {
          return this.$tabSize - screenColumn % this.$tabSize;
      };
  
  
      this.screenToDocumentRow = function(screenRow, screenColumn) {
          return this.screenToDocumentPosition(screenRow, screenColumn).row;
      };
  
  
      this.screenToDocumentColumn = function(screenRow, screenColumn) {
          return this.screenToDocumentPosition(screenRow, screenColumn).column;
      };
      this.screenToDocumentPosition = function(screenRow, screenColumn) {
          if (screenRow < 0)
              return {row: 0, column: 0};
  
          var line;
          var docRow = 0;
          var docColumn = 0;
          var column;
          var row = 0;
          var rowLength = 0;
  
          var rowCache = this.$screenRowCache;
          var i = this.$getRowCacheIndex(rowCache, screenRow);
          var l = rowCache.length;
          if (l && i >= 0) {
              var row = rowCache[i];
              var docRow = this.$docRowCache[i];
              var doCache = screenRow > rowCache[l - 1];
          } else {
              var doCache = !l;
          }
  
          var maxRow = this.getLength() - 1;
          var foldLine = this.getNextFoldLine(docRow);
          var foldStart = foldLine ? foldLine.start.row : Infinity;
  
          while (row <= screenRow) {
              rowLength = this.getRowLength(docRow);
              if (row + rowLength > screenRow || docRow >= maxRow) {
                  break;
              } else {
                  row += rowLength;
                  docRow++;
                  if (docRow > foldStart) {
                      docRow = foldLine.end.row+1;
                      foldLine = this.getNextFoldLine(docRow, foldLine);
                      foldStart = foldLine ? foldLine.start.row : Infinity;
                  }
              }
  
              if (doCache) {
                  this.$docRowCache.push(docRow);
                  this.$screenRowCache.push(row);
              }
          }
  
          if (foldLine && foldLine.start.row <= docRow) {
              line = this.getFoldDisplayLine(foldLine);
              docRow = foldLine.start.row;
          } else if (row + rowLength <= screenRow || docRow > maxRow) {
              return {
                  row: maxRow,
                  column: this.getLine(maxRow).length
              };
          } else {
              line = this.getLine(docRow);
              foldLine = null;
          }
          var wrapIndent = 0;
          if (this.$useWrapMode) {
              var splits = this.$wrapData[docRow];
              if (splits) {
                  var splitIndex = Math.floor(screenRow - row);
                  column = splits[splitIndex];
                  if(splitIndex > 0 && splits.length) {
                      wrapIndent = splits.indent;
                      docColumn = splits[splitIndex - 1] || splits[splits.length - 1];
                      line = line.substring(docColumn);
                  }
              }
          }
  
          docColumn += this.$getStringScreenWidth(line, screenColumn - wrapIndent)[1];
          if (this.$useWrapMode && docColumn >= column)
              docColumn = column - 1;
  
          if (foldLine)
              return foldLine.idxToPosition(docColumn);
  
          return {row: docRow, column: docColumn};
      };
      this.documentToScreenPosition = function(docRow, docColumn) {
          if (typeof docColumn === "undefined")
              var pos = this.$clipPositionToDocument(docRow.row, docRow.column);
          else
              pos = this.$clipPositionToDocument(docRow, docColumn);
  
          docRow = pos.row;
          docColumn = pos.column;
  
          var screenRow = 0;
          var foldStartRow = null;
          var fold = null;
          fold = this.getFoldAt(docRow, docColumn, 1);
          if (fold) {
              docRow = fold.start.row;
              docColumn = fold.start.column;
          }
  
          var rowEnd, row = 0;
  
  
          var rowCache = this.$docRowCache;
          var i = this.$getRowCacheIndex(rowCache, docRow);
          var l = rowCache.length;
          if (l && i >= 0) {
              var row = rowCache[i];
              var screenRow = this.$screenRowCache[i];
              var doCache = docRow > rowCache[l - 1];
          } else {
              var doCache = !l;
          }
  
          var foldLine = this.getNextFoldLine(row);
          var foldStart = foldLine ?foldLine.start.row :Infinity;
  
          while (row < docRow) {
              if (row >= foldStart) {
                  rowEnd = foldLine.end.row + 1;
                  if (rowEnd > docRow)
                      break;
                  foldLine = this.getNextFoldLine(rowEnd, foldLine);
                  foldStart = foldLine ?foldLine.start.row :Infinity;
              }
              else {
                  rowEnd = row + 1;
              }
  
              screenRow += this.getRowLength(row);
              row = rowEnd;
  
              if (doCache) {
                  this.$docRowCache.push(row);
                  this.$screenRowCache.push(screenRow);
              }
          }
          var textLine = "";
          if (foldLine && row >= foldStart) {
              textLine = this.getFoldDisplayLine(foldLine, docRow, docColumn);
              foldStartRow = foldLine.start.row;
          } else {
              textLine = this.getLine(docRow).substring(0, docColumn);
              foldStartRow = docRow;
          }
          var wrapIndent = 0;
          if (this.$useWrapMode) {
              var wrapRow = this.$wrapData[foldStartRow];
              if (wrapRow) {
                  var screenRowOffset = 0;
                  while (textLine.length >= wrapRow[screenRowOffset]) {
                      screenRow ++;
                      screenRowOffset++;
                  }
                  textLine = textLine.substring(
                      wrapRow[screenRowOffset - 1] || 0, textLine.length
                  );
                  wrapIndent = screenRowOffset > 0 ? wrapRow.indent : 0;
              }
          }
  
          return {
              row: screenRow,
              column: wrapIndent + this.$getStringScreenWidth(textLine)[0]
          };
      };
      this.documentToScreenColumn = function(row, docColumn) {
          return this.documentToScreenPosition(row, docColumn).column;
      };
      this.documentToScreenRow = function(docRow, docColumn) {
          return this.documentToScreenPosition(docRow, docColumn).row;
      };
      this.getScreenLength = function() {
          var screenRows = 0;
          var fold = null;
          if (!this.$useWrapMode) {
              screenRows = this.getLength();
              var foldData = this.$foldData;
              for (var i = 0; i < foldData.length; i++) {
                  fold = foldData[i];
                  screenRows -= fold.end.row - fold.start.row;
              }
          } else {
              var lastRow = this.$wrapData.length;
              var row = 0, i = 0;
              var fold = this.$foldData[i++];
              var foldStart = fold ? fold.start.row :Infinity;
  
              while (row < lastRow) {
                  var splits = this.$wrapData[row];
                  screenRows += splits ? splits.length + 1 : 1;
                  row ++;
                  if (row > foldStart) {
                      row = fold.end.row+1;
                      fold = this.$foldData[i++];
                      foldStart = fold ?fold.start.row :Infinity;
                  }
              }
          }
          if (this.lineWidgets)
              screenRows += this.$getWidgetScreenLength();
  
          return screenRows;
      };
      this.$setFontMetrics = function(fm) {
          if (!this.$enableVarChar) return;
          this.$getStringScreenWidth = function(str, maxScreenColumn, screenColumn) {
              if (maxScreenColumn === 0)
                  return [0, 0];
              if (!maxScreenColumn)
                  maxScreenColumn = Infinity;
              screenColumn = screenColumn || 0;
              
              var c, column;
              for (column = 0; column < str.length; column++) {
                  c = str.charAt(column);
                  if (c === "\t") {
                      screenColumn += this.getScreenTabSize(screenColumn);
                  } else {
                      screenColumn += fm.getCharacterWidth(c);
                  }
                  if (screenColumn > maxScreenColumn) {
                      break;
                  }
              }
              
              return [screenColumn, column];
          };
      };
      
      this.destroy = function() {
          if (this.bgTokenizer) {
              this.bgTokenizer.setDocument(null);
              this.bgTokenizer = null;
          }
          this.$stopWorker();
      };
      function isFullWidth(c) {
          if (c < 0x1100)
              return false;
          return c >= 0x1100 && c <= 0x115F ||
                 c >= 0x11A3 && c <= 0x11A7 ||
                 c >= 0x11FA && c <= 0x11FF ||
                 c >= 0x2329 && c <= 0x232A ||
                 c >= 0x2E80 && c <= 0x2E99 ||
                 c >= 0x2E9B && c <= 0x2EF3 ||
                 c >= 0x2F00 && c <= 0x2FD5 ||
                 c >= 0x2FF0 && c <= 0x2FFB ||
                 c >= 0x3000 && c <= 0x303E ||
                 c >= 0x3041 && c <= 0x3096 ||
                 c >= 0x3099 && c <= 0x30FF ||
                 c >= 0x3105 && c <= 0x312D ||
                 c >= 0x3131 && c <= 0x318E ||
                 c >= 0x3190 && c <= 0x31BA ||
                 c >= 0x31C0 && c <= 0x31E3 ||
                 c >= 0x31F0 && c <= 0x321E ||
                 c >= 0x3220 && c <= 0x3247 ||
                 c >= 0x3250 && c <= 0x32FE ||
                 c >= 0x3300 && c <= 0x4DBF ||
                 c >= 0x4E00 && c <= 0xA48C ||
                 c >= 0xA490 && c <= 0xA4C6 ||
                 c >= 0xA960 && c <= 0xA97C ||
                 c >= 0xAC00 && c <= 0xD7A3 ||
                 c >= 0xD7B0 && c <= 0xD7C6 ||
                 c >= 0xD7CB && c <= 0xD7FB ||
                 c >= 0xF900 && c <= 0xFAFF ||
                 c >= 0xFE10 && c <= 0xFE19 ||
                 c >= 0xFE30 && c <= 0xFE52 ||
                 c >= 0xFE54 && c <= 0xFE66 ||
                 c >= 0xFE68 && c <= 0xFE6B ||
                 c >= 0xFF01 && c <= 0xFF60 ||
                 c >= 0xFFE0 && c <= 0xFFE6;
      };
  
  }).call(EditSession.prototype);
  
  require("./edit_session/folding").Folding.call(EditSession.prototype);
  require("./edit_session/bracket_match").BracketMatch.call(EditSession.prototype);
  
  
  config.defineOptions(EditSession.prototype, "session", {
      wrap: {
          set: function(value) {
              if (!value || value == "off")
                  value = false;
              else if (value == "free")
                  value = true;
              else if (value == "printMargin")
                  value = -1;
              else if (typeof value == "string")
                  value = parseInt(value, 10) || false;
  
              if (this.$wrap == value)
                  return;
              this.$wrap = value;
              if (!value) {
                  this.setUseWrapMode(false);
              } else {
                  var col = typeof value == "number" ? value : null;
                  this.setWrapLimitRange(col, col);
                  this.setUseWrapMode(true);
              }
          },
          get: function() {
              if (this.getUseWrapMode()) {
                  if (this.$wrap == -1)
                      return "printMargin";
                  if (!this.getWrapLimitRange().min)
                      return "free";
                  return this.$wrap;
              }
              return "off";
          },
          handlesSet: true
      },    
      wrapMethod: {
          set: function(val) {
              val = val == "auto"
                  ? this.$mode.type != "text"
                  : val != "text";
              if (val != this.$wrapAsCode) {
                  this.$wrapAsCode = val;
                  if (this.$useWrapMode) {
                      this.$modified = true;
                      this.$resetRowCache(0);
                      this.$updateWrapData(0, this.getLength() - 1);
                  }
              }
          },
          initialValue: "auto"
      },
      indentedSoftWrap: { initialValue: true },
      firstLineNumber: {
          set: function() {this._signal("changeBreakpoint");},
          initialValue: 1
      },
      useWorker: {
          set: function(useWorker) {
              this.$useWorker = useWorker;
  
              this.$stopWorker();
              if (useWorker)
                  this.$startWorker();
          },
          initialValue: true
      },
      useSoftTabs: {initialValue: true},
      tabSize: {
          set: function(tabSize) {
              if (isNaN(tabSize) || this.$tabSize === tabSize) return;
  
              this.$modified = true;
              this.$rowLengthCache = [];
              this.$tabSize = tabSize;
              this._signal("changeTabSize");
          },
          initialValue: 4,
          handlesSet: true
      },
      overwrite: {
          set: function(val) {this._signal("changeOverwrite");},
          initialValue: false
      },
      newLineMode: {
          set: function(val) {this.doc.setNewLineMode(val)},
          get: function() {return this.doc.getNewLineMode()},
          handlesSet: true
      },
      mode: {
          set: function(val) { this.setMode(val) },
          get: function() { return this.$modeId }
      }
  });
  
  exports.EditSession = EditSession;
  });
  
  ace.define("ace/search",["require","exports","module","ace/lib/lang","ace/lib/oop","ace/range"], function(require, exports, module) {
  "use strict";
  
  var lang = require("./lib/lang");
  var oop = require("./lib/oop");
  var Range = require("./range").Range;
  
  var Search = function() {
      this.$options = {};
  };
  
  (function() {
      this.set = function(options) {
          oop.mixin(this.$options, options);
          return this;
      };
      this.getOptions = function() {
          return lang.copyObject(this.$options);
      };
      this.setOptions = function(options) {
          this.$options = options;
      };
      this.find = function(session) {
          var options = this.$options;
          var iterator = this.$matchIterator(session, options);
          if (!iterator)
              return false;
  
          var firstRange = null;
          iterator.forEach(function(range, row, offset) {
              if (!range.start) {
                  var column = range.offset + (offset || 0);
                  firstRange = new Range(row, column, row, column + range.length);
                  if (!range.length && options.start && options.start.start
                      && options.skipCurrent != false && firstRange.isEqual(options.start)
                  ) {
                      firstRange = null;
                      return false;
                  }
              } else
                  firstRange = range;
              return true;
          });
  
          return firstRange;
      };
      this.findAll = function(session) {
          var options = this.$options;
          if (!options.needle)
              return [];
          this.$assembleRegExp(options);
  
          var range = options.range;
          var lines = range
              ? session.getLines(range.start.row, range.end.row)
              : session.doc.getAllLines();
  
          var ranges = [];
          var re = options.re;
          if (options.$isMultiLine) {
              var len = re.length;
              var maxRow = lines.length - len;
              var prevRange;
              outer: for (var row = re.offset || 0; row <= maxRow; row++) {
                  for (var j = 0; j < len; j++)
                      if (lines[row + j].search(re[j]) == -1)
                          continue outer;
                  
                  var startLine = lines[row];
                  var line = lines[row + len - 1];
                  var startIndex = startLine.length - startLine.match(re[0])[0].length;
                  var endIndex = line.match(re[len - 1])[0].length;
                  
                  if (prevRange && prevRange.end.row === row &&
                      prevRange.end.column > startIndex
                  ) {
                      continue;
                  }
                  ranges.push(prevRange = new Range(
                      row, startIndex, row + len - 1, endIndex
                  ));
                  if (len > 2)
                      row = row + len - 2;
              }
          } else {
              for (var i = 0; i < lines.length; i++) {
                  var matches = lang.getMatchOffsets(lines[i], re);
                  for (var j = 0; j < matches.length; j++) {
                      var match = matches[j];
                      ranges.push(new Range(i, match.offset, i, match.offset + match.length));
                  }
              }
          }
  
          if (range) {
              var startColumn = range.start.column;
              var endColumn = range.start.column;
              var i = 0, j = ranges.length - 1;
              while (i < j && ranges[i].start.column < startColumn && ranges[i].start.row == range.start.row)
                  i++;
  
              while (i < j && ranges[j].end.column > endColumn && ranges[j].end.row == range.end.row)
                  j--;
              
              ranges = ranges.slice(i, j + 1);
              for (i = 0, j = ranges.length; i < j; i++) {
                  ranges[i].start.row += range.start.row;
                  ranges[i].end.row += range.start.row;
              }
          }
  
          return ranges;
      };
      this.replace = function(input, replacement) {
          var options = this.$options;
  
          var re = this.$assembleRegExp(options);
          if (options.$isMultiLine)
              return replacement;
  
          if (!re)
              return;
  
          var match = re.exec(input);
          if (!match || match[0].length != input.length)
              return null;
          
          replacement = input.replace(re, replacement);
          if (options.preserveCase) {
              replacement = replacement.split("");
              for (var i = Math.min(input.length, input.length); i--; ) {
                  var ch = input[i];
                  if (ch && ch.toLowerCase() != ch)
                      replacement[i] = replacement[i].toUpperCase();
                  else
                      replacement[i] = replacement[i].toLowerCase();
              }
              replacement = replacement.join("");
          }
          
          return replacement;
      };
  
      this.$matchIterator = function(session, options) {
          var re = this.$assembleRegExp(options);
          if (!re)
              return false;
  
          var callback;
          if (options.$isMultiLine) {
              var len = re.length;
              var matchIterator = function(line, row, offset) {
                  var startIndex = line.search(re[0]);
                  if (startIndex == -1)
                      return;
                  for (var i = 1; i < len; i++) {
                      line = session.getLine(row + i);
                      if (line.search(re[i]) == -1)
                          return;
                  }
  
                  var endIndex = line.match(re[len - 1])[0].length;
  
                  var range = new Range(row, startIndex, row + len - 1, endIndex);
                  if (re.offset == 1) {
                      range.start.row--;
                      range.start.column = Number.MAX_VALUE;
                  } else if (offset)
                      range.start.column += offset;
  
                  if (callback(range))
                      return true;
              };
          } else if (options.backwards) {
              var matchIterator = function(line, row, startIndex) {
                  var matches = lang.getMatchOffsets(line, re);
                  for (var i = matches.length-1; i >= 0; i--)
                      if (callback(matches[i], row, startIndex))
                          return true;
              };
          } else {
              var matchIterator = function(line, row, startIndex) {
                  var matches = lang.getMatchOffsets(line, re);
                  for (var i = 0; i < matches.length; i++)
                      if (callback(matches[i], row, startIndex))
                          return true;
              };
          }
          
          var lineIterator = this.$lineIterator(session, options);
  
          return {
              forEach: function(_callback) {
                  callback = _callback;
                  lineIterator.forEach(matchIterator);
              }
          };
      };
  
      this.$assembleRegExp = function(options, $disableFakeMultiline) {
          if (options.needle instanceof RegExp)
              return options.re = options.needle;
  
          var needle = options.needle;
  
          if (!options.needle)
              return options.re = false;
  
          if (!options.regExp)
              needle = lang.escapeRegExp(needle);
  
          if (options.wholeWord)
              needle = "\\b" + needle + "\\b";
  
          var modifier = options.caseSensitive ? "gm" : "gmi";
  
          options.$isMultiLine = !$disableFakeMultiline && /[\n\r]/.test(needle);
          if (options.$isMultiLine)
              return options.re = this.$assembleMultilineRegExp(needle, modifier);
  
          try {
              var re = new RegExp(needle, modifier);
          } catch(e) {
              re = false;
          }
          return options.re = re;
      };
  
      this.$assembleMultilineRegExp = function(needle, modifier) {
          var parts = needle.replace(/\r\n|\r|\n/g, "$\n^").split("\n");
          var re = [];
          for (var i = 0; i < parts.length; i++) try {
              re.push(new RegExp(parts[i], modifier));
          } catch(e) {
              return false;
          }
          if (parts[0] == "") {
              re.shift();
              re.offset = 1;
          } else {
              re.offset = 0;
          }
          return re;
      };
  
      this.$lineIterator = function(session, options) {
          var backwards = options.backwards == true;
          var skipCurrent = options.skipCurrent != false;
  
          var range = options.range;
          var start = options.start;
          if (!start)
              start = range ? range[backwards ? "end" : "start"] : session.selection.getRange();
           
          if (start.start)
              start = start[skipCurrent != backwards ? "end" : "start"];
  
          var firstRow = range ? range.start.row : 0;
          var lastRow = range ? range.end.row : session.getLength() - 1;
  
          var forEach = backwards ? function(callback) {
                  var row = start.row;
  
                  var line = session.getLine(row).substring(0, start.column);
                  if (callback(line, row))
                      return;
  
                  for (row--; row >= firstRow; row--)
                      if (callback(session.getLine(row), row))
                          return;
  
                  if (options.wrap == false)
                      return;
  
                  for (row = lastRow, firstRow = start.row; row >= firstRow; row--)
                      if (callback(session.getLine(row), row))
                          return;
              } : function(callback) {
                  var row = start.row;
  
                  var line = session.getLine(row).substr(start.column);
                  if (callback(line, row, start.column))
                      return;
  
                  for (row = row+1; row <= lastRow; row++)
                      if (callback(session.getLine(row), row))
                          return;
  
                  if (options.wrap == false)
                      return;
  
                  for (row = firstRow, lastRow = start.row; row <= lastRow; row++)
                      if (callback(session.getLine(row), row))
                          return;
              };
          
          return {forEach: forEach};
      };
  
  }).call(Search.prototype);
  
  exports.Search = Search;
  });
  
  ace.define("ace/keyboard/hash_handler",["require","exports","module","ace/lib/keys","ace/lib/useragent"], function(require, exports, module) {
  "use strict";
  
  var keyUtil = require("../lib/keys");
  var useragent = require("../lib/useragent");
  var KEY_MODS = keyUtil.KEY_MODS;
  
  function HashHandler(config, platform) {
      this.platform = platform || (useragent.isMac ? "mac" : "win");
      this.commands = {};
      this.commandKeyBinding = {};
      this.addCommands(config);
      this.$singleCommand = true;
  }
  
  function MultiHashHandler(config, platform) {
      HashHandler.call(this, config, platform);
      this.$singleCommand = false;
  }
  
  MultiHashHandler.prototype = HashHandler.prototype;
  
  (function() {
      
  
      this.addCommand = function(command) {
          if (this.commands[command.name])
              this.removeCommand(command);
  
          this.commands[command.name] = command;
  
          if (command.bindKey)
              this._buildKeyHash(command);
      };
  
      this.removeCommand = function(command, keepCommand) {
          var name = command && (typeof command === 'string' ? command : command.name);
          command = this.commands[name];
          if (!keepCommand)
              delete this.commands[name];
          var ckb = this.commandKeyBinding;
          for (var keyId in ckb) {
              var cmdGroup = ckb[keyId];
              if (cmdGroup == command) {
                  delete ckb[keyId];
              } else if (Array.isArray(cmdGroup)) {
                  var i = cmdGroup.indexOf(command);
                  if (i != -1) {
                      cmdGroup.splice(i, 1);
                      if (cmdGroup.length == 1)
                          ckb[keyId] = cmdGroup[0];
                  }
              }
          }
      };
  
      this.bindKey = function(key, command, position) {
          if (typeof key == "object") {
              if (position == undefined)
                  position = key.position;
              key = key[this.platform];
          }
          if (!key)
              return;
          if (typeof command == "function")
              return this.addCommand({exec: command, bindKey: key, name: command.name || key});
          
          key.split("|").forEach(function(keyPart) {
              var chain = "";
              if (keyPart.indexOf(" ") != -1) {
                  var parts = keyPart.split(/\s+/);
                  keyPart = parts.pop();
                  parts.forEach(function(keyPart) {
                      var binding = this.parseKeys(keyPart);
                      var id = KEY_MODS[binding.hashId] + binding.key;
                      chain += (chain ? " " : "") + id;
                      this._addCommandToBinding(chain, "chainKeys");
                  }, this);
                  chain += " ";
              }
              var binding = this.parseKeys(keyPart);
              var id = KEY_MODS[binding.hashId] + binding.key;
              this._addCommandToBinding(chain + id, command, position);
          }, this);
      };
      
      function getPosition(command) {
          return typeof command == "object" && command.bindKey
              && command.bindKey.position || 0;
      }
      this._addCommandToBinding = function(keyId, command, position) {
          var ckb = this.commandKeyBinding, i;
          if (!command) {
              delete ckb[keyId];
          } else if (!ckb[keyId] || this.$singleCommand) {
              ckb[keyId] = command;
          } else {
              if (!Array.isArray(ckb[keyId])) {
                  ckb[keyId] = [ckb[keyId]];
              } else if ((i = ckb[keyId].indexOf(command)) != -1) {
                  ckb[keyId].splice(i, 1);
              }
  
              if (typeof position != "number") {
                  if (position || command.isDefault)
                      position = -100;
                  else
                     position = getPosition(command);
              }
              var commands = ckb[keyId];
              for (i = 0; i < commands.length; i++) {
                  var other = commands[i];
                  var otherPos = getPosition(other);
                  if (otherPos > position)
                      break;
              }
              commands.splice(i, 0, command);
          }
      };
  
      this.addCommands = function(commands) {
          commands && Object.keys(commands).forEach(function(name) {
              var command = commands[name];
              if (!command)
                  return;
              
              if (typeof command === "string")
                  return this.bindKey(command, name);
  
              if (typeof command === "function")
                  command = { exec: command };
  
              if (typeof command !== "object")
                  return;
  
              if (!command.name)
                  command.name = name;
  
              this.addCommand(command);
          }, this);
      };
  
      this.removeCommands = function(commands) {
          Object.keys(commands).forEach(function(name) {
              this.removeCommand(commands[name]);
          }, this);
      };
  
      this.bindKeys = function(keyList) {
          Object.keys(keyList).forEach(function(key) {
              this.bindKey(key, keyList[key]);
          }, this);
      };
  
      this._buildKeyHash = function(command) {
          this.bindKey(command.bindKey, command);
      };
      this.parseKeys = function(keys) {
          var parts = keys.toLowerCase().split(/[\-\+]([\-\+])?/).filter(function(x){return x});
          var key = parts.pop();
  
          var keyCode = keyUtil[key];
          if (keyUtil.FUNCTION_KEYS[keyCode])
              key = keyUtil.FUNCTION_KEYS[keyCode].toLowerCase();
          else if (!parts.length)
              return {key: key, hashId: -1};
          else if (parts.length == 1 && parts[0] == "shift")
              return {key: key.toUpperCase(), hashId: -1};
  
          var hashId = 0;
          for (var i = parts.length; i--;) {
              var modifier = keyUtil.KEY_MODS[parts[i]];
              if (modifier == null) {
                  if (typeof console != "undefined")
                      console.error("invalid modifier " + parts[i] + " in " + keys);
                  return false;
              }
              hashId |= modifier;
          }
          return {key: key, hashId: hashId};
      };
  
      this.findKeyCommand = function findKeyCommand(hashId, keyString) {
          var key = KEY_MODS[hashId] + keyString;
          return this.commandKeyBinding[key];
      };
  
      this.handleKeyboard = function(data, hashId, keyString, keyCode) {
          var key = KEY_MODS[hashId] + keyString;
          var command = this.commandKeyBinding[key];
          if (data.$keyChain) {
              data.$keyChain += " " + key;
              command = this.commandKeyBinding[data.$keyChain] || command;
          }
          
          if (command) {
              if (command == "chainKeys" || command[command.length - 1] == "chainKeys") {
                  data.$keyChain = data.$keyChain || key;
                  return {command: "null"};
              }
          }
          
          if (data.$keyChain) {
              if ((!hashId || hashId == 4) && keyString.length == 1)
                  data.$keyChain = data.$keyChain.slice(0, -key.length - 1); // wait for input
              else if (hashId == -1 || keyCode > 0)
                  data.$keyChain = ""; // reset keyChain
          }
          return {command: command};
      };
      
      this.getStatusText = function(editor, data) {
          return data.$keyChain || "";
      };
  
  }).call(HashHandler.prototype);
  
  exports.HashHandler = HashHandler;
  exports.MultiHashHandler = MultiHashHandler;
  });
  
  ace.define("ace/commands/command_manager",["require","exports","module","ace/lib/oop","ace/keyboard/hash_handler","ace/lib/event_emitter"], function(require, exports, module) {
  "use strict";
  
  var oop = require("../lib/oop");
  var MultiHashHandler = require("../keyboard/hash_handler").MultiHashHandler;
  var EventEmitter = require("../lib/event_emitter").EventEmitter;
  
  var CommandManager = function(platform, commands) {
      MultiHashHandler.call(this, commands, platform);
      this.byName = this.commands;
      this.setDefaultHandler("exec", function(e) {
          return e.command.exec(e.editor, e.args || {});
      });
  };
  
  oop.inherits(CommandManager, MultiHashHandler);
  
  (function() {
  
      oop.implement(this, EventEmitter);
  
      this.exec = function(command, editor, args) {
          if (Array.isArray(command)) {
              for (var i = command.length; i--; ) {
                  if (this.exec(command[i], editor, args)) return true;
              }
              return false;
          }
          
          if (typeof command === "string")
              command = this.commands[command];
  
          if (!command)
              return false;
  
          if (editor && editor.$readOnly && !command.readOnly)
              return false;
  
          var e = {editor: editor, command: command, args: args};
          e.returnValue = this._emit("exec", e);
          this._signal("afterExec", e);
  
          return e.returnValue === false ? false : true;
      };
  
      this.toggleRecording = function(editor) {
          if (this.$inReplay)
              return;
  
          editor && editor._emit("changeStatus");
          if (this.recording) {
              this.macro.pop();
              this.removeEventListener("exec", this.$addCommandToMacro);
  
              if (!this.macro.length)
                  this.macro = this.oldMacro;
  
              return this.recording = false;
          }
          if (!this.$addCommandToMacro) {
              this.$addCommandToMacro = function(e) {
                  this.macro.push([e.command, e.args]);
              }.bind(this);
          }
  
          this.oldMacro = this.macro;
          this.macro = [];
          this.on("exec", this.$addCommandToMacro);
          return this.recording = true;
      };
  
      this.replay = function(editor) {
          if (this.$inReplay || !this.macro)
              return;
  
          if (this.recording)
              return this.toggleRecording(editor);
  
          try {
              this.$inReplay = true;
              this.macro.forEach(function(x) {
                  if (typeof x == "string")
                      this.exec(x, editor);
                  else
                      this.exec(x[0], editor, x[1]);
              }, this);
          } finally {
              this.$inReplay = false;
          }
      };
  
      this.trimMacro = function(m) {
          return m.map(function(x){
              if (typeof x[0] != "string")
                  x[0] = x[0].name;
              if (!x[1])
                  x = x[0];
              return x;
          });
      };
  
  }).call(CommandManager.prototype);
  
  exports.CommandManager = CommandManager;
  
  });
  
  ace.define("ace/commands/default_commands",["require","exports","module","ace/lib/lang","ace/config","ace/range"], function(require, exports, module) {
  "use strict";
  
  var lang = require("../lib/lang");
  var config = require("../config");
  var Range = require("../range").Range;
  
  function bindKey(win, mac) {
      return {win: win, mac: mac};
  }
  exports.commands = [{
      name: "showSettingsMenu",
      bindKey: bindKey("Ctrl-,", "Command-,"),
      exec: function(editor) {
          config.loadModule("ace/ext/settings_menu", function(module) {
              module.init(editor);
              editor.showSettingsMenu();
          });
      },
      readOnly: true
  }, {
      name: "goToNextError",
      bindKey: bindKey("Alt-E", "Ctrl-E"),
      exec: function(editor) {
          config.loadModule("ace/ext/error_marker", function(module) {
              module.showErrorMarker(editor, 1);
          });
      },
      scrollIntoView: "animate",
      readOnly: true
  }, {
      name: "goToPreviousError",
      bindKey: bindKey("Alt-Shift-E", "Ctrl-Shift-E"),
      exec: function(editor) {
          config.loadModule("ace/ext/error_marker", function(module) {
              module.showErrorMarker(editor, -1);
          });
      },
      scrollIntoView: "animate",
      readOnly: true
  }, {
      name: "selectall",
      bindKey: bindKey("Ctrl-A", "Command-A"),
      exec: function(editor) { editor.selectAll(); },
      readOnly: true
  }, {
      name: "centerselection",
      bindKey: bindKey(null, "Ctrl-L"),
      exec: function(editor) { editor.centerSelection(); },
      readOnly: true
  }, {
      name: "gotoline",
      bindKey: bindKey("Ctrl-L", "Command-L"),
      exec: function(editor) {
          var line = parseInt(prompt("Enter line number:"), 10);
          if (!isNaN(line)) {
              editor.gotoLine(line);
          }
      },
      readOnly: true
  }, {
      name: "fold",
      bindKey: bindKey("Alt-L|Ctrl-F1", "Command-Alt-L|Command-F1"),
      exec: function(editor) { editor.session.toggleFold(false); },
      multiSelectAction: "forEach",
      scrollIntoView: "center",
      readOnly: true
  }, {
      name: "unfold",
      bindKey: bindKey("Alt-Shift-L|Ctrl-Shift-F1", "Command-Alt-Shift-L|Command-Shift-F1"),
      exec: function(editor) { editor.session.toggleFold(true); },
      multiSelectAction: "forEach",
      scrollIntoView: "center",
      readOnly: true
  }, {
      name: "toggleFoldWidget",
      bindKey: bindKey("F2", "F2"),
      exec: function(editor) { editor.session.toggleFoldWidget(); },
      multiSelectAction: "forEach",
      scrollIntoView: "center",
      readOnly: true
  }, {
      name: "toggleParentFoldWidget",
      bindKey: bindKey("Alt-F2", "Alt-F2"),
      exec: function(editor) { editor.session.toggleFoldWidget(true); },
      multiSelectAction: "forEach",
      scrollIntoView: "center",
      readOnly: true
  }, {
      name: "foldall",
      bindKey: bindKey(null, "Ctrl-Command-Option-0"),
      exec: function(editor) { editor.session.foldAll(); },
      scrollIntoView: "center",
      readOnly: true
  }, {
      name: "foldOther",
      bindKey: bindKey("Alt-0", "Command-Option-0"),
      exec: function(editor) { 
          editor.session.foldAll();
          editor.session.unfold(editor.selection.getAllRanges());
      },
      scrollIntoView: "center",
      readOnly: true
  }, {
      name: "unfoldall",
      bindKey: bindKey("Alt-Shift-0", "Command-Option-Shift-0"),
      exec: function(editor) { editor.session.unfold(); },
      scrollIntoView: "center",
      readOnly: true
  }, {
      name: "findnext",
      bindKey: bindKey("Ctrl-K", "Command-G"),
      exec: function(editor) { editor.findNext(); },
      multiSelectAction: "forEach",
      scrollIntoView: "center",
      readOnly: true
  }, {
      name: "findprevious",
      bindKey: bindKey("Ctrl-Shift-K", "Command-Shift-G"),
      exec: function(editor) { editor.findPrevious(); },
      multiSelectAction: "forEach",
      scrollIntoView: "center",
      readOnly: true
  }, {
      name: "selectOrFindNext",
      bindKey: bindKey("Alt-K", "Ctrl-G"),
      exec: function(editor) {
          if (editor.selection.isEmpty())
              editor.selection.selectWord();
          else
              editor.findNext(); 
      },
      readOnly: true
  }, {
      name: "selectOrFindPrevious",
      bindKey: bindKey("Alt-Shift-K", "Ctrl-Shift-G"),
      exec: function(editor) { 
          if (editor.selection.isEmpty())
              editor.selection.selectWord();
          else
              editor.findPrevious();
      },
      readOnly: true
  }, {
      name: "find",
      bindKey: bindKey("Ctrl-F", "Command-F"),
      exec: function(editor) {
          config.loadModule("ace/ext/searchbox", function(e) {e.Search(editor)});
      },
      readOnly: true
  }, {
      name: "overwrite",
      bindKey: "Insert",
      exec: function(editor) { editor.toggleOverwrite(); },
      readOnly: true
  }, {
      name: "selecttostart",
      bindKey: bindKey("Ctrl-Shift-Home", "Command-Shift-Up"),
      exec: function(editor) { editor.getSelection().selectFileStart(); },
      multiSelectAction: "forEach",
      readOnly: true,
      scrollIntoView: "animate",
      aceCommandGroup: "fileJump"
  }, {
      name: "gotostart",
      bindKey: bindKey("Ctrl-Home", "Command-Home|Command-Up"),
      exec: function(editor) { editor.navigateFileStart(); },
      multiSelectAction: "forEach",
      readOnly: true,
      scrollIntoView: "animate",
      aceCommandGroup: "fileJump"
  }, {
      name: "selectup",
      bindKey: bindKey("Shift-Up", "Shift-Up"),
      exec: function(editor) { editor.getSelection().selectUp(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "golineup",
      bindKey: bindKey("Up", "Up|Ctrl-P"),
      exec: function(editor, args) { editor.navigateUp(args.times); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selecttoend",
      bindKey: bindKey("Ctrl-Shift-End", "Command-Shift-Down"),
      exec: function(editor) { editor.getSelection().selectFileEnd(); },
      multiSelectAction: "forEach",
      readOnly: true,
      scrollIntoView: "animate",
      aceCommandGroup: "fileJump"
  }, {
      name: "gotoend",
      bindKey: bindKey("Ctrl-End", "Command-End|Command-Down"),
      exec: function(editor) { editor.navigateFileEnd(); },
      multiSelectAction: "forEach",
      readOnly: true,
      scrollIntoView: "animate",
      aceCommandGroup: "fileJump"
  }, {
      name: "selectdown",
      bindKey: bindKey("Shift-Down", "Shift-Down"),
      exec: function(editor) { editor.getSelection().selectDown(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "golinedown",
      bindKey: bindKey("Down", "Down|Ctrl-N"),
      exec: function(editor, args) { editor.navigateDown(args.times); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selectwordleft",
      bindKey: bindKey("Ctrl-Shift-Left", "Option-Shift-Left"),
      exec: function(editor) { editor.getSelection().selectWordLeft(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "gotowordleft",
      bindKey: bindKey("Ctrl-Left", "Option-Left"),
      exec: function(editor) { editor.navigateWordLeft(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selecttolinestart",
      bindKey: bindKey("Alt-Shift-Left", "Command-Shift-Left"),
      exec: function(editor) { editor.getSelection().selectLineStart(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "gotolinestart",
      bindKey: bindKey("Alt-Left|Home", "Command-Left|Home|Ctrl-A"),
      exec: function(editor) { editor.navigateLineStart(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selectleft",
      bindKey: bindKey("Shift-Left", "Shift-Left"),
      exec: function(editor) { editor.getSelection().selectLeft(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "gotoleft",
      bindKey: bindKey("Left", "Left|Ctrl-B"),
      exec: function(editor, args) { editor.navigateLeft(args.times); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selectwordright",
      bindKey: bindKey("Ctrl-Shift-Right", "Option-Shift-Right"),
      exec: function(editor) { editor.getSelection().selectWordRight(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "gotowordright",
      bindKey: bindKey("Ctrl-Right", "Option-Right"),
      exec: function(editor) { editor.navigateWordRight(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selecttolineend",
      bindKey: bindKey("Alt-Shift-Right", "Command-Shift-Right"),
      exec: function(editor) { editor.getSelection().selectLineEnd(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "gotolineend",
      bindKey: bindKey("Alt-Right|End", "Command-Right|End|Ctrl-E"),
      exec: function(editor) { editor.navigateLineEnd(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selectright",
      bindKey: bindKey("Shift-Right", "Shift-Right"),
      exec: function(editor) { editor.getSelection().selectRight(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "gotoright",
      bindKey: bindKey("Right", "Right|Ctrl-F"),
      exec: function(editor, args) { editor.navigateRight(args.times); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selectpagedown",
      bindKey: "Shift-PageDown",
      exec: function(editor) { editor.selectPageDown(); },
      readOnly: true
  }, {
      name: "pagedown",
      bindKey: bindKey(null, "Option-PageDown"),
      exec: function(editor) { editor.scrollPageDown(); },
      readOnly: true
  }, {
      name: "gotopagedown",
      bindKey: bindKey("PageDown", "PageDown|Ctrl-V"),
      exec: function(editor) { editor.gotoPageDown(); },
      readOnly: true
  }, {
      name: "selectpageup",
      bindKey: "Shift-PageUp",
      exec: function(editor) { editor.selectPageUp(); },
      readOnly: true
  }, {
      name: "pageup",
      bindKey: bindKey(null, "Option-PageUp"),
      exec: function(editor) { editor.scrollPageUp(); },
      readOnly: true
  }, {
      name: "gotopageup",
      bindKey: "PageUp",
      exec: function(editor) { editor.gotoPageUp(); },
      readOnly: true
  }, {
      name: "scrollup",
      bindKey: bindKey("Ctrl-Up", null),
      exec: function(e) { e.renderer.scrollBy(0, -2 * e.renderer.layerConfig.lineHeight); },
      readOnly: true
  }, {
      name: "scrolldown",
      bindKey: bindKey("Ctrl-Down", null),
      exec: function(e) { e.renderer.scrollBy(0, 2 * e.renderer.layerConfig.lineHeight); },
      readOnly: true
  }, {
      name: "selectlinestart",
      bindKey: "Shift-Home",
      exec: function(editor) { editor.getSelection().selectLineStart(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selectlineend",
      bindKey: "Shift-End",
      exec: function(editor) { editor.getSelection().selectLineEnd(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "togglerecording",
      bindKey: bindKey("Ctrl-Alt-E", "Command-Option-E"),
      exec: function(editor) { editor.commands.toggleRecording(editor); },
      readOnly: true
  }, {
      name: "replaymacro",
      bindKey: bindKey("Ctrl-Shift-E", "Command-Shift-E"),
      exec: function(editor) { editor.commands.replay(editor); },
      readOnly: true
  }, {
      name: "jumptomatching",
      bindKey: bindKey("Ctrl-P", "Ctrl-P"),
      exec: function(editor) { editor.jumpToMatching(); },
      multiSelectAction: "forEach",
      scrollIntoView: "animate",
      readOnly: true
  }, {
      name: "selecttomatching",
      bindKey: bindKey("Ctrl-Shift-P", "Ctrl-Shift-P"),
      exec: function(editor) { editor.jumpToMatching(true); },
      multiSelectAction: "forEach",
      scrollIntoView: "animate",
      readOnly: true
  }, {
      name: "expandToMatching",
      bindKey: bindKey("Ctrl-Shift-M", "Ctrl-Shift-M"),
      exec: function(editor) { editor.jumpToMatching(true, true); },
      multiSelectAction: "forEach",
      scrollIntoView: "animate",
      readOnly: true
  }, {
      name: "passKeysToBrowser",
      bindKey: bindKey(null, null),
      exec: function() {},
      passEvent: true,
      readOnly: true
  }, {
      name: "copy",
      exec: function(editor) {
      },
      readOnly: true
  },
  {
      name: "cut",
      exec: function(editor) {
          var range = editor.getSelectionRange();
          editor._emit("cut", range);
  
          if (!editor.selection.isEmpty()) {
              editor.session.remove(range);
              editor.clearSelection();
          }
      },
      scrollIntoView: "cursor",
      multiSelectAction: "forEach"
  }, {
      name: "paste",
      exec: function(editor, args) {
          editor.$handlePaste(args);
      },
      scrollIntoView: "cursor"
  }, {
      name: "removeline",
      bindKey: bindKey("Ctrl-D", "Command-D"),
      exec: function(editor) { editor.removeLines(); },
      scrollIntoView: "cursor",
      multiSelectAction: "forEachLine"
  }, {
      name: "duplicateSelection",
      bindKey: bindKey("Ctrl-Shift-D", "Command-Shift-D"),
      exec: function(editor) { editor.duplicateSelection(); },
      scrollIntoView: "cursor",
      multiSelectAction: "forEach"
  }, {
      name: "sortlines",
      bindKey: bindKey("Ctrl-Alt-S", "Command-Alt-S"),
      exec: function(editor) { editor.sortLines(); },
      scrollIntoView: "selection",
      multiSelectAction: "forEachLine"
  }, {
      name: "togglecomment",
      bindKey: bindKey("Ctrl-/", "Command-/"),
      exec: function(editor) { editor.toggleCommentLines(); },
      multiSelectAction: "forEachLine",
      scrollIntoView: "selectionPart"
  }, {
      name: "toggleBlockComment",
      bindKey: bindKey("Ctrl-Shift-/", "Command-Shift-/"),
      exec: function(editor) { editor.toggleBlockComment(); },
      multiSelectAction: "forEach",
      scrollIntoView: "selectionPart"
  }, {
      name: "modifyNumberUp",
      bindKey: bindKey("Ctrl-Shift-Up", "Alt-Shift-Up"),
      exec: function(editor) { editor.modifyNumber(1); },
      scrollIntoView: "cursor",
      multiSelectAction: "forEach"
  }, {
      name: "modifyNumberDown",
      bindKey: bindKey("Ctrl-Shift-Down", "Alt-Shift-Down"),
      exec: function(editor) { editor.modifyNumber(-1); },
      scrollIntoView: "cursor",
      multiSelectAction: "forEach"
  }, {
      name: "replace",
      bindKey: bindKey("Ctrl-H", "Command-Option-F"),
      exec: function(editor) {
          config.loadModule("ace/ext/searchbox", function(e) {e.Search(editor, true)});
      }
  }, {
      name: "undo",
      bindKey: bindKey("Ctrl-Z", "Command-Z"),
      exec: function(editor) { editor.undo(); }
  }, {
      name: "redo",
      bindKey: bindKey("Ctrl-Shift-Z|Ctrl-Y", "Command-Shift-Z|Command-Y"),
      exec: function(editor) { editor.redo(); }
  }, {
      name: "copylinesup",
      bindKey: bindKey("Alt-Shift-Up", "Command-Option-Up"),
      exec: function(editor) { editor.copyLinesUp(); },
      scrollIntoView: "cursor"
  }, {
      name: "movelinesup",
      bindKey: bindKey("Alt-Up", "Option-Up"),
      exec: function(editor) { editor.moveLinesUp(); },
      scrollIntoView: "cursor"
  }, {
      name: "copylinesdown",
      bindKey: bindKey("Alt-Shift-Down", "Command-Option-Down"),
      exec: function(editor) { editor.copyLinesDown(); },
      scrollIntoView: "cursor"
  }, {
      name: "movelinesdown",
      bindKey: bindKey("Alt-Down", "Option-Down"),
      exec: function(editor) { editor.moveLinesDown(); },
      scrollIntoView: "cursor"
  }, {
      name: "del",
      bindKey: bindKey("Delete", "Delete|Ctrl-D|Shift-Delete"),
      exec: function(editor) { editor.remove("right"); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "backspace",
      bindKey: bindKey(
          "Shift-Backspace|Backspace",
          "Ctrl-Backspace|Shift-Backspace|Backspace|Ctrl-H"
      ),
      exec: function(editor) { editor.remove("left"); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "cut_or_delete",
      bindKey: bindKey("Shift-Delete", null),
      exec: function(editor) { 
          if (editor.selection.isEmpty()) {
              editor.remove("left");
          } else {
              return false;
          }
      },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "removetolinestart",
      bindKey: bindKey("Alt-Backspace", "Command-Backspace"),
      exec: function(editor) { editor.removeToLineStart(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "removetolineend",
      bindKey: bindKey("Alt-Delete", "Ctrl-K"),
      exec: function(editor) { editor.removeToLineEnd(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "removewordleft",
      bindKey: bindKey("Ctrl-Backspace", "Alt-Backspace|Ctrl-Alt-Backspace"),
      exec: function(editor) { editor.removeWordLeft(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "removewordright",
      bindKey: bindKey("Ctrl-Delete", "Alt-Delete"),
      exec: function(editor) { editor.removeWordRight(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "outdent",
      bindKey: bindKey("Shift-Tab", "Shift-Tab"),
      exec: function(editor) { editor.blockOutdent(); },
      multiSelectAction: "forEach",
      scrollIntoView: "selectionPart"
  }, {
      name: "indent",
      bindKey: bindKey("Tab", "Tab"),
      exec: function(editor) { editor.indent(); },
      multiSelectAction: "forEach",
      scrollIntoView: "selectionPart"
  }, {
      name: "blockoutdent",
      bindKey: bindKey("Ctrl-[", "Ctrl-["),
      exec: function(editor) { editor.blockOutdent(); },
      multiSelectAction: "forEachLine",
      scrollIntoView: "selectionPart"
  }, {
      name: "blockindent",
      bindKey: bindKey("Ctrl-]", "Ctrl-]"),
      exec: function(editor) { editor.blockIndent(); },
      multiSelectAction: "forEachLine",
      scrollIntoView: "selectionPart"
  }, {
      name: "insertstring",
      exec: function(editor, str) { editor.insert(str); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "inserttext",
      exec: function(editor, args) {
          editor.insert(lang.stringRepeat(args.text  || "", args.times || 1));
      },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "splitline",
      bindKey: bindKey(null, "Ctrl-O"),
      exec: function(editor) { editor.splitLine(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "transposeletters",
      bindKey: bindKey("Ctrl-T", "Ctrl-T"),
      exec: function(editor) { editor.transposeLetters(); },
      multiSelectAction: function(editor) {editor.transposeSelections(1); },
      scrollIntoView: "cursor"
  }, {
      name: "touppercase",
      bindKey: bindKey("Ctrl-U", "Ctrl-U"),
      exec: function(editor) { editor.toUpperCase(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "tolowercase",
      bindKey: bindKey("Ctrl-Shift-U", "Ctrl-Shift-U"),
      exec: function(editor) { editor.toLowerCase(); },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor"
  }, {
      name: "expandtoline",
      bindKey: bindKey("Ctrl-Shift-L", "Command-Shift-L"),
      exec: function(editor) {
          var range = editor.selection.getRange();
  
          range.start.column = range.end.column = 0;
          range.end.row++;
          editor.selection.setRange(range, false);
      },
      multiSelectAction: "forEach",
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "joinlines",
      bindKey: bindKey(null, null),
      exec: function(editor) {
          var isBackwards = editor.selection.isBackwards();
          var selectionStart = isBackwards ? editor.selection.getSelectionLead() : editor.selection.getSelectionAnchor();
          var selectionEnd = isBackwards ? editor.selection.getSelectionAnchor() : editor.selection.getSelectionLead();
          var firstLineEndCol = editor.session.doc.getLine(selectionStart.row).length;
          var selectedText = editor.session.doc.getTextRange(editor.selection.getRange());
          var selectedCount = selectedText.replace(/\n\s*/, " ").length;
          var insertLine = editor.session.doc.getLine(selectionStart.row);
  
          for (var i = selectionStart.row + 1; i <= selectionEnd.row + 1; i++) {
              var curLine = lang.stringTrimLeft(lang.stringTrimRight(editor.session.doc.getLine(i)));
              if (curLine.length !== 0) {
                  curLine = " " + curLine;
              }
              insertLine += curLine;
          }
  
          if (selectionEnd.row + 1 < (editor.session.doc.getLength() - 1)) {
              insertLine += editor.session.doc.getNewLineCharacter();
          }
  
          editor.clearSelection();
          editor.session.doc.replace(new Range(selectionStart.row, 0, selectionEnd.row + 2, 0), insertLine);
  
          if (selectedCount > 0) {
              editor.selection.moveCursorTo(selectionStart.row, selectionStart.column);
              editor.selection.selectTo(selectionStart.row, selectionStart.column + selectedCount);
          } else {
              firstLineEndCol = editor.session.doc.getLine(selectionStart.row).length > firstLineEndCol ? (firstLineEndCol + 1) : firstLineEndCol;
              editor.selection.moveCursorTo(selectionStart.row, firstLineEndCol);
          }
      },
      multiSelectAction: "forEach",
      readOnly: true
  }, {
      name: "invertSelection",
      bindKey: bindKey(null, null),
      exec: function(editor) {
          var endRow = editor.session.doc.getLength() - 1;
          var endCol = editor.session.doc.getLine(endRow).length;
          var ranges = editor.selection.rangeList.ranges;
          var newRanges = [];
          if (ranges.length < 1) {
              ranges = [editor.selection.getRange()];
          }
  
          for (var i = 0; i < ranges.length; i++) {
              if (i == (ranges.length - 1)) {
                  if (!(ranges[i].end.row === endRow && ranges[i].end.column === endCol)) {
                      newRanges.push(new Range(ranges[i].end.row, ranges[i].end.column, endRow, endCol));
                  }
              }
  
              if (i === 0) {
                  if (!(ranges[i].start.row === 0 && ranges[i].start.column === 0)) {
                      newRanges.push(new Range(0, 0, ranges[i].start.row, ranges[i].start.column));
                  }
              } else {
                  newRanges.push(new Range(ranges[i-1].end.row, ranges[i-1].end.column, ranges[i].start.row, ranges[i].start.column));
              }
          }
  
          editor.exitMultiSelectMode();
          editor.clearSelection();
  
          for(var i = 0; i < newRanges.length; i++) {
              editor.selection.addRange(newRanges[i], false);
          }
      },
      readOnly: true,
      scrollIntoView: "none"
  }];
  
  });
  
  ace.define("ace/editor",["require","exports","module","ace/lib/fixoldbrowsers","ace/lib/oop","ace/lib/dom","ace/lib/lang","ace/lib/useragent","ace/keyboard/textinput","ace/mouse/mouse_handler","ace/mouse/fold_handler","ace/keyboard/keybinding","ace/edit_session","ace/search","ace/range","ace/lib/event_emitter","ace/commands/command_manager","ace/commands/default_commands","ace/config","ace/token_iterator"], function(require, exports, module) {
  "use strict";
  
  require("./lib/fixoldbrowsers");
  
  var oop = require("./lib/oop");
  var dom = require("./lib/dom");
  var lang = require("./lib/lang");
  var useragent = require("./lib/useragent");
  var TextInput = require("./keyboard/textinput").TextInput;
  var MouseHandler = require("./mouse/mouse_handler").MouseHandler;
  var FoldHandler = require("./mouse/fold_handler").FoldHandler;
  var KeyBinding = require("./keyboard/keybinding").KeyBinding;
  var EditSession = require("./edit_session").EditSession;
  var Search = require("./search").Search;
  var Range = require("./range").Range;
  var EventEmitter = require("./lib/event_emitter").EventEmitter;
  var CommandManager = require("./commands/command_manager").CommandManager;
  var defaultCommands = require("./commands/default_commands").commands;
  var config = require("./config");
  var TokenIterator = require("./token_iterator").TokenIterator;
  var Editor = function(renderer, session) {
      var container = renderer.getContainerElement();
      this.container = container;
      this.renderer = renderer;
  
      this.commands = new CommandManager(useragent.isMac ? "mac" : "win", defaultCommands);
      this.textInput  = new TextInput(renderer.getTextAreaContainer(), this);
      this.renderer.textarea = this.textInput.getElement();
      this.keyBinding = new KeyBinding(this);
      this.$mouseHandler = new MouseHandler(this);
      new FoldHandler(this);
  
      this.$blockScrolling = 0;
      this.$search = new Search().set({
          wrap: true
      });
  
      this.$historyTracker = this.$historyTracker.bind(this);
      this.commands.on("exec", this.$historyTracker);
  
      this.$initOperationListeners();
      
      this._$emitInputEvent = lang.delayedCall(function() {
          this._signal("input", {});
          if (this.session && this.session.bgTokenizer)
              this.session.bgTokenizer.scheduleStart();
      }.bind(this));
      
      this.on("change", function(_, _self) {
          _self._$emitInputEvent.schedule(31);
      });
  
      this.setSession(session || new EditSession(""));
      config.resetOptions(this);
      config._signal("editor", this);
  };
  
  (function(){
  
      oop.implement(this, EventEmitter);
  
      this.$initOperationListeners = function() {
          function last(a) {return a[a.length - 1]}
  
          this.selections = [];
          this.commands.on("exec", this.startOperation.bind(this), true);
          this.commands.on("afterExec", this.endOperation.bind(this), true);
  
          this.$opResetTimer = lang.delayedCall(this.endOperation.bind(this));
  
          this.on("change", function() {
              this.curOp || this.startOperation();
              this.curOp.docChanged = true;
          }.bind(this), true);
  
          this.on("changeSelection", function() {
              this.curOp || this.startOperation();
              this.curOp.selectionChanged = true;
          }.bind(this), true);
      };
  
      this.curOp = null;
      this.prevOp = {};
      this.startOperation = function(commadEvent) {
          if (this.curOp) {
              if (!commadEvent || this.curOp.command)
                  return;
              this.prevOp = this.curOp;
          }
          if (!commadEvent) {
              this.previousCommand = null;
              commadEvent = {};
          }
  
          this.$opResetTimer.schedule();
          this.curOp = {
              command: commadEvent.command || {},
              args: commadEvent.args,
              scrollTop: this.renderer.scrollTop
          };
          if (this.curOp.command.name && this.curOp.command.scrollIntoView !== undefined)
              this.$blockScrolling++;
      };
  
      this.endOperation = function(e) {
          if (this.curOp) {
              if (e && e.returnValue === false)
                  return this.curOp = null;
              this._signal("beforeEndOperation");
              var command = this.curOp.command;
              if (command.name && this.$blockScrolling > 0)
                  this.$blockScrolling--;
              var scrollIntoView = command && command.scrollIntoView;
              if (scrollIntoView) {
                  switch (scrollIntoView) {
                      case "center-animate":
                          scrollIntoView = "animate";
                      case "center":
                          this.renderer.scrollCursorIntoView(null, 0.5);
                          break;
                      case "animate":
                      case "cursor":
                          this.renderer.scrollCursorIntoView();
                          break;
                      case "selectionPart":
                          var range = this.selection.getRange();
                          var config = this.renderer.layerConfig;
                          if (range.start.row >= config.lastRow || range.end.row <= config.firstRow) {
                              this.renderer.scrollSelectionIntoView(this.selection.anchor, this.selection.lead);
                          }
                          break;
                      default:
                          break;
                  }
                  if (scrollIntoView == "animate")
                      this.renderer.animateScrolling(this.curOp.scrollTop);
              }
              
              this.prevOp = this.curOp;
              this.curOp = null;
          }
      };
      this.$mergeableCommands = ["backspace", "del", "insertstring"];
      this.$historyTracker = function(e) {
          if (!this.$mergeUndoDeltas)
              return;
  
          var prev = this.prevOp;
          var mergeableCommands = this.$mergeableCommands;
          var shouldMerge = prev.command && (e.command.name == prev.command.name);
          if (e.command.name == "insertstring") {
              var text = e.args;
              if (this.mergeNextCommand === undefined)
                  this.mergeNextCommand = true;
  
              shouldMerge = shouldMerge
                  && this.mergeNextCommand // previous command allows to coalesce with
                  && (!/\s/.test(text) || /\s/.test(prev.args)); // previous insertion was of same type
  
              this.mergeNextCommand = true;
          } else {
              shouldMerge = shouldMerge
                  && mergeableCommands.indexOf(e.command.name) !== -1; // the command is mergeable
          }
  
          if (
              this.$mergeUndoDeltas != "always"
              && Date.now() - this.sequenceStartTime > 2000
          ) {
              shouldMerge = false; // the sequence is too long
          }
  
          if (shouldMerge)
              this.session.mergeUndoDeltas = true;
          else if (mergeableCommands.indexOf(e.command.name) !== -1)
              this.sequenceStartTime = Date.now();
      };
      this.setKeyboardHandler = function(keyboardHandler, cb) {
          if (keyboardHandler && typeof keyboardHandler === "string") {
              this.$keybindingId = keyboardHandler;
              var _self = this;
              config.loadModule(["keybinding", keyboardHandler], function(module) {
                  if (_self.$keybindingId == keyboardHandler)
                      _self.keyBinding.setKeyboardHandler(module && module.handler);
                  cb && cb();
              });
          } else {
              this.$keybindingId = null;
              this.keyBinding.setKeyboardHandler(keyboardHandler);
              cb && cb();
          }
      };
      this.getKeyboardHandler = function() {
          return this.keyBinding.getKeyboardHandler();
      };
      this.setSession = function(session) {
          if (this.session == session)
              return;
          if (this.curOp) this.endOperation();
          this.curOp = {};
  
          var oldSession = this.session;
          if (oldSession) {
              this.session.removeEventListener("change", this.$onDocumentChange);
              this.session.removeEventListener("changeMode", this.$onChangeMode);
              this.session.removeEventListener("tokenizerUpdate", this.$onTokenizerUpdate);
              this.session.removeEventListener("changeTabSize", this.$onChangeTabSize);
              this.session.removeEventListener("changeWrapLimit", this.$onChangeWrapLimit);
              this.session.removeEventListener("changeWrapMode", this.$onChangeWrapMode);
              this.session.removeEventListener("onChangeFold", this.$onChangeFold);
              this.session.removeEventListener("changeFrontMarker", this.$onChangeFrontMarker);
              this.session.removeEventListener("changeBackMarker", this.$onChangeBackMarker);
              this.session.removeEventListener("changeBreakpoint", this.$onChangeBreakpoint);
              this.session.removeEventListener("changeAnnotation", this.$onChangeAnnotation);
              this.session.removeEventListener("changeOverwrite", this.$onCursorChange);
              this.session.removeEventListener("changeScrollTop", this.$onScrollTopChange);
              this.session.removeEventListener("changeScrollLeft", this.$onScrollLeftChange);
  
              var selection = this.session.getSelection();
              selection.removeEventListener("changeCursor", this.$onCursorChange);
              selection.removeEventListener("changeSelection", this.$onSelectionChange);
          }
  
          this.session = session;
          if (session) {
              this.$onDocumentChange = this.onDocumentChange.bind(this);
              session.addEventListener("change", this.$onDocumentChange);
              this.renderer.setSession(session);
      
              this.$onChangeMode = this.onChangeMode.bind(this);
              session.addEventListener("changeMode", this.$onChangeMode);
      
              this.$onTokenizerUpdate = this.onTokenizerUpdate.bind(this);
              session.addEventListener("tokenizerUpdate", this.$onTokenizerUpdate);
      
              this.$onChangeTabSize = this.renderer.onChangeTabSize.bind(this.renderer);
              session.addEventListener("changeTabSize", this.$onChangeTabSize);
      
              this.$onChangeWrapLimit = this.onChangeWrapLimit.bind(this);
              session.addEventListener("changeWrapLimit", this.$onChangeWrapLimit);
      
              this.$onChangeWrapMode = this.onChangeWrapMode.bind(this);
              session.addEventListener("changeWrapMode", this.$onChangeWrapMode);
      
              this.$onChangeFold = this.onChangeFold.bind(this);
              session.addEventListener("changeFold", this.$onChangeFold);
      
              this.$onChangeFrontMarker = this.onChangeFrontMarker.bind(this);
              this.session.addEventListener("changeFrontMarker", this.$onChangeFrontMarker);
      
              this.$onChangeBackMarker = this.onChangeBackMarker.bind(this);
              this.session.addEventListener("changeBackMarker", this.$onChangeBackMarker);
      
              this.$onChangeBreakpoint = this.onChangeBreakpoint.bind(this);
              this.session.addEventListener("changeBreakpoint", this.$onChangeBreakpoint);
      
              this.$onChangeAnnotation = this.onChangeAnnotation.bind(this);
              this.session.addEventListener("changeAnnotation", this.$onChangeAnnotation);
      
              this.$onCursorChange = this.onCursorChange.bind(this);
              this.session.addEventListener("changeOverwrite", this.$onCursorChange);
      
              this.$onScrollTopChange = this.onScrollTopChange.bind(this);
              this.session.addEventListener("changeScrollTop", this.$onScrollTopChange);
      
              this.$onScrollLeftChange = this.onScrollLeftChange.bind(this);
              this.session.addEventListener("changeScrollLeft", this.$onScrollLeftChange);
      
              this.selection = session.getSelection();
              this.selection.addEventListener("changeCursor", this.$onCursorChange);
      
              this.$onSelectionChange = this.onSelectionChange.bind(this);
              this.selection.addEventListener("changeSelection", this.$onSelectionChange);
      
              this.onChangeMode();
      
              this.$blockScrolling += 1;
              this.onCursorChange();
              this.$blockScrolling -= 1;
      
              this.onScrollTopChange();
              this.onScrollLeftChange();
              this.onSelectionChange();
              this.onChangeFrontMarker();
              this.onChangeBackMarker();
              this.onChangeBreakpoint();
              this.onChangeAnnotation();
              this.session.getUseWrapMode() && this.renderer.adjustWrapLimit();
              this.renderer.updateFull();
          } else {
              this.selection = null;
              this.renderer.setSession(session);
          }
  
          this._signal("changeSession", {
              session: session,
              oldSession: oldSession
          });
          
          this.curOp = null;
          
          oldSession && oldSession._signal("changeEditor", {oldEditor: this});
          session && session._signal("changeEditor", {editor: this});
      };
      this.getSession = function() {
          return this.session;
      };
      this.setValue = function(val, cursorPos) {
          this.session.doc.setValue(val);
  
          if (!cursorPos)
              this.selectAll();
          else if (cursorPos == 1)
              this.navigateFileEnd();
          else if (cursorPos == -1)
              this.navigateFileStart();
  
          return val;
      };
      this.getValue = function() {
          return this.session.getValue();
      };
      this.getSelection = function() {
          return this.selection;
      };
      this.resize = function(force) {
          this.renderer.onResize(force);
      };
      this.setTheme = function(theme, cb) {
          this.renderer.setTheme(theme, cb);
      };
      this.getTheme = function() {
          return this.renderer.getTheme();
      };
      this.setStyle = function(style) {
          this.renderer.setStyle(style);
      };
      this.unsetStyle = function(style) {
          this.renderer.unsetStyle(style);
      };
      this.getFontSize = function () {
          return this.getOption("fontSize") ||
             dom.computedStyle(this.container, "fontSize");
      };
      this.setFontSize = function(size) {
          this.setOption("fontSize", size);
      };
  
      this.$highlightBrackets = function() {
          if (this.session.$bracketHighlight) {
              this.session.removeMarker(this.session.$bracketHighlight);
              this.session.$bracketHighlight = null;
          }
  
          if (this.$highlightPending) {
              return;
          }
          var self = this;
          this.$highlightPending = true;
          setTimeout(function() {
              self.$highlightPending = false;
              var session = self.session;
              if (!session || !session.bgTokenizer) return;
              var pos = session.findMatchingBracket(self.getCursorPosition());
              if (pos) {
                  var range = new Range(pos.row, pos.column, pos.row, pos.column + 1);
              } else if (session.$mode.getMatching) {
                  var range = session.$mode.getMatching(self.session);
              }
              if (range)
                  session.$bracketHighlight = session.addMarker(range, "ace_bracket", "text");
          }, 50);
      };
      this.$highlightTags = function() {
          if (this.$highlightTagPending)
              return;
          var self = this;
          this.$highlightTagPending = true;
          setTimeout(function() {
              self.$highlightTagPending = false;
              
              var session = self.session;
              if (!session || !session.bgTokenizer) return;
              
              var pos = self.getCursorPosition();
              var iterator = new TokenIterator(self.session, pos.row, pos.column);
              var token = iterator.getCurrentToken();
              
              if (!token || !/\b(?:tag-open|tag-name)/.test(token.type)) {
                  session.removeMarker(session.$tagHighlight);
                  session.$tagHighlight = null;
                  return;
              }
              
              if (token.type.indexOf("tag-open") != -1) {
                  token = iterator.stepForward();
                  if (!token)
                      return;
              }
              
              var tag = token.value;
              var depth = 0;
              var prevToken = iterator.stepBackward();
              
              if (prevToken.value == '<'){
                  do {
                      prevToken = token;
                      token = iterator.stepForward();
                      
                      if (token && token.value === tag && token.type.indexOf('tag-name') !== -1) {
                          if (prevToken.value === '<'){
                              depth++;
                          } else if (prevToken.value === '</'){
                              depth--;
                          }
                      }
                      
                  } while (token && depth >= 0);
              } else {
                  do {
                      token = prevToken;
                      prevToken = iterator.stepBackward();
                      
                      if (token && token.value === tag && token.type.indexOf('tag-name') !== -1) {
                          if (prevToken.value === '<') {
                              depth++;
                          } else if (prevToken.value === '</') {
                              depth--;
                          }
                      }
                  } while (prevToken && depth <= 0);
                  iterator.stepForward();
              }
              
              if (!token) {
                  session.removeMarker(session.$tagHighlight);
                  session.$tagHighlight = null;
                  return;
              }
              
              var row = iterator.getCurrentTokenRow();
              var column = iterator.getCurrentTokenColumn();
              var range = new Range(row, column, row, column+token.value.length);
              if (session.$tagHighlight && range.compareRange(session.$backMarkers[session.$tagHighlight].range)!==0) {
                  session.removeMarker(session.$tagHighlight);
                  session.$tagHighlight = null;
              }
              
              if (range && !session.$tagHighlight)
                  session.$tagHighlight = session.addMarker(range, "ace_bracket", "text");
          }, 50);
      };
      this.focus = function() {
          var _self = this;
          setTimeout(function() {
              _self.textInput.focus();
          });
          this.textInput.focus();
      };
      this.isFocused = function() {
          return this.textInput.isFocused();
      };
      this.blur = function() {
          this.textInput.blur();
      };
      this.onFocus = function(e) {
          if (this.$isFocused)
              return;
          this.$isFocused = true;
          this.renderer.showCursor();
          this.renderer.visualizeFocus();
          this._emit("focus", e);
      };
      this.onBlur = function(e) {
          if (!this.$isFocused)
              return;
          this.$isFocused = false;
          this.renderer.hideCursor();
          this.renderer.visualizeBlur();
          this._emit("blur", e);
      };
  
      this.$cursorChange = function() {
          this.renderer.updateCursor();
      };
      this.onDocumentChange = function(delta) {
          var wrap = this.session.$useWrapMode;
          var lastRow = (delta.start.row == delta.end.row ? delta.end.row : Infinity);
          this.renderer.updateLines(delta.start.row, lastRow, wrap);
  
          this._signal("change", delta);
          this.$cursorChange();
          this.$updateHighlightActiveLine();
      };
  
      this.onTokenizerUpdate = function(e) {
          var rows = e.data;
          this.renderer.updateLines(rows.first, rows.last);
      };
  
  
      this.onScrollTopChange = function() {
          this.renderer.scrollToY(this.session.getScrollTop());
      };
  
      this.onScrollLeftChange = function() {
          this.renderer.scrollToX(this.session.getScrollLeft());
      };
      this.onCursorChange = function() {
          this.$cursorChange();
  
          if (!this.$blockScrolling) {
              config.warn("Automatically scrolling cursor into view after selection change",
                  "this will be disabled in the next version",
                  "set editor.$blockScrolling = Infinity to disable this message"
              );
              this.renderer.scrollCursorIntoView();
          }
  
          this.$highlightBrackets();
          this.$highlightTags();
          this.$updateHighlightActiveLine();
          this._signal("changeSelection");
      };
  
      this.$updateHighlightActiveLine = function() {
          var session = this.getSession();
  
          var highlight;
          if (this.$highlightActiveLine) {
              if ((this.$selectionStyle != "line" || !this.selection.isMultiLine()))
                  highlight = this.getCursorPosition();
              if (this.renderer.$maxLines && this.session.getLength() === 1 && !(this.renderer.$minLines > 1))
                  highlight = false;
          }
  
          if (session.$highlightLineMarker && !highlight) {
              session.removeMarker(session.$highlightLineMarker.id);
              session.$highlightLineMarker = null;
          } else if (!session.$highlightLineMarker && highlight) {
              var range = new Range(highlight.row, highlight.column, highlight.row, Infinity);
              range.id = session.addMarker(range, "ace_active-line", "screenLine");
              session.$highlightLineMarker = range;
          } else if (highlight) {
              session.$highlightLineMarker.start.row = highlight.row;
              session.$highlightLineMarker.end.row = highlight.row;
              session.$highlightLineMarker.start.column = highlight.column;
              session._signal("changeBackMarker");
          }
      };
  
      this.onSelectionChange = function(e) {
          var session = this.session;
  
          if (session.$selectionMarker) {
              session.removeMarker(session.$selectionMarker);
          }
          session.$selectionMarker = null;
  
          if (!this.selection.isEmpty()) {
              var range = this.selection.getRange();
              var style = this.getSelectionStyle();
              session.$selectionMarker = session.addMarker(range, "ace_selection", style);
          } else {
              this.$updateHighlightActiveLine();
          }
  
          var re = this.$highlightSelectedWord && this.$getSelectionHighLightRegexp();
          this.session.highlight(re);
  
          this._signal("changeSelection");
      };
  
      this.$getSelectionHighLightRegexp = function() {
          var session = this.session;
  
          var selection = this.getSelectionRange();
          if (selection.isEmpty() || selection.isMultiLine())
              return;
  
          var startOuter = selection.start.column - 1;
          var endOuter = selection.end.column + 1;
          var line = session.getLine(selection.start.row);
          var lineCols = line.length;
          var needle = line.substring(Math.max(startOuter, 0),
                                      Math.min(endOuter, lineCols));
          if ((startOuter >= 0 && /^[\w\d]/.test(needle)) ||
              (endOuter <= lineCols && /[\w\d]$/.test(needle)))
              return;
  
          needle = line.substring(selection.start.column, selection.end.column);
          if (!/^[\w\d]+$/.test(needle))
              return;
  
          var re = this.$search.$assembleRegExp({
              wholeWord: true,
              caseSensitive: true,
              needle: needle
          });
  
          return re;
      };
  
  
      this.onChangeFrontMarker = function() {
          this.renderer.updateFrontMarkers();
      };
  
      this.onChangeBackMarker = function() {
          this.renderer.updateBackMarkers();
      };
  
  
      this.onChangeBreakpoint = function() {
          this.renderer.updateBreakpoints();
      };
  
      this.onChangeAnnotation = function() {
          this.renderer.setAnnotations(this.session.getAnnotations());
      };
  
  
      this.onChangeMode = function(e) {
          this.renderer.updateText();
          this._emit("changeMode", e);
      };
  
  
      this.onChangeWrapLimit = function() {
          this.renderer.updateFull();
      };
  
      this.onChangeWrapMode = function() {
          this.renderer.onResize(true);
      };
  
  
      this.onChangeFold = function() {
          this.$updateHighlightActiveLine();
          this.renderer.updateFull();
      };
      this.getSelectedText = function() {
          return this.session.getTextRange(this.getSelectionRange());
      };
      this.getCopyText = function() {
          var text = this.getSelectedText();
          this._signal("copy", text);
          return text;
      };
      this.onCopy = function() {
          this.commands.exec("copy", this);
      };
      this.onCut = function() {
          this.commands.exec("cut", this);
      };
      this.onPaste = function(text, event) {
          var e = {text: text, event: event};
          this.commands.exec("paste", this, e);
      };
      
      this.$handlePaste = function(e) {
          if (typeof e == "string") 
              e = {text: e};
          this._signal("paste", e);
          var text = e.text;
          if (!this.inMultiSelectMode || this.inVirtualSelectionMode) {
              this.insert(text);
          } else {
              var lines = text.split(/\r\n|\r|\n/);
              var ranges = this.selection.rangeList.ranges;
      
              if (lines.length > ranges.length || lines.length < 2 || !lines[1])
                  return this.commands.exec("insertstring", this, text);
      
              for (var i = ranges.length; i--;) {
                  var range = ranges[i];
                  if (!range.isEmpty())
                      this.session.remove(range);
      
                  this.session.insert(range.start, lines[i]);
              }
          }
      };
  
      this.execCommand = function(command, args) {
          return this.commands.exec(command, this, args);
      };
      this.insert = function(text, pasted) {
          var session = this.session;
          var mode = session.getMode();
          var cursor = this.getCursorPosition();
  
          if (this.getBehavioursEnabled() && !pasted) {
              var transform = mode.transformAction(session.getState(cursor.row), 'insertion', this, session, text);
              if (transform) {
                  if (text !== transform.text) {
                      this.session.mergeUndoDeltas = false;
                      this.$mergeNextCommand = false;
                  }
                  text = transform.text;
  
              }
          }
          
          if (text == "\t")
              text = this.session.getTabString();
          if (!this.selection.isEmpty()) {
              var range = this.getSelectionRange();
              cursor = this.session.remove(range);
              this.clearSelection();
          }
          else if (this.session.getOverwrite()) {
              var range = new Range.fromPoints(cursor, cursor);
              range.end.column += text.length;
              this.session.remove(range);
          }
  
          if (text == "\n" || text == "\r\n") {
              var line = session.getLine(cursor.row);
              if (cursor.column > line.search(/\S|$/)) {
                  var d = line.substr(cursor.column).search(/\S|$/);
                  session.doc.removeInLine(cursor.row, cursor.column, cursor.column + d);
              }
          }
          this.clearSelection();
  
          var start = cursor.column;
          var lineState = session.getState(cursor.row);
          var line = session.getLine(cursor.row);
          var shouldOutdent = mode.checkOutdent(lineState, line, text);
          var end = session.insert(cursor, text);
  
          if (transform && transform.selection) {
              if (transform.selection.length == 2) { // Transform relative to the current column
                  this.selection.setSelectionRange(
                      new Range(cursor.row, start + transform.selection[0],
                                cursor.row, start + transform.selection[1]));
              } else { // Transform relative to the current row.
                  this.selection.setSelectionRange(
                      new Range(cursor.row + transform.selection[0],
                                transform.selection[1],
                                cursor.row + transform.selection[2],
                                transform.selection[3]));
              }
          }
  
          if (session.getDocument().isNewLine(text)) {
              var lineIndent = mode.getNextLineIndent(lineState, line.slice(0, cursor.column), session.getTabString());
  
              session.insert({row: cursor.row+1, column: 0}, lineIndent);
          }
          if (shouldOutdent)
              mode.autoOutdent(lineState, session, cursor.row);
      };
  
      this.onTextInput = function(text) {
          this.keyBinding.onTextInput(text);
      };
  
      this.onCommandKey = function(e, hashId, keyCode) {
          this.keyBinding.onCommandKey(e, hashId, keyCode);
      };
      this.setOverwrite = function(overwrite) {
          this.session.setOverwrite(overwrite);
      };
      this.getOverwrite = function() {
          return this.session.getOverwrite();
      };
      this.toggleOverwrite = function() {
          this.session.toggleOverwrite();
      };
      this.setScrollSpeed = function(speed) {
          this.setOption("scrollSpeed", speed);
      };
      this.getScrollSpeed = function() {
          return this.getOption("scrollSpeed");
      };
      this.setDragDelay = function(dragDelay) {
          this.setOption("dragDelay", dragDelay);
      };
      this.getDragDelay = function() {
          return this.getOption("dragDelay");
      };
      this.setSelectionStyle = function(val) {
          this.setOption("selectionStyle", val);
      };
      this.getSelectionStyle = function() {
          return this.getOption("selectionStyle");
      };
      this.setHighlightActiveLine = function(shouldHighlight) {
          this.setOption("highlightActiveLine", shouldHighlight);
      };
      this.getHighlightActiveLine = function() {
          return this.getOption("highlightActiveLine");
      };
      this.setHighlightGutterLine = function(shouldHighlight) {
          this.setOption("highlightGutterLine", shouldHighlight);
      };
  
      this.getHighlightGutterLine = function() {
          return this.getOption("highlightGutterLine");
      };
      this.setHighlightSelectedWord = function(shouldHighlight) {
          this.setOption("highlightSelectedWord", shouldHighlight);
      };
      this.getHighlightSelectedWord = function() {
          return this.$highlightSelectedWord;
      };
  
      this.setAnimatedScroll = function(shouldAnimate){
          this.renderer.setAnimatedScroll(shouldAnimate);
      };
  
      this.getAnimatedScroll = function(){
          return this.renderer.getAnimatedScroll();
      };
      this.setShowInvisibles = function(showInvisibles) {
          this.renderer.setShowInvisibles(showInvisibles);
      };
      this.getShowInvisibles = function() {
          return this.renderer.getShowInvisibles();
      };
  
      this.setDisplayIndentGuides = function(display) {
          this.renderer.setDisplayIndentGuides(display);
      };
  
      this.getDisplayIndentGuides = function() {
          return this.renderer.getDisplayIndentGuides();
      };
      this.setShowPrintMargin = function(showPrintMargin) {
          this.renderer.setShowPrintMargin(showPrintMargin);
      };
      this.getShowPrintMargin = function() {
          return this.renderer.getShowPrintMargin();
      };
      this.setPrintMarginColumn = function(showPrintMargin) {
          this.renderer.setPrintMarginColumn(showPrintMargin);
      };
      this.getPrintMarginColumn = function() {
          return this.renderer.getPrintMarginColumn();
      };
      this.setReadOnly = function(readOnly) {
          this.setOption("readOnly", readOnly);
      };
      this.getReadOnly = function() {
          return this.getOption("readOnly");
      };
      this.setBehavioursEnabled = function (enabled) {
          this.setOption("behavioursEnabled", enabled);
      };
      this.getBehavioursEnabled = function () {
          return this.getOption("behavioursEnabled");
      };
      this.setWrapBehavioursEnabled = function (enabled) {
          this.setOption("wrapBehavioursEnabled", enabled);
      };
      this.getWrapBehavioursEnabled = function () {
          return this.getOption("wrapBehavioursEnabled");
      };
      this.setShowFoldWidgets = function(show) {
          this.setOption("showFoldWidgets", show);
  
      };
      this.getShowFoldWidgets = function() {
          return this.getOption("showFoldWidgets");
      };
  
      this.setFadeFoldWidgets = function(fade) {
          this.setOption("fadeFoldWidgets", fade);
      };
  
      this.getFadeFoldWidgets = function() {
          return this.getOption("fadeFoldWidgets");
      };
      this.remove = function(dir) {
          if (this.selection.isEmpty()){
              if (dir == "left")
                  this.selection.selectLeft();
              else
                  this.selection.selectRight();
          }
  
          var range = this.getSelectionRange();
          if (this.getBehavioursEnabled()) {
              var session = this.session;
              var state = session.getState(range.start.row);
              var new_range = session.getMode().transformAction(state, 'deletion', this, session, range);
  
              if (range.end.column === 0) {
                  var text = session.getTextRange(range);
                  if (text[text.length - 1] == "\n") {
                      var line = session.getLine(range.end.row);
                      if (/^\s+$/.test(line)) {
                          range.end.column = line.length;
                      }
                  }
              }
              if (new_range)
                  range = new_range;
          }
  
          this.session.remove(range);
          this.clearSelection();
      };
      this.removeWordRight = function() {
          if (this.selection.isEmpty())
              this.selection.selectWordRight();
  
          this.session.remove(this.getSelectionRange());
          this.clearSelection();
      };
      this.removeWordLeft = function() {
          if (this.selection.isEmpty())
              this.selection.selectWordLeft();
  
          this.session.remove(this.getSelectionRange());
          this.clearSelection();
      };
      this.removeToLineStart = function() {
          if (this.selection.isEmpty())
              this.selection.selectLineStart();
  
          this.session.remove(this.getSelectionRange());
          this.clearSelection();
      };
      this.removeToLineEnd = function() {
          if (this.selection.isEmpty())
              this.selection.selectLineEnd();
  
          var range = this.getSelectionRange();
          if (range.start.column == range.end.column && range.start.row == range.end.row) {
              range.end.column = 0;
              range.end.row++;
          }
  
          this.session.remove(range);
          this.clearSelection();
      };
      this.splitLine = function() {
          if (!this.selection.isEmpty()) {
              this.session.remove(this.getSelectionRange());
              this.clearSelection();
          }
  
          var cursor = this.getCursorPosition();
          this.insert("\n");
          this.moveCursorToPosition(cursor);
      };
      this.transposeLetters = function() {
          if (!this.selection.isEmpty()) {
              return;
          }
  
          var cursor = this.getCursorPosition();
          var column = cursor.column;
          if (column === 0)
              return;
  
          var line = this.session.getLine(cursor.row);
          var swap, range;
          if (column < line.length) {
              swap = line.charAt(column) + line.charAt(column-1);
              range = new Range(cursor.row, column-1, cursor.row, column+1);
          }
          else {
              swap = line.charAt(column-1) + line.charAt(column-2);
              range = new Range(cursor.row, column-2, cursor.row, column);
          }
          this.session.replace(range, swap);
      };
      this.toLowerCase = function() {
          var originalRange = this.getSelectionRange();
          if (this.selection.isEmpty()) {
              this.selection.selectWord();
          }
  
          var range = this.getSelectionRange();
          var text = this.session.getTextRange(range);
          this.session.replace(range, text.toLowerCase());
          this.selection.setSelectionRange(originalRange);
      };
      this.toUpperCase = function() {
          var originalRange = this.getSelectionRange();
          if (this.selection.isEmpty()) {
              this.selection.selectWord();
          }
  
          var range = this.getSelectionRange();
          var text = this.session.getTextRange(range);
          this.session.replace(range, text.toUpperCase());
          this.selection.setSelectionRange(originalRange);
      };
      this.indent = function() {
          var session = this.session;
          var range = this.getSelectionRange();
  
          if (range.start.row < range.end.row) {
              var rows = this.$getSelectedRows();
              session.indentRows(rows.first, rows.last, "\t");
              return;
          } else if (range.start.column < range.end.column) {
              var text = session.getTextRange(range);
              if (!/^\s+$/.test(text)) {
                  var rows = this.$getSelectedRows();
                  session.indentRows(rows.first, rows.last, "\t");
                  return;
              }
          }
          
          var line = session.getLine(range.start.row);
          var position = range.start;
          var size = session.getTabSize();
          var column = session.documentToScreenColumn(position.row, position.column);
  
          if (this.session.getUseSoftTabs()) {
              var count = (size - column % size);
              var indentString = lang.stringRepeat(" ", count);
          } else {
              var count = column % size;
              while (line[range.start.column] == " " && count) {
                  range.start.column--;
                  count--;
              }
              this.selection.setSelectionRange(range);
              indentString = "\t";
          }
          return this.insert(indentString);
      };
      this.blockIndent = function() {
          var rows = this.$getSelectedRows();
          this.session.indentRows(rows.first, rows.last, "\t");
      };
      this.blockOutdent = function() {
          var selection = this.session.getSelection();
          this.session.outdentRows(selection.getRange());
      };
      this.sortLines = function() {
          var rows = this.$getSelectedRows();
          var session = this.session;
  
          var lines = [];
          for (i = rows.first; i <= rows.last; i++)
              lines.push(session.getLine(i));
  
          lines.sort(function(a, b) {
              if (a.toLowerCase() < b.toLowerCase()) return -1;
              if (a.toLowerCase() > b.toLowerCase()) return 1;
              return 0;
          });
  
          var deleteRange = new Range(0, 0, 0, 0);
          for (var i = rows.first; i <= rows.last; i++) {
              var line = session.getLine(i);
              deleteRange.start.row = i;
              deleteRange.end.row = i;
              deleteRange.end.column = line.length;
              session.replace(deleteRange, lines[i-rows.first]);
          }
      };
      this.toggleCommentLines = function() {
          var state = this.session.getState(this.getCursorPosition().row);
          var rows = this.$getSelectedRows();
          this.session.getMode().toggleCommentLines(state, this.session, rows.first, rows.last);
      };
  
      this.toggleBlockComment = function() {
          var cursor = this.getCursorPosition();
          var state = this.session.getState(cursor.row);
          var range = this.getSelectionRange();
          this.session.getMode().toggleBlockComment(state, this.session, range, cursor);
      };
      this.getNumberAt = function(row, column) {
          var _numberRx = /[\-]?[0-9]+(?:\.[0-9]+)?/g;
          _numberRx.lastIndex = 0;
  
          var s = this.session.getLine(row);
          while (_numberRx.lastIndex < column) {
              var m = _numberRx.exec(s);
              if(m.index <= column && m.index+m[0].length >= column){
                  var number = {
                      value: m[0],
                      start: m.index,
                      end: m.index+m[0].length
                  };
                  return number;
              }
          }
          return null;
      };
      this.modifyNumber = function(amount) {
          var row = this.selection.getCursor().row;
          var column = this.selection.getCursor().column;
          var charRange = new Range(row, column-1, row, column);
  
          var c = this.session.getTextRange(charRange);
          if (!isNaN(parseFloat(c)) && isFinite(c)) {
              var nr = this.getNumberAt(row, column);
              if (nr) {
                  var fp = nr.value.indexOf(".") >= 0 ? nr.start + nr.value.indexOf(".") + 1 : nr.end;
                  var decimals = nr.start + nr.value.length - fp;
  
                  var t = parseFloat(nr.value);
                  t *= Math.pow(10, decimals);
  
  
                  if(fp !== nr.end && column < fp){
                      amount *= Math.pow(10, nr.end - column - 1);
                  } else {
                      amount *= Math.pow(10, nr.end - column);
                  }
  
                  t += amount;
                  t /= Math.pow(10, decimals);
                  var nnr = t.toFixed(decimals);
                  var replaceRange = new Range(row, nr.start, row, nr.end);
                  this.session.replace(replaceRange, nnr);
                  this.moveCursorTo(row, Math.max(nr.start +1, column + nnr.length - nr.value.length));
  
              }
          }
      };
      this.removeLines = function() {
          var rows = this.$getSelectedRows();
          this.session.removeFullLines(rows.first, rows.last);
          this.clearSelection();
      };
  
      this.duplicateSelection = function() {
          var sel = this.selection;
          var doc = this.session;
          var range = sel.getRange();
          var reverse = sel.isBackwards();
          if (range.isEmpty()) {
              var row = range.start.row;
              doc.duplicateLines(row, row);
          } else {
              var point = reverse ? range.start : range.end;
              var endPoint = doc.insert(point, doc.getTextRange(range), false);
              range.start = point;
              range.end = endPoint;
  
              sel.setSelectionRange(range, reverse);
          }
      };
      this.moveLinesDown = function() {
          this.$moveLines(1, false);
      };
      this.moveLinesUp = function() {
          this.$moveLines(-1, false);
      };
      this.moveText = function(range, toPosition, copy) {
          return this.session.moveText(range, toPosition, copy);
      };
      this.copyLinesUp = function() {
          this.$moveLines(-1, true);
      };
      this.copyLinesDown = function() {
          this.$moveLines(1, true);
      };
      this.$moveLines = function(dir, copy) {
          var rows, moved;
          var selection = this.selection;
          if (!selection.inMultiSelectMode || this.inVirtualSelectionMode) {
              var range = selection.toOrientedRange();
              rows = this.$getSelectedRows(range);
              moved = this.session.$moveLines(rows.first, rows.last, copy ? 0 : dir);
              if (copy && dir == -1) moved = 0;
              range.moveBy(moved, 0);
              selection.fromOrientedRange(range);
          } else {
              var ranges = selection.rangeList.ranges;
              selection.rangeList.detach(this.session);
              this.inVirtualSelectionMode = true;
              
              var diff = 0;
              var totalDiff = 0;
              var l = ranges.length;
              for (var i = 0; i < l; i++) {
                  var rangeIndex = i;
                  ranges[i].moveBy(diff, 0);
                  rows = this.$getSelectedRows(ranges[i]);
                  var first = rows.first;
                  var last = rows.last;
                  while (++i < l) {
                      if (totalDiff) ranges[i].moveBy(totalDiff, 0);
                      var subRows = this.$getSelectedRows(ranges[i]);
                      if (copy && subRows.first != last)
                          break;
                      else if (!copy && subRows.first > last + 1)
                          break;
                      last = subRows.last;
                  }
                  i--;
                  diff = this.session.$moveLines(first, last, copy ? 0 : dir);
                  if (copy && dir == -1) rangeIndex = i + 1;
                  while (rangeIndex <= i) {
                      ranges[rangeIndex].moveBy(diff, 0);
                      rangeIndex++;
                  }
                  if (!copy) diff = 0;
                  totalDiff += diff;
              }
              
              selection.fromOrientedRange(selection.ranges[0]);
              selection.rangeList.attach(this.session);
              this.inVirtualSelectionMode = false;
          }
      };
      this.$getSelectedRows = function(range) {
          range = (range || this.getSelectionRange()).collapseRows();
  
          return {
              first: this.session.getRowFoldStart(range.start.row),
              last: this.session.getRowFoldEnd(range.end.row)
          };
      };
  
      this.onCompositionStart = function(text) {
          this.renderer.showComposition(this.getCursorPosition());
      };
  
      this.onCompositionUpdate = function(text) {
          this.renderer.setCompositionText(text);
      };
  
      this.onCompositionEnd = function() {
          this.renderer.hideComposition();
      };
      this.getFirstVisibleRow = function() {
          return this.renderer.getFirstVisibleRow();
      };
      this.getLastVisibleRow = function() {
          return this.renderer.getLastVisibleRow();
      };
      this.isRowVisible = function(row) {
          return (row >= this.getFirstVisibleRow() && row <= this.getLastVisibleRow());
      };
      this.isRowFullyVisible = function(row) {
          return (row >= this.renderer.getFirstFullyVisibleRow() && row <= this.renderer.getLastFullyVisibleRow());
      };
      this.$getVisibleRowCount = function() {
          return this.renderer.getScrollBottomRow() - this.renderer.getScrollTopRow() + 1;
      };
  
      this.$moveByPage = function(dir, select) {
          var renderer = this.renderer;
          var config = this.renderer.layerConfig;
          var rows = dir * Math.floor(config.height / config.lineHeight);
  
          this.$blockScrolling++;
          if (select === true) {
              this.selection.$moveSelection(function(){
                  this.moveCursorBy(rows, 0);
              });
          } else if (select === false) {
              this.selection.moveCursorBy(rows, 0);
              this.selection.clearSelection();
          }
          this.$blockScrolling--;
  
          var scrollTop = renderer.scrollTop;
  
          renderer.scrollBy(0, rows * config.lineHeight);
          if (select != null)
              renderer.scrollCursorIntoView(null, 0.5);
  
          renderer.animateScrolling(scrollTop);
      };
      this.selectPageDown = function() {
          this.$moveByPage(1, true);
      };
      this.selectPageUp = function() {
          this.$moveByPage(-1, true);
      };
      this.gotoPageDown = function() {
         this.$moveByPage(1, false);
      };
      this.gotoPageUp = function() {
          this.$moveByPage(-1, false);
      };
      this.scrollPageDown = function() {
          this.$moveByPage(1);
      };
      this.scrollPageUp = function() {
          this.$moveByPage(-1);
      };
      this.scrollToRow = function(row) {
          this.renderer.scrollToRow(row);
      };
      this.scrollToLine = function(line, center, animate, callback) {
          this.renderer.scrollToLine(line, center, animate, callback);
      };
      this.centerSelection = function() {
          var range = this.getSelectionRange();
          var pos = {
              row: Math.floor(range.start.row + (range.end.row - range.start.row) / 2),
              column: Math.floor(range.start.column + (range.end.column - range.start.column) / 2)
          };
          this.renderer.alignCursor(pos, 0.5);
      };
      this.getCursorPosition = function() {
          return this.selection.getCursor();
      };
      this.getCursorPositionScreen = function() {
          return this.session.documentToScreenPosition(this.getCursorPosition());
      };
      this.getSelectionRange = function() {
          return this.selection.getRange();
      };
      this.selectAll = function() {
          this.$blockScrolling += 1;
          this.selection.selectAll();
          this.$blockScrolling -= 1;
      };
      this.clearSelection = function() {
          this.selection.clearSelection();
      };
      this.moveCursorTo = function(row, column) {
          this.selection.moveCursorTo(row, column);
      };
      this.moveCursorToPosition = function(pos) {
          this.selection.moveCursorToPosition(pos);
      };
      this.jumpToMatching = function(select, expand) {
          var cursor = this.getCursorPosition();
          var iterator = new TokenIterator(this.session, cursor.row, cursor.column);
          var prevToken = iterator.getCurrentToken();
          var token = prevToken || iterator.stepForward();
  
          if (!token) return;
          var matchType;
          var found = false;
          var depth = {};
          var i = cursor.column - token.start;
          var bracketType;
          var brackets = {
              ")": "(",
              "(": "(",
              "]": "[",
              "[": "[",
              "{": "{",
              "}": "{"
          };
          
          do {
              if (token.value.match(/[{}()\[\]]/g)) {
                  for (; i < token.value.length && !found; i++) {
                      if (!brackets[token.value[i]]) {
                          continue;
                      }
  
                      bracketType = brackets[token.value[i]] + '.' + token.type.replace("rparen", "lparen");
  
                      if (isNaN(depth[bracketType])) {
                          depth[bracketType] = 0;
                      }
  
                      switch (token.value[i]) {
                          case '(':
                          case '[':
                          case '{':
                              depth[bracketType]++;
                              break;
                          case ')':
                          case ']':
                          case '}':
                              depth[bracketType]--;
  
                              if (depth[bracketType] === -1) {
                                  matchType = 'bracket';
                                  found = true;
                              }
                          break;
                      }
                  }
              }
              else if (token && token.type.indexOf('tag-name') !== -1) {
                  if (isNaN(depth[token.value])) {
                      depth[token.value] = 0;
                  }
                  
                  if (prevToken.value === '<') {
                      depth[token.value]++;
                  }
                  else if (prevToken.value === '</') {
                      depth[token.value]--;
                  }
                  
                  if (depth[token.value] === -1) {
                      matchType = 'tag';
                      found = true;
                  }
              }
  
              if (!found) {
                  prevToken = token;
                  token = iterator.stepForward();
                  i = 0;
              }
          } while (token && !found);
          if (!matchType)
              return;
  
          var range, pos;
          if (matchType === 'bracket') {
              range = this.session.getBracketRange(cursor);
              if (!range) {
                  range = new Range(
                      iterator.getCurrentTokenRow(),
                      iterator.getCurrentTokenColumn() + i - 1,
                      iterator.getCurrentTokenRow(),
                      iterator.getCurrentTokenColumn() + i - 1
                  );
                  pos = range.start;
                  if (expand || pos.row === cursor.row && Math.abs(pos.column - cursor.column) < 2)
                      range = this.session.getBracketRange(pos);
              }
          }
          else if (matchType === 'tag') {
              if (token && token.type.indexOf('tag-name') !== -1) 
                  var tag = token.value;
              else
                  return;
  
              range = new Range(
                  iterator.getCurrentTokenRow(),
                  iterator.getCurrentTokenColumn() - 2,
                  iterator.getCurrentTokenRow(),
                  iterator.getCurrentTokenColumn() - 2
              );
              if (range.compare(cursor.row, cursor.column) === 0) {
                  found = false;
                  do {
                      token = prevToken;
                      prevToken = iterator.stepBackward();
                      
                      if (prevToken) {
                          if (prevToken.type.indexOf('tag-close') !== -1) {
                              range.setEnd(iterator.getCurrentTokenRow(), iterator.getCurrentTokenColumn() + 1);
                          }
  
                          if (token.value === tag && token.type.indexOf('tag-name') !== -1) {
                              if (prevToken.value === '<') {
                                  depth[tag]++;
                              }
                              else if (prevToken.value === '</') {
                                  depth[tag]--;
                              }
                              
                              if (depth[tag] === 0)
                                  found = true;
                          }
                      }
                  } while (prevToken && !found);
              }
              if (token && token.type.indexOf('tag-name')) {
                  pos = range.start;
                  if (pos.row == cursor.row && Math.abs(pos.column - cursor.column) < 2)
                      pos = range.end;
              }
          }
  
          pos = range && range.cursor || pos;
          if (pos) {
              if (select) {
                  if (range && expand) {
                      this.selection.setRange(range);
                  } else if (range && range.isEqual(this.getSelectionRange())) {
                      this.clearSelection();
                  } else {
                      this.selection.selectTo(pos.row, pos.column);
                  }
              } else {
                  this.selection.moveTo(pos.row, pos.column);
              }
          }
      };
      this.gotoLine = function(lineNumber, column, animate) {
          this.selection.clearSelection();
          this.session.unfold({row: lineNumber - 1, column: column || 0});
  
          this.$blockScrolling += 1;
          this.exitMultiSelectMode && this.exitMultiSelectMode();
          this.moveCursorTo(lineNumber - 1, column || 0);
          this.$blockScrolling -= 1;
  
          if (!this.isRowFullyVisible(lineNumber - 1))
              this.scrollToLine(lineNumber - 1, true, animate);
      };
      this.navigateTo = function(row, column) {
          this.selection.moveTo(row, column);
      };
      this.navigateUp = function(times) {
          if (this.selection.isMultiLine() && !this.selection.isBackwards()) {
              var selectionStart = this.selection.anchor.getPosition();
              return this.moveCursorToPosition(selectionStart);
          }
          this.selection.clearSelection();
          this.selection.moveCursorBy(-times || -1, 0);
      };
      this.navigateDown = function(times) {
          if (this.selection.isMultiLine() && this.selection.isBackwards()) {
              var selectionEnd = this.selection.anchor.getPosition();
              return this.moveCursorToPosition(selectionEnd);
          }
          this.selection.clearSelection();
          this.selection.moveCursorBy(times || 1, 0);
      };
      this.navigateLeft = function(times) {
          if (!this.selection.isEmpty()) {
              var selectionStart = this.getSelectionRange().start;
              this.moveCursorToPosition(selectionStart);
          }
          else {
              times = times || 1;
              while (times--) {
                  this.selection.moveCursorLeft();
              }
          }
          this.clearSelection();
      };
      this.navigateRight = function(times) {
          if (!this.selection.isEmpty()) {
              var selectionEnd = this.getSelectionRange().end;
              this.moveCursorToPosition(selectionEnd);
          }
          else {
              times = times || 1;
              while (times--) {
                  this.selection.moveCursorRight();
              }
          }
          this.clearSelection();
      };
      this.navigateLineStart = function() {
          this.selection.moveCursorLineStart();
          this.clearSelection();
      };
      this.navigateLineEnd = function() {
          this.selection.moveCursorLineEnd();
          this.clearSelection();
      };
      this.navigateFileEnd = function() {
          this.selection.moveCursorFileEnd();
          this.clearSelection();
      };
      this.navigateFileStart = function() {
          this.selection.moveCursorFileStart();
          this.clearSelection();
      };
      this.navigateWordRight = function() {
          this.selection.moveCursorWordRight();
          this.clearSelection();
      };
      this.navigateWordLeft = function() {
          this.selection.moveCursorWordLeft();
          this.clearSelection();
      };
      this.replace = function(replacement, options) {
          if (options)
              this.$search.set(options);
  
          var range = this.$search.find(this.session);
          var replaced = 0;
          if (!range)
              return replaced;
  
          if (this.$tryReplace(range, replacement)) {
              replaced = 1;
          }
          if (range !== null) {
              this.selection.setSelectionRange(range);
              this.renderer.scrollSelectionIntoView(range.start, range.end);
          }
  
          return replaced;
      };
      this.replaceAll = function(replacement, options) {
          if (options) {
              this.$search.set(options);
          }
  
          var ranges = this.$search.findAll(this.session);
          var replaced = 0;
          if (!ranges.length)
              return replaced;
  
          this.$blockScrolling += 1;
  
          var selection = this.getSelectionRange();
          this.selection.moveTo(0, 0);
  
          for (var i = ranges.length - 1; i >= 0; --i) {
              if(this.$tryReplace(ranges[i], replacement)) {
                  replaced++;
              }
          }
  
          this.selection.setSelectionRange(selection);
          this.$blockScrolling -= 1;
  
          return replaced;
      };
  
      this.$tryReplace = function(range, replacement) {
          var input = this.session.getTextRange(range);
          replacement = this.$search.replace(input, replacement);
          if (replacement !== null) {
              range.end = this.session.replace(range, replacement);
              return range;
          } else {
              return null;
          }
      };
      this.getLastSearchOptions = function() {
          return this.$search.getOptions();
      };
      this.find = function(needle, options, animate) {
          if (!options)
              options = {};
  
          if (typeof needle == "string" || needle instanceof RegExp)
              options.needle = needle;
          else if (typeof needle == "object")
              oop.mixin(options, needle);
  
          var range = this.selection.getRange();
          if (options.needle == null) {
              needle = this.session.getTextRange(range)
                  || this.$search.$options.needle;
              if (!needle) {
                  range = this.session.getWordRange(range.start.row, range.start.column);
                  needle = this.session.getTextRange(range);
              }
              this.$search.set({needle: needle});
          }
  
          this.$search.set(options);
          if (!options.start)
              this.$search.set({start: range});
  
          var newRange = this.$search.find(this.session);
          if (options.preventScroll)
              return newRange;
          if (newRange) {
              this.revealRange(newRange, animate);
              return newRange;
          }
          if (options.backwards)
              range.start = range.end;
          else
              range.end = range.start;
          this.selection.setRange(range);
      };
      this.findNext = function(options, animate) {
          this.find({skipCurrent: true, backwards: false}, options, animate);
      };
      this.findPrevious = function(options, animate) {
          this.find(options, {skipCurrent: true, backwards: true}, animate);
      };
  
      this.revealRange = function(range, animate) {
          this.$blockScrolling += 1;
          this.session.unfold(range);
          this.selection.setSelectionRange(range);
          this.$blockScrolling -= 1;
  
          var scrollTop = this.renderer.scrollTop;
          this.renderer.scrollSelectionIntoView(range.start, range.end, 0.5);
          if (animate !== false)
              this.renderer.animateScrolling(scrollTop);
      };
      this.undo = function() {
          this.$blockScrolling++;
          this.session.getUndoManager().undo();
          this.$blockScrolling--;
          this.renderer.scrollCursorIntoView(null, 0.5);
      };
      this.redo = function() {
          this.$blockScrolling++;
          this.session.getUndoManager().redo();
          this.$blockScrolling--;
          this.renderer.scrollCursorIntoView(null, 0.5);
      };
      this.destroy = function() {
          this.renderer.destroy();
          this._signal("destroy", this);
          if (this.session) {
              this.session.destroy();
          }
      };
      this.setAutoScrollEditorIntoView = function(enable) {
          if (!enable)
              return;
          var rect;
          var self = this;
          var shouldScroll = false;
          if (!this.$scrollAnchor)
              this.$scrollAnchor = document.createElement("div");
          var scrollAnchor = this.$scrollAnchor;
          scrollAnchor.style.cssText = "position:absolute";
          this.container.insertBefore(scrollAnchor, this.container.firstChild);
          var onChangeSelection = this.on("changeSelection", function() {
              shouldScroll = true;
          });
          var onBeforeRender = this.renderer.on("beforeRender", function() {
              if (shouldScroll)
                  rect = self.renderer.container.getBoundingClientRect();
          });
          var onAfterRender = this.renderer.on("afterRender", function() {
              if (shouldScroll && rect && (self.isFocused()
                  || self.searchBox && self.searchBox.isFocused())
              ) {
                  var renderer = self.renderer;
                  var pos = renderer.$cursorLayer.$pixelPos;
                  var config = renderer.layerConfig;
                  var top = pos.top - config.offset;
                  if (pos.top >= 0 && top + rect.top < 0) {
                      shouldScroll = true;
                  } else if (pos.top < config.height &&
                      pos.top + rect.top + config.lineHeight > window.innerHeight) {
                      shouldScroll = false;
                  } else {
                      shouldScroll = null;
                  }
                  if (shouldScroll != null) {
                      scrollAnchor.style.top = top + "px";
                      scrollAnchor.style.left = pos.left + "px";
                      scrollAnchor.style.height = config.lineHeight + "px";
                      scrollAnchor.scrollIntoView(shouldScroll);
                  }
                  shouldScroll = rect = null;
              }
          });
          this.setAutoScrollEditorIntoView = function(enable) {
              if (enable)
                  return;
              delete this.setAutoScrollEditorIntoView;
              this.removeEventListener("changeSelection", onChangeSelection);
              this.renderer.removeEventListener("afterRender", onAfterRender);
              this.renderer.removeEventListener("beforeRender", onBeforeRender);
          };
      };
  
  
      this.$resetCursorStyle = function() {
          var style = this.$cursorStyle || "ace";
          var cursorLayer = this.renderer.$cursorLayer;
          if (!cursorLayer)
              return;
          cursorLayer.setSmoothBlinking(/smooth/.test(style));
          cursorLayer.isBlinking = !this.$readOnly && style != "wide";
          dom.setCssClass(cursorLayer.element, "ace_slim-cursors", /slim/.test(style));
      };
  
  }).call(Editor.prototype);
  
  
  
  config.defineOptions(Editor.prototype, "editor", {
      selectionStyle: {
          set: function(style) {
              this.onSelectionChange();
              this._signal("changeSelectionStyle", {data: style});
          },
          initialValue: "line"
      },
      highlightActiveLine: {
          set: function() {this.$updateHighlightActiveLine();},
          initialValue: true
      },
      highlightSelectedWord: {
          set: function(shouldHighlight) {this.$onSelectionChange();},
          initialValue: true
      },
      readOnly: {
          set: function(readOnly) {
              this.$resetCursorStyle(); 
          },
          initialValue: false
      },
      cursorStyle: {
          set: function(val) { this.$resetCursorStyle(); },
          values: ["ace", "slim", "smooth", "wide"],
          initialValue: "ace"
      },
      mergeUndoDeltas: {
          values: [false, true, "always"],
          initialValue: true
      },
      behavioursEnabled: {initialValue: true},
      wrapBehavioursEnabled: {initialValue: true},
      autoScrollEditorIntoView: {
          set: function(val) {this.setAutoScrollEditorIntoView(val)}
      },
  
      hScrollBarAlwaysVisible: "renderer",
      vScrollBarAlwaysVisible: "renderer",
      highlightGutterLine: "renderer",
      animatedScroll: "renderer",
      showInvisibles: "renderer",
      showPrintMargin: "renderer",
      printMarginColumn: "renderer",
      printMargin: "renderer",
      fadeFoldWidgets: "renderer",
      showFoldWidgets: "renderer",
      showLineNumbers: "renderer",
      showGutter: "renderer",
      displayIndentGuides: "renderer",
      fontSize: "renderer",
      fontFamily: "renderer",
      maxLines: "renderer",
      minLines: "renderer",
      scrollPastEnd: "renderer",
      fixedWidthGutter: "renderer",
      theme: "renderer",
  
      scrollSpeed: "$mouseHandler",
      dragDelay: "$mouseHandler",
      dragEnabled: "$mouseHandler",
      focusTimout: "$mouseHandler",
      tooltipFollowsMouse: "$mouseHandler",
  
      firstLineNumber: "session",
      overwrite: "session",
      newLineMode: "session",
      useWorker: "session",
      useSoftTabs: "session",
      tabSize: "session",
      wrap: "session",
      indentedSoftWrap: "session",
      foldStyle: "session",
      mode: "session"
  });
  
  exports.Editor = Editor;
  });
  
  ace.define("ace/undomanager",["require","exports","module"], function(require, exports, module) {
  "use strict";
  var UndoManager = function() {
      this.reset();
  };
  
  (function() {
      this.execute = function(options) {
          var deltaSets = options.args[0];
          this.$doc  = options.args[1];
          if (options.merge && this.hasUndo()){
              this.dirtyCounter--;
              deltaSets = this.$undoStack.pop().concat(deltaSets);
          }
          this.$undoStack.push(deltaSets);
          this.$redoStack = [];
          if (this.dirtyCounter < 0) {
              this.dirtyCounter = NaN;
          }
          this.dirtyCounter++;
      };
      this.undo = function(dontSelect) {
          var deltaSets = this.$undoStack.pop();
          var undoSelectionRange = null;
          if (deltaSets) {
              undoSelectionRange = this.$doc.undoChanges(this.$deserializeDeltas(deltaSets), dontSelect);
              this.$redoStack.push(deltaSets);
              this.dirtyCounter--;
          }
  
          return undoSelectionRange;
      };
      this.redo = function(dontSelect) {
          var deltaSets = this.$redoStack.pop();
          var redoSelectionRange = null;
          if (deltaSets) {
              redoSelectionRange =
                  this.$doc.redoChanges(this.$deserializeDeltas(deltaSets), dontSelect);
              this.$undoStack.push(deltaSets);
              this.dirtyCounter++;
          }
          return redoSelectionRange;
      };
      this.reset = function() {
          this.$undoStack = [];
          this.$redoStack = [];
          this.dirtyCounter = 0;
      };
      this.hasUndo = function() {
          return this.$undoStack.length > 0;
      };
      this.hasRedo = function() {
          return this.$redoStack.length > 0;
      };
      this.markClean = function() {
          this.dirtyCounter = 0;
      };
      this.isClean = function() {
          return this.dirtyCounter === 0;
      };
      this.$serializeDeltas = function(deltaSets) {
          return cloneDeltaSetsObj(deltaSets, $serializeDelta);
      };
      this.$deserializeDeltas = function(deltaSets) {
          return cloneDeltaSetsObj(deltaSets, $deserializeDelta);
      };
      
      function $serializeDelta(delta){
          return {
              action: delta.action,
              start: delta.start,
              end: delta.end,
              lines: delta.lines.length == 1 ? null : delta.lines,
              text: delta.lines.length == 1 ? delta.lines[0] : null,
          };
      }
          
      function $deserializeDelta(delta) {
          return {
              action: delta.action,
              start: delta.start,
              end: delta.end,
              lines: delta.lines || [delta.text]
          };
      }
      
      function cloneDeltaSetsObj(deltaSets_old, fnGetModifiedDelta) {
          var deltaSets_new = new Array(deltaSets_old.length);
          for (var i = 0; i < deltaSets_old.length; i++) {
              var deltaSet_old = deltaSets_old[i];
              var deltaSet_new = { group: deltaSet_old.group, deltas: new Array(deltaSet_old.length)};
              
              for (var j = 0; j < deltaSet_old.deltas.length; j++) {
                  var delta_old = deltaSet_old.deltas[j];
                  deltaSet_new.deltas[j] = fnGetModifiedDelta(delta_old);
              }
              
              deltaSets_new[i] = deltaSet_new;
          }
          return deltaSets_new;
      }
      
  }).call(UndoManager.prototype);
  
  exports.UndoManager = UndoManager;
  });
  
  ace.define("ace/layer/gutter",["require","exports","module","ace/lib/dom","ace/lib/oop","ace/lib/lang","ace/lib/event_emitter"], function(require, exports, module) {
  "use strict";
  
  var dom = require("../lib/dom");
  var oop = require("../lib/oop");
  var lang = require("../lib/lang");
  var EventEmitter = require("../lib/event_emitter").EventEmitter;
  
  var Gutter = function(parentEl) {
      this.element = dom.createElement("div");
      this.element.className = "ace_layer ace_gutter-layer";
      parentEl.appendChild(this.element);
      this.setShowFoldWidgets(this.$showFoldWidgets);
      
      this.gutterWidth = 0;
  
      this.$annotations = [];
      this.$updateAnnotations = this.$updateAnnotations.bind(this);
  
      this.$cells = [];
  };
  
  (function() {
  
      oop.implement(this, EventEmitter);
  
      this.setSession = function(session) {
          if (this.session)
              this.session.removeEventListener("change", this.$updateAnnotations);
          this.session = session;
          if (session)
              session.on("change", this.$updateAnnotations);
      };
  
      this.addGutterDecoration = function(row, className){
          if (window.console)
              console.warn && console.warn("deprecated use session.addGutterDecoration");
          this.session.addGutterDecoration(row, className);
      };
  
      this.removeGutterDecoration = function(row, className){
          if (window.console)
              console.warn && console.warn("deprecated use session.removeGutterDecoration");
          this.session.removeGutterDecoration(row, className);
      };
  
      this.setAnnotations = function(annotations) {
          this.$annotations = [];
          for (var i = 0; i < annotations.length; i++) {
              var annotation = annotations[i];
              var row = annotation.row;
              var rowInfo = this.$annotations[row];
              if (!rowInfo)
                  rowInfo = this.$annotations[row] = {text: []};
             
              var annoText = annotation.text;
              annoText = annoText ? lang.escapeHTML(annoText) : annotation.html || "";
  
              if (rowInfo.text.indexOf(annoText) === -1)
                  rowInfo.text.push(annoText);
  
              var type = annotation.type;
              if (type == "error")
                  rowInfo.className = " ace_error";
              else if (type == "warning" && rowInfo.className != " ace_error")
                  rowInfo.className = " ace_warning";
              else if (type == "info" && (!rowInfo.className))
                  rowInfo.className = " ace_info";
          }
      };
  
      this.$updateAnnotations = function (delta) {
          if (!this.$annotations.length)
              return;
          var firstRow = delta.start.row;
          var len = delta.end.row - firstRow;
          if (len === 0) {
          } else if (delta.action == 'remove') {
              this.$annotations.splice(firstRow, len + 1, null);
          } else {
              var args = new Array(len + 1);
              args.unshift(firstRow, 1);
              this.$annotations.splice.apply(this.$annotations, args);
          }
      };
  
      this.update = function(config) {
          var session = this.session;
          var firstRow = config.firstRow;
          var lastRow = Math.min(config.lastRow + config.gutterOffset,  // needed to compensate for hor scollbar
              session.getLength() - 1);
          var fold = session.getNextFoldLine(firstRow);
          var foldStart = fold ? fold.start.row : Infinity;
          var foldWidgets = this.$showFoldWidgets && session.foldWidgets;
          var breakpoints = session.$breakpoints;
          var decorations = session.$decorations;
          var firstLineNumber = session.$firstLineNumber;
          var lastLineNumber = 0;
          
          var gutterRenderer = session.gutterRenderer || this.$renderer;
  
          var cell = null;
          var index = -1;
          var row = firstRow;
          while (true) {
              if (row > foldStart) {
                  row = fold.end.row + 1;
                  fold = session.getNextFoldLine(row, fold);
                  foldStart = fold ? fold.start.row : Infinity;
              }
              if (row > lastRow) {
                  while (this.$cells.length > index + 1) {
                      cell = this.$cells.pop();
                      this.element.removeChild(cell.element);
                  }
                  break;
              }
  
              cell = this.$cells[++index];
              if (!cell) {
                  cell = {element: null, textNode: null, foldWidget: null};
                  cell.element = dom.createElement("div");
                  cell.textNode = document.createTextNode('');
                  cell.element.appendChild(cell.textNode);
                  this.element.appendChild(cell.element);
                  this.$cells[index] = cell;
              }
  
              var className = "ace_gutter-cell ";
              if (breakpoints[row])
                  className += breakpoints[row];
              if (decorations[row])
                  className += decorations[row];
              if (this.$annotations[row])
                  className += this.$annotations[row].className;
              if (cell.element.className != className)
                  cell.element.className = className;
  
              var height = session.getRowLength(row) * config.lineHeight + "px";
              if (height != cell.element.style.height)
                  cell.element.style.height = height;
  
              if (foldWidgets) {
                  var c = foldWidgets[row];
                  if (c == null)
                      c = foldWidgets[row] = session.getFoldWidget(row);
              }
  
              if (c) {
                  if (!cell.foldWidget) {
                      cell.foldWidget = dom.createElement("span");
                      cell.element.appendChild(cell.foldWidget);
                  }
                  var className = "ace_fold-widget ace_" + c;
                  if (c == "start" && row == foldStart && row < fold.end.row)
                      className += " ace_closed";
                  else
                      className += " ace_open";
                  if (cell.foldWidget.className != className)
                      cell.foldWidget.className = className;
  
                  var height = config.lineHeight + "px";
                  if (cell.foldWidget.style.height != height)
                      cell.foldWidget.style.height = height;
              } else {
                  if (cell.foldWidget) {
                      cell.element.removeChild(cell.foldWidget);
                      cell.foldWidget = null;
                  }
              }
              
              var text = lastLineNumber = gutterRenderer
                  ? gutterRenderer.getText(session, row)
                  : row + firstLineNumber;
              if (text != cell.textNode.data)
                  cell.textNode.data = text;
  
              row++;
          }
  
          this.element.style.height = config.minHeight + "px";
  
          if (this.$fixedWidth || session.$useWrapMode)
              lastLineNumber = session.getLength() + firstLineNumber;
  
          var gutterWidth = gutterRenderer 
              ? gutterRenderer.getWidth(session, lastLineNumber, config)
              : lastLineNumber.toString().length * config.characterWidth;
          
          var padding = this.$padding || this.$computePadding();
          gutterWidth += padding.left + padding.right;
          if (gutterWidth !== this.gutterWidth && !isNaN(gutterWidth)) {
              this.gutterWidth = gutterWidth;
              this.element.style.width = Math.ceil(this.gutterWidth) + "px";
              this._emit("changeGutterWidth", gutterWidth);
          }
      };
  
      this.$fixedWidth = false;
      
      this.$showLineNumbers = true;
      this.$renderer = "";
      this.setShowLineNumbers = function(show) {
          this.$renderer = !show && {
              getWidth: function() {return ""},
              getText: function() {return ""}
          };
      };
      
      this.getShowLineNumbers = function() {
          return this.$showLineNumbers;
      };
      
      this.$showFoldWidgets = true;
      this.setShowFoldWidgets = function(show) {
          if (show)
              dom.addCssClass(this.element, "ace_folding-enabled");
          else
              dom.removeCssClass(this.element, "ace_folding-enabled");
  
          this.$showFoldWidgets = show;
          this.$padding = null;
      };
      
      this.getShowFoldWidgets = function() {
          return this.$showFoldWidgets;
      };
  
      this.$computePadding = function() {
          if (!this.element.firstChild)
              return {left: 0, right: 0};
          var style = dom.computedStyle(this.element.firstChild);
          this.$padding = {};
          this.$padding.left = parseInt(style.paddingLeft) + 1 || 0;
          this.$padding.right = parseInt(style.paddingRight) || 0;
          return this.$padding;
      };
  
      this.getRegion = function(point) {
          var padding = this.$padding || this.$computePadding();
          var rect = this.element.getBoundingClientRect();
          if (point.x < padding.left + rect.left)
              return "markers";
          if (this.$showFoldWidgets && point.x > rect.right - padding.right)
              return "foldWidgets";
      };
  
  }).call(Gutter.prototype);
  
  exports.Gutter = Gutter;
  
  });
  
  ace.define("ace/layer/marker",["require","exports","module","ace/range","ace/lib/dom"], function(require, exports, module) {
  "use strict";
  
  var Range = require("../range").Range;
  var dom = require("../lib/dom");
  
  var Marker = function(parentEl) {
      this.element = dom.createElement("div");
      this.element.className = "ace_layer ace_marker-layer";
      parentEl.appendChild(this.element);
  };
  
  (function() {
  
      this.$padding = 0;
  
      this.setPadding = function(padding) {
          this.$padding = padding;
      };
      this.setSession = function(session) {
          this.session = session;
      };
      
      this.setMarkers = function(markers) {
          this.markers = markers;
      };
  
      this.update = function(config) {
          var config = config || this.config;
          if (!config)
              return;
  
          this.config = config;
  
  
          var html = [];
          for (var key in this.markers) {
              var marker = this.markers[key];
  
              if (!marker.range) {
                  marker.update(html, this, this.session, config);
                  continue;
              }
  
              var range = marker.range.clipRows(config.firstRow, config.lastRow);
              if (range.isEmpty()) continue;
  
              range = range.toScreenRange(this.session);
              if (marker.renderer) {
                  var top = this.$getTop(range.start.row, config);
                  var left = this.$padding + range.start.column * config.characterWidth;
                  marker.renderer(html, range, left, top, config);
              } else if (marker.type == "fullLine") {
                  this.drawFullLineMarker(html, range, marker.clazz, config);
              } else if (marker.type == "screenLine") {
                  this.drawScreenLineMarker(html, range, marker.clazz, config);
              } else if (range.isMultiLine()) {
                  if (marker.type == "text")
                      this.drawTextMarker(html, range, marker.clazz, config);
                  else
                      this.drawMultiLineMarker(html, range, marker.clazz, config);
              } else {
                  this.drawSingleLineMarker(html, range, marker.clazz + " ace_start" + " ace_br15", config);
              }
          }
          this.element.innerHTML = html.join("");
      };
  
      this.$getTop = function(row, layerConfig) {
          return (row - layerConfig.firstRowScreen) * layerConfig.lineHeight;
      };
  
      function getBorderClass(tl, tr, br, bl) {
          return (tl ? 1 : 0) | (tr ? 2 : 0) | (br ? 4 : 0) | (bl ? 8 : 0);
      }
      this.drawTextMarker = function(stringBuilder, range, clazz, layerConfig, extraStyle) {
          var session = this.session;
          var start = range.start.row;
          var end = range.end.row;
          var row = start;
          var prev = 0; 
          var curr = 0;
          var next = session.getScreenLastRowColumn(row);
          var lineRange = new Range(row, range.start.column, row, curr);
          for (; row <= end; row++) {
              lineRange.start.row = lineRange.end.row = row;
              lineRange.start.column = row == start ? range.start.column : session.getRowWrapIndent(row);
              lineRange.end.column = next;
              prev = curr;
              curr = next;
              next = row + 1 < end ? session.getScreenLastRowColumn(row + 1) : row == end ? 0 : range.end.column;
              this.drawSingleLineMarker(stringBuilder, lineRange, 
                  clazz + (row == start  ? " ace_start" : "") + " ace_br"
                      + getBorderClass(row == start || row == start + 1 && range.start.column, prev < curr, curr > next, row == end),
                  layerConfig, row == end ? 0 : 1, extraStyle);
          }
      };
      this.drawMultiLineMarker = function(stringBuilder, range, clazz, config, extraStyle) {
          var padding = this.$padding;
          var height = config.lineHeight;
          var top = this.$getTop(range.start.row, config);
          var left = padding + range.start.column * config.characterWidth;
          extraStyle = extraStyle || "";
  
          stringBuilder.push(
              "<div class='", clazz, " ace_br1 ace_start' style='",
              "height:", height, "px;",
              "right:0;",
              "top:", top, "px;",
              "left:", left, "px;", extraStyle, "'></div>"
          );
          top = this.$getTop(range.end.row, config);
          var width = range.end.column * config.characterWidth;
  
          stringBuilder.push(
              "<div class='", clazz, " ace_br12' style='",
              "height:", height, "px;",
              "width:", width, "px;",
              "top:", top, "px;",
              "left:", padding, "px;", extraStyle, "'></div>"
          );
          height = (range.end.row - range.start.row - 1) * config.lineHeight;
          if (height <= 0)
              return;
          top = this.$getTop(range.start.row + 1, config);
          
          var radiusClass = (range.start.column ? 1 : 0) | (range.end.column ? 0 : 8);
  
          stringBuilder.push(
              "<div class='", clazz, (radiusClass ? " ace_br" + radiusClass : ""), "' style='",
              "height:", height, "px;",
              "right:0;",
              "top:", top, "px;",
              "left:", padding, "px;", extraStyle, "'></div>"
          );
      };
      this.drawSingleLineMarker = function(stringBuilder, range, clazz, config, extraLength, extraStyle) {
          var height = config.lineHeight;
          var width = (range.end.column + (extraLength || 0) - range.start.column) * config.characterWidth;
  
          var top = this.$getTop(range.start.row, config);
          var left = this.$padding + range.start.column * config.characterWidth;
  
          stringBuilder.push(
              "<div class='", clazz, "' style='",
              "height:", height, "px;",
              "width:", width, "px;",
              "top:", top, "px;",
              "left:", left, "px;", extraStyle || "", "'></div>"
          );
      };
  
      this.drawFullLineMarker = function(stringBuilder, range, clazz, config, extraStyle) {
          var top = this.$getTop(range.start.row, config);
          var height = config.lineHeight;
          if (range.start.row != range.end.row)
              height += this.$getTop(range.end.row, config) - top;
  
          stringBuilder.push(
              "<div class='", clazz, "' style='",
              "height:", height, "px;",
              "top:", top, "px;",
              "left:0;right:0;", extraStyle || "", "'></div>"
          );
      };
      
      this.drawScreenLineMarker = function(stringBuilder, range, clazz, config, extraStyle) {
          var top = this.$getTop(range.start.row, config);
          var height = config.lineHeight;
  
          stringBuilder.push(
              "<div class='", clazz, "' style='",
              "height:", height, "px;",
              "top:", top, "px;",
              "left:0;right:0;", extraStyle || "", "'></div>"
          );
      };
  
  }).call(Marker.prototype);
  
  exports.Marker = Marker;
  
  });
  
  ace.define("ace/layer/text",["require","exports","module","ace/lib/oop","ace/lib/dom","ace/lib/lang","ace/lib/useragent","ace/lib/event_emitter"], function(require, exports, module) {
  "use strict";
  
  var oop = require("../lib/oop");
  var dom = require("../lib/dom");
  var lang = require("../lib/lang");
  var useragent = require("../lib/useragent");
  var EventEmitter = require("../lib/event_emitter").EventEmitter;
  
  var Text = function(parentEl) {
      this.element = dom.createElement("div");
      this.element.className = "ace_layer ace_text-layer";
      parentEl.appendChild(this.element);
      this.$updateEolChar = this.$updateEolChar.bind(this);
  };
  
  (function() {
  
      oop.implement(this, EventEmitter);
  
      this.EOF_CHAR = "\xB6";
      this.EOL_CHAR_LF = "\xAC";
      this.EOL_CHAR_CRLF = "\xa4";
      this.EOL_CHAR = this.EOL_CHAR_LF;
      this.TAB_CHAR = "\u2014"; //"\u21E5";
      this.SPACE_CHAR = "\xB7";
      this.$padding = 0;
  
      this.$updateEolChar = function() {
          var EOL_CHAR = this.session.doc.getNewLineCharacter() == "\n"
             ? this.EOL_CHAR_LF
             : this.EOL_CHAR_CRLF;
          if (this.EOL_CHAR != EOL_CHAR) {
              this.EOL_CHAR = EOL_CHAR;
              return true;
          }
      }
  
      this.setPadding = function(padding) {
          this.$padding = padding;
          this.element.style.padding = "0 " + padding + "px";
      };
  
      this.getLineHeight = function() {
          return this.$fontMetrics.$characterSize.height || 0;
      };
  
      this.getCharacterWidth = function() {
          return this.$fontMetrics.$characterSize.width || 0;
      };
      
      this.$setFontMetrics = function(measure) {
          this.$fontMetrics = measure;
          this.$fontMetrics.on("changeCharacterSize", function(e) {
              this._signal("changeCharacterSize", e);
          }.bind(this));
          this.$pollSizeChanges();
      }
  
      this.checkForSizeChanges = function() {
          this.$fontMetrics.checkForSizeChanges();
      };
      this.$pollSizeChanges = function() {
          return this.$pollSizeChangesTimer = this.$fontMetrics.$pollSizeChanges();
      };
      this.setSession = function(session) {
          this.session = session;
          if (session)
              this.$computeTabString();
      };
  
      this.showInvisibles = false;
      this.setShowInvisibles = function(showInvisibles) {
          if (this.showInvisibles == showInvisibles)
              return false;
  
          this.showInvisibles = showInvisibles;
          this.$computeTabString();
          return true;
      };
  
      this.displayIndentGuides = true;
      this.setDisplayIndentGuides = function(display) {
          if (this.displayIndentGuides == display)
              return false;
  
          this.displayIndentGuides = display;
          this.$computeTabString();
          return true;
      };
  
      this.$tabStrings = [];
      this.onChangeTabSize =
      this.$computeTabString = function() {
          var tabSize = this.session.getTabSize();
          this.tabSize = tabSize;
          var tabStr = this.$tabStrings = [0];
          for (var i = 1; i < tabSize + 1; i++) {
              if (this.showInvisibles) {
                  tabStr.push("<span class='ace_invisible ace_invisible_tab'>"
                      + lang.stringRepeat(this.TAB_CHAR, i)
                      + "</span>");
              } else {
                  tabStr.push(lang.stringRepeat(" ", i));
              }
          }
          if (this.displayIndentGuides) {
              this.$indentGuideRe =  /\s\S| \t|\t |\s$/;
              var className = "ace_indent-guide";
              var spaceClass = "";
              var tabClass = "";
              if (this.showInvisibles) {
                  className += " ace_invisible";
                  spaceClass = " ace_invisible_space";
                  tabClass = " ace_invisible_tab";
                  var spaceContent = lang.stringRepeat(this.SPACE_CHAR, this.tabSize);
                  var tabContent = lang.stringRepeat(this.TAB_CHAR, this.tabSize);
              } else{
                  var spaceContent = lang.stringRepeat(" ", this.tabSize);
                  var tabContent = spaceContent;
              }
  
              this.$tabStrings[" "] = "<span class='" + className + spaceClass + "'>" + spaceContent + "</span>";
              this.$tabStrings["\t"] = "<span class='" + className + tabClass + "'>" + tabContent + "</span>";
          }
      };
  
      this.updateLines = function(config, firstRow, lastRow) {
          if (this.config.lastRow != config.lastRow ||
              this.config.firstRow != config.firstRow) {
              this.scrollLines(config);
          }
          this.config = config;
  
          var first = Math.max(firstRow, config.firstRow);
          var last = Math.min(lastRow, config.lastRow);
  
          var lineElements = this.element.childNodes;
          var lineElementsIdx = 0;
  
          for (var row = config.firstRow; row < first; row++) {
              var foldLine = this.session.getFoldLine(row);
              if (foldLine) {
                  if (foldLine.containsRow(first)) {
                      first = foldLine.start.row;
                      break;
                  } else {
                      row = foldLine.end.row;
                  }
              }
              lineElementsIdx ++;
          }
  
          var row = first;
          var foldLine = this.session.getNextFoldLine(row);
          var foldStart = foldLine ? foldLine.start.row : Infinity;
  
          while (true) {
              if (row > foldStart) {
                  row = foldLine.end.row+1;
                  foldLine = this.session.getNextFoldLine(row, foldLine);
                  foldStart = foldLine ? foldLine.start.row :Infinity;
              }
              if (row > last)
                  break;
  
              var lineElement = lineElements[lineElementsIdx++];
              if (lineElement) {
                  var html = [];
                  this.$renderLine(
                      html, row, !this.$useLineGroups(), row == foldStart ? foldLine : false
                  );
                  lineElement.style.height = config.lineHeight * this.session.getRowLength(row) + "px";
                  lineElement.innerHTML = html.join("");
              }
              row++;
          }
      };
  
      this.scrollLines = function(config) {
          var oldConfig = this.config;
          this.config = config;
  
          if (!oldConfig || oldConfig.lastRow < config.firstRow)
              return this.update(config);
  
          if (config.lastRow < oldConfig.firstRow)
              return this.update(config);
  
          var el = this.element;
          if (oldConfig.firstRow < config.firstRow)
              for (var row=this.session.getFoldedRowCount(oldConfig.firstRow, config.firstRow - 1); row>0; row--)
                  el.removeChild(el.firstChild);
  
          if (oldConfig.lastRow > config.lastRow)
              for (var row=this.session.getFoldedRowCount(config.lastRow + 1, oldConfig.lastRow); row>0; row--)
                  el.removeChild(el.lastChild);
  
          if (config.firstRow < oldConfig.firstRow) {
              var fragment = this.$renderLinesFragment(config, config.firstRow, oldConfig.firstRow - 1);
              if (el.firstChild)
                  el.insertBefore(fragment, el.firstChild);
              else
                  el.appendChild(fragment);
          }
  
          if (config.lastRow > oldConfig.lastRow) {
              var fragment = this.$renderLinesFragment(config, oldConfig.lastRow + 1, config.lastRow);
              el.appendChild(fragment);
          }
      };
  
      this.$renderLinesFragment = function(config, firstRow, lastRow) {
          var fragment = this.element.ownerDocument.createDocumentFragment();
          var row = firstRow;
          var foldLine = this.session.getNextFoldLine(row);
          var foldStart = foldLine ? foldLine.start.row : Infinity;
  
          while (true) {
              if (row > foldStart) {
                  row = foldLine.end.row+1;
                  foldLine = this.session.getNextFoldLine(row, foldLine);
                  foldStart = foldLine ? foldLine.start.row : Infinity;
              }
              if (row > lastRow)
                  break;
  
              var container = dom.createElement("div");
  
              var html = [];
              this.$renderLine(html, row, false, row == foldStart ? foldLine : false);
              container.innerHTML = html.join("");
              if (this.$useLineGroups()) {
                  container.className = 'ace_line_group';
                  fragment.appendChild(container);
                  container.style.height = config.lineHeight * this.session.getRowLength(row) + "px";
  
              } else {
                  while(container.firstChild)
                      fragment.appendChild(container.firstChild);
              }
  
              row++;
          }
          return fragment;
      };
  
      this.update = function(config) {
          this.config = config;
  
          var html = [];
          var firstRow = config.firstRow, lastRow = config.lastRow;
  
          var row = firstRow;
          var foldLine = this.session.getNextFoldLine(row);
          var foldStart = foldLine ? foldLine.start.row : Infinity;
  
          while (true) {
              if (row > foldStart) {
                  row = foldLine.end.row+1;
                  foldLine = this.session.getNextFoldLine(row, foldLine);
                  foldStart = foldLine ? foldLine.start.row :Infinity;
              }
              if (row > lastRow)
                  break;
  
              if (this.$useLineGroups())
                  html.push("<div class='ace_line_group' style='height:", config.lineHeight*this.session.getRowLength(row), "px'>")
  
              this.$renderLine(html, row, false, row == foldStart ? foldLine : false);
  
              if (this.$useLineGroups())
                  html.push("</div>"); // end the line group
  
              row++;
          }
          this.element.innerHTML = html.join("");
      };
  
      this.$textToken = {
          "text": true,
          "rparen": true,
          "lparen": true
      };
  
      this.$renderToken = function(stringBuilder, screenColumn, token, value) {
          var self = this;
          var replaceReg = /\t|&|<|>|( +)|([\x00-\x1f\x80-\xa0\xad\u1680\u180E\u2000-\u200f\u2028\u2029\u202F\u205F\u3000\uFEFF\uFFF9-\uFFFC])|[\u1100-\u115F\u11A3-\u11A7\u11FA-\u11FF\u2329-\u232A\u2E80-\u2E99\u2E9B-\u2EF3\u2F00-\u2FD5\u2FF0-\u2FFB\u3000-\u303E\u3041-\u3096\u3099-\u30FF\u3105-\u312D\u3131-\u318E\u3190-\u31BA\u31C0-\u31E3\u31F0-\u321E\u3220-\u3247\u3250-\u32FE\u3300-\u4DBF\u4E00-\uA48C\uA490-\uA4C6\uA960-\uA97C\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFAFF\uFE10-\uFE19\uFE30-\uFE52\uFE54-\uFE66\uFE68-\uFE6B\uFF01-\uFF60\uFFE0-\uFFE6]/g;
          var replaceFunc = function(c, a, b, tabIdx, idx4) {
              if (a) {
                  return self.showInvisibles
                      ? "<span class='ace_invisible ace_invisible_space'>" + lang.stringRepeat(self.SPACE_CHAR, c.length) + "</span>"
                      : c;
              } else if (c == "&") {
                  return "&#38;";
              } else if (c == "<") {
                  return "&#60;";
              } else if (c == ">") {
                  return "&#62;";
              } else if (c == "\t") {
                  var tabSize = self.session.getScreenTabSize(screenColumn + tabIdx);
                  screenColumn += tabSize - 1;
                  return self.$tabStrings[tabSize];
              } else if (c == "\u3000") {
                  var classToUse = self.showInvisibles ? "ace_cjk ace_invisible ace_invisible_space" : "ace_cjk";
                  var space = self.showInvisibles ? self.SPACE_CHAR : "";
                  screenColumn += 1;
                  return "<span class='" + classToUse + "' style='width:" +
                      (self.config.characterWidth * 2) +
                      "px'>" + space + "</span>";
              } else if (b) {
                  return "<span class='ace_invisible ace_invisible_space ace_invalid'>" + self.SPACE_CHAR + "</span>";
              } else {
                  screenColumn += 1;
                  return "<span class='ace_cjk' style='width:" +
                      (self.config.characterWidth * 2) +
                      "px'>" + c + "</span>";
              }
          };
  
          var output = value.replace(replaceReg, replaceFunc);
  
          if (!this.$textToken[token.type]) {
              var classes = "ace_" + token.type.replace(/\./g, " ace_");
              var style = "";
              if (token.type == "fold")
                  style = " style='width:" + (token.value.length * this.config.characterWidth) + "px;' ";
              stringBuilder.push("<span class='", classes, "'", style, ">", output, "</span>");
          }
          else {
              stringBuilder.push(output);
          }
          return screenColumn + value.length;
      };
  
      this.renderIndentGuide = function(stringBuilder, value, max) {
          var cols = value.search(this.$indentGuideRe);
          if (cols <= 0 || cols >= max)
              return value;
          if (value[0] == " ") {
              cols -= cols % this.tabSize;
              stringBuilder.push(lang.stringRepeat(this.$tabStrings[" "], cols/this.tabSize));
              return value.substr(cols);
          } else if (value[0] == "\t") {
              stringBuilder.push(lang.stringRepeat(this.$tabStrings["\t"], cols));
              return value.substr(cols);
          }
          return value;
      };
  
      this.$renderWrappedLine = function(stringBuilder, tokens, splits, onlyContents) {
          var chars = 0;
          var split = 0;
          var splitChars = splits[0];
          var screenColumn = 0;
  
          for (var i = 0; i < tokens.length; i++) {
              var token = tokens[i];
              var value = token.value;
              if (i == 0 && this.displayIndentGuides) {
                  chars = value.length;
                  value = this.renderIndentGuide(stringBuilder, value, splitChars);
                  if (!value)
                      continue;
                  chars -= value.length;
              }
  
              if (chars + value.length < splitChars) {
                  screenColumn = this.$renderToken(stringBuilder, screenColumn, token, value);
                  chars += value.length;
              } else {
                  while (chars + value.length >= splitChars) {
                      screenColumn = this.$renderToken(
                          stringBuilder, screenColumn,
                          token, value.substring(0, splitChars - chars)
                      );
                      value = value.substring(splitChars - chars);
                      chars = splitChars;
  
                      if (!onlyContents) {
                          stringBuilder.push("</div>",
                              "<div class='ace_line' style='height:",
                              this.config.lineHeight, "px'>"
                          );
                      }
  
                      stringBuilder.push(lang.stringRepeat("\xa0", splits.indent));
  
                      split ++;
                      screenColumn = 0;
                      splitChars = splits[split] || Number.MAX_VALUE;
                  }
                  if (value.length != 0) {
                      chars += value.length;
                      screenColumn = this.$renderToken(
                          stringBuilder, screenColumn, token, value
                      );
                  }
              }
          }
      };
  
      this.$renderSimpleLine = function(stringBuilder, tokens) {
          var screenColumn = 0;
          var token = tokens[0];
          var value = token.value;
          if (this.displayIndentGuides)
              value = this.renderIndentGuide(stringBuilder, value);
          if (value)
              screenColumn = this.$renderToken(stringBuilder, screenColumn, token, value);
          for (var i = 1; i < tokens.length; i++) {
              token = tokens[i];
              value = token.value;
              screenColumn = this.$renderToken(stringBuilder, screenColumn, token, value);
          }
      };
      this.$renderLine = function(stringBuilder, row, onlyContents, foldLine) {
          if (!foldLine && foldLine != false)
              foldLine = this.session.getFoldLine(row);
  
          if (foldLine)
              var tokens = this.$getFoldLineTokens(row, foldLine);
          else
              var tokens = this.session.getTokens(row);
  
  
          if (!onlyContents) {
              stringBuilder.push(
                  "<div class='ace_line' style='height:", 
                      this.config.lineHeight * (
                          this.$useLineGroups() ? 1 :this.session.getRowLength(row)
                      ), "px'>"
              );
          }
  
          if (tokens.length) {
              var splits = this.session.getRowSplitData(row);
              if (splits && splits.length)
                  this.$renderWrappedLine(stringBuilder, tokens, splits, onlyContents);
              else
                  this.$renderSimpleLine(stringBuilder, tokens);
          }
  
          if (this.showInvisibles) {
              if (foldLine)
                  row = foldLine.end.row
  
              stringBuilder.push(
                  "<span class='ace_invisible ace_invisible_eol'>",
                  row == this.session.getLength() - 1 ? this.EOF_CHAR : this.EOL_CHAR,
                  "</span>"
              );
          }
          if (!onlyContents)
              stringBuilder.push("</div>");
      };
  
      this.$getFoldLineTokens = function(row, foldLine) {
          var session = this.session;
          var renderTokens = [];
  
          function addTokens(tokens, from, to) {
              var idx = 0, col = 0;
              while ((col + tokens[idx].value.length) < from) {
                  col += tokens[idx].value.length;
                  idx++;
  
                  if (idx == tokens.length)
                      return;
              }
              if (col != from) {
                  var value = tokens[idx].value.substring(from - col);
                  if (value.length > (to - from))
                      value = value.substring(0, to - from);
  
                  renderTokens.push({
                      type: tokens[idx].type,
                      value: value
                  });
  
                  col = from + value.length;
                  idx += 1;
              }
  
              while (col < to && idx < tokens.length) {
                  var value = tokens[idx].value;
                  if (value.length + col > to) {
                      renderTokens.push({
                          type: tokens[idx].type,
                          value: value.substring(0, to - col)
                      });
                  } else
                      renderTokens.push(tokens[idx]);
                  col += value.length;
                  idx += 1;
              }
          }
  
          var tokens = session.getTokens(row);
          foldLine.walk(function(placeholder, row, column, lastColumn, isNewRow) {
              if (placeholder != null) {
                  renderTokens.push({
                      type: "fold",
                      value: placeholder
                  });
              } else {
                  if (isNewRow)
                      tokens = session.getTokens(row);
  
                  if (tokens.length)
                      addTokens(tokens, lastColumn, column);
              }
          }, foldLine.end.row, this.session.getLine(foldLine.end.row).length);
  
          return renderTokens;
      };
  
      this.$useLineGroups = function() {
          return this.session.getUseWrapMode();
      };
  
      this.destroy = function() {
          clearInterval(this.$pollSizeChangesTimer);
          if (this.$measureNode)
              this.$measureNode.parentNode.removeChild(this.$measureNode);
          delete this.$measureNode;
      };
  
  }).call(Text.prototype);
  
  exports.Text = Text;
  
  });
  
  ace.define("ace/layer/cursor",["require","exports","module","ace/lib/dom"], function(require, exports, module) {
  "use strict";
  
  var dom = require("../lib/dom");
  var isIE8;
  
  var Cursor = function(parentEl) {
      this.element = dom.createElement("div");
      this.element.className = "ace_layer ace_cursor-layer";
      parentEl.appendChild(this.element);
      
      if (isIE8 === undefined)
          isIE8 = !("opacity" in this.element.style);
  
      this.isVisible = false;
      this.isBlinking = true;
      this.blinkInterval = 1000;
      this.smoothBlinking = false;
  
      this.cursors = [];
      this.cursor = this.addCursor();
      dom.addCssClass(this.element, "ace_hidden-cursors");
      this.$updateCursors = (isIE8
          ? this.$updateVisibility
          : this.$updateOpacity).bind(this);
  };
  
  (function() {
      
      this.$updateVisibility = function(val) {
          var cursors = this.cursors;
          for (var i = cursors.length; i--; )
              cursors[i].style.visibility = val ? "" : "hidden";
      };
      this.$updateOpacity = function(val) {
          var cursors = this.cursors;
          for (var i = cursors.length; i--; )
              cursors[i].style.opacity = val ? "" : "0";
      };
      
  
      this.$padding = 0;
      this.setPadding = function(padding) {
          this.$padding = padding;
      };
  
      this.setSession = function(session) {
          this.session = session;
      };
  
      this.setBlinking = function(blinking) {
          if (blinking != this.isBlinking){
              this.isBlinking = blinking;
              this.restartTimer();
          }
      };
  
      this.setBlinkInterval = function(blinkInterval) {
          if (blinkInterval != this.blinkInterval){
              this.blinkInterval = blinkInterval;
              this.restartTimer();
          }
      };
  
      this.setSmoothBlinking = function(smoothBlinking) {
          if (smoothBlinking != this.smoothBlinking && !isIE8) {
              this.smoothBlinking = smoothBlinking;
              dom.setCssClass(this.element, "ace_smooth-blinking", smoothBlinking);
              this.$updateCursors(true);
              this.$updateCursors = (this.$updateOpacity).bind(this);
              this.restartTimer();
          }
      };
  
      this.addCursor = function() {
          var el = dom.createElement("div");
          el.className = "ace_cursor";
          this.element.appendChild(el);
          this.cursors.push(el);
          return el;
      };
  
      this.removeCursor = function() {
          if (this.cursors.length > 1) {
              var el = this.cursors.pop();
              el.parentNode.removeChild(el);
              return el;
          }
      };
  
      this.hideCursor = function() {
          this.isVisible = false;
          dom.addCssClass(this.element, "ace_hidden-cursors");
          this.restartTimer();
      };
  
      this.showCursor = function() {
          this.isVisible = true;
          dom.removeCssClass(this.element, "ace_hidden-cursors");
          this.restartTimer();
      };
  
      this.restartTimer = function() {
          var update = this.$updateCursors;
          clearInterval(this.intervalId);
          clearTimeout(this.timeoutId);
          if (this.smoothBlinking) {
              dom.removeCssClass(this.element, "ace_smooth-blinking");
          }
          
          update(true);
  
          if (!this.isBlinking || !this.blinkInterval || !this.isVisible)
              return;
  
          if (this.smoothBlinking) {
              setTimeout(function(){
                  dom.addCssClass(this.element, "ace_smooth-blinking");
              }.bind(this));
          }
          
          var blink = function(){
              this.timeoutId = setTimeout(function() {
                  update(false);
              }, 0.6 * this.blinkInterval);
          }.bind(this);
  
          this.intervalId = setInterval(function() {
              update(true);
              blink();
          }, this.blinkInterval);
  
          blink();
      };
  
      this.getPixelPosition = function(position, onScreen) {
          if (!this.config || !this.session)
              return {left : 0, top : 0};
  
          if (!position)
              position = this.session.selection.getCursor();
          var pos = this.session.documentToScreenPosition(position);
          var cursorLeft = this.$padding + pos.column * this.config.characterWidth;
          var cursorTop = (pos.row - (onScreen ? this.config.firstRowScreen : 0)) *
              this.config.lineHeight;
  
          return {left : cursorLeft, top : cursorTop};
      };
  
      this.update = function(config) {
          this.config = config;
  
          var selections = this.session.$selectionMarkers;
          var i = 0, cursorIndex = 0;
  
          if (selections === undefined || selections.length === 0){
              selections = [{cursor: null}];
          }
  
          for (var i = 0, n = selections.length; i < n; i++) {
              var pixelPos = this.getPixelPosition(selections[i].cursor, true);
              if ((pixelPos.top > config.height + config.offset ||
                   pixelPos.top < 0) && i > 1) {
                  continue;
              }
  
              var style = (this.cursors[cursorIndex++] || this.addCursor()).style;
              
              if (!this.drawCursor) {
                  style.left = pixelPos.left + "px";
                  style.top = pixelPos.top + "px";
                  style.width = config.characterWidth + "px";
                  style.height = config.lineHeight + "px";
              } else {
                  this.drawCursor(style, pixelPos, config, selections[i], this.session);
              }
          }
          while (this.cursors.length > cursorIndex)
              this.removeCursor();
  
          var overwrite = this.session.getOverwrite();
          this.$setOverwrite(overwrite);
          this.$pixelPos = pixelPos;
          this.restartTimer();
      };
      
      this.drawCursor = null;
  
      this.$setOverwrite = function(overwrite) {
          if (overwrite != this.overwrite) {
              this.overwrite = overwrite;
              if (overwrite)
                  dom.addCssClass(this.element, "ace_overwrite-cursors");
              else
                  dom.removeCssClass(this.element, "ace_overwrite-cursors");
          }
      };
  
      this.destroy = function() {
          clearInterval(this.intervalId);
          clearTimeout(this.timeoutId);
      };
  
  }).call(Cursor.prototype);
  
  exports.Cursor = Cursor;
  
  });
  
  ace.define("ace/scrollbar",["require","exports","module","ace/lib/oop","ace/lib/dom","ace/lib/event","ace/lib/event_emitter"], function(require, exports, module) {
  "use strict";
  
  var oop = require("./lib/oop");
  var dom = require("./lib/dom");
  var event = require("./lib/event");
  var EventEmitter = require("./lib/event_emitter").EventEmitter;
  var ScrollBar = function(parent) {
      this.element = dom.createElement("div");
      this.element.className = "ace_scrollbar ace_scrollbar" + this.classSuffix;
  
      this.inner = dom.createElement("div");
      this.inner.className = "ace_scrollbar-inner";
      this.element.appendChild(this.inner);
  
      parent.appendChild(this.element);
  
      this.setVisible(false);
      this.skipEvent = false;
  
      event.addListener(this.element, "scroll", this.onScroll.bind(this));
      event.addListener(this.element, "mousedown", event.preventDefault);
  };
  
  (function() {
      oop.implement(this, EventEmitter);
  
      this.setVisible = function(isVisible) {
          this.element.style.display = isVisible ? "" : "none";
          this.isVisible = isVisible;
      };
  }).call(ScrollBar.prototype);
  var VScrollBar = function(parent, renderer) {
      ScrollBar.call(this, parent);
      this.scrollTop = 0;
      renderer.$scrollbarWidth = 
      this.width = dom.scrollbarWidth(parent.ownerDocument);
      this.inner.style.width =
      this.element.style.width = (this.width || 15) + 5 + "px";
  };
  
  oop.inherits(VScrollBar, ScrollBar);
  
  (function() {
  
      this.classSuffix = '-v';
      this.onScroll = function() {
          if (!this.skipEvent) {
              this.scrollTop = this.element.scrollTop;
              this._emit("scroll", {data: this.scrollTop});
          }
          this.skipEvent = false;
      };
      this.getWidth = function() {
          return this.isVisible ? this.width : 0;
      };
      this.setHeight = function(height) {
          this.element.style.height = height + "px";
      };
      this.setInnerHeight = function(height) {
          this.inner.style.height = height + "px";
      };
      this.setScrollHeight = function(height) {
          this.inner.style.height = height + "px";
      };
      this.setScrollTop = function(scrollTop) {
          if (this.scrollTop != scrollTop) {
              this.skipEvent = true;
              this.scrollTop = this.element.scrollTop = scrollTop;
          }
      };
  
  }).call(VScrollBar.prototype);
  var HScrollBar = function(parent, renderer) {
      ScrollBar.call(this, parent);
      this.scrollLeft = 0;
      this.height = renderer.$scrollbarWidth;
      this.inner.style.height =
      this.element.style.height = (this.height || 15) + 5 + "px";
  };
  
  oop.inherits(HScrollBar, ScrollBar);
  
  (function() {
  
      this.classSuffix = '-h';
      this.onScroll = function() {
          if (!this.skipEvent) {
              this.scrollLeft = this.element.scrollLeft;
              this._emit("scroll", {data: this.scrollLeft});
          }
          this.skipEvent = false;
      };
      this.getHeight = function() {
          return this.isVisible ? this.height : 0;
      };
      this.setWidth = function(width) {
          this.element.style.width = width + "px";
      };
      this.setInnerWidth = function(width) {
          this.inner.style.width = width + "px";
      };
      this.setScrollWidth = function(width) {
          this.inner.style.width = width + "px";
      };
      this.setScrollLeft = function(scrollLeft) {
          if (this.scrollLeft != scrollLeft) {
              this.skipEvent = true;
              this.scrollLeft = this.element.scrollLeft = scrollLeft;
          }
      };
  
  }).call(HScrollBar.prototype);
  
  
  exports.ScrollBar = VScrollBar; // backward compatibility
  exports.ScrollBarV = VScrollBar; // backward compatibility
  exports.ScrollBarH = HScrollBar; // backward compatibility
  
  exports.VScrollBar = VScrollBar;
  exports.HScrollBar = HScrollBar;
  });
  
  ace.define("ace/renderloop",["require","exports","module","ace/lib/event"], function(require, exports, module) {
  "use strict";
  
  var event = require("./lib/event");
  
  
  var RenderLoop = function(onRender, win) {
      this.onRender = onRender;
      this.pending = false;
      this.changes = 0;
      this.window = win || window;
  };
  
  (function() {
  
  
      this.schedule = function(change) {
          this.changes = this.changes | change;
          if (!this.pending && this.changes) {
              this.pending = true;
              var _self = this;
              event.nextFrame(function() {
                  _self.pending = false;
                  var changes;
                  while (changes = _self.changes) {
                      _self.changes = 0;
                      _self.onRender(changes);
                  }
              }, this.window);
          }
      };
  
  }).call(RenderLoop.prototype);
  
  exports.RenderLoop = RenderLoop;
  });
  
  ace.define("ace/layer/font_metrics",["require","exports","module","ace/lib/oop","ace/lib/dom","ace/lib/lang","ace/lib/useragent","ace/lib/event_emitter"], function(require, exports, module) {
  
  var oop = require("../lib/oop");
  var dom = require("../lib/dom");
  var lang = require("../lib/lang");
  var useragent = require("../lib/useragent");
  var EventEmitter = require("../lib/event_emitter").EventEmitter;
  
  var CHAR_COUNT = 0;
  
  var FontMetrics = exports.FontMetrics = function(parentEl, interval) {
      this.el = dom.createElement("div");
      this.$setMeasureNodeStyles(this.el.style, true);
      
      this.$main = dom.createElement("div");
      this.$setMeasureNodeStyles(this.$main.style);
      
      this.$measureNode = dom.createElement("div");
      this.$setMeasureNodeStyles(this.$measureNode.style);
      
      
      this.el.appendChild(this.$main);
      this.el.appendChild(this.$measureNode);
      parentEl.appendChild(this.el);
      
      if (!CHAR_COUNT)
          this.$testFractionalRect();
      this.$measureNode.innerHTML = lang.stringRepeat("X", CHAR_COUNT);
      
      this.$characterSize = {width: 0, height: 0};
      this.checkForSizeChanges();
  };
  
  (function() {
  
      oop.implement(this, EventEmitter);
          
      this.$characterSize = {width: 0, height: 0};
      
      this.$testFractionalRect = function() {
          var el = dom.createElement("div");
          this.$setMeasureNodeStyles(el.style);
          el.style.width = "0.2px";
          document.documentElement.appendChild(el);
          var w = el.getBoundingClientRect().width;
          if (w > 0 && w < 1)
              CHAR_COUNT = 50;
          else
              CHAR_COUNT = 100;
          el.parentNode.removeChild(el);
      };
      
      this.$setMeasureNodeStyles = function(style, isRoot) {
          style.width = style.height = "auto";
          style.left = style.top = "0px";
          style.visibility = "hidden";
          style.position = "absolute";
          style.whiteSpace = "pre";
  
          if (useragent.isIE < 8) {
              style["font-family"] = "inherit";
          } else {
              style.font = "inherit";
          }
          style.overflow = isRoot ? "hidden" : "visible";
      };
  
      this.checkForSizeChanges = function() {
          var size = this.$measureSizes();
          if (size && (this.$characterSize.width !== size.width || this.$characterSize.height !== size.height)) {
              this.$measureNode.style.fontWeight = "bold";
              var boldSize = this.$measureSizes();
              this.$measureNode.style.fontWeight = "";
              this.$characterSize = size;
              this.charSizes = Object.create(null);
              this.allowBoldFonts = boldSize && boldSize.width === size.width && boldSize.height === size.height;
              this._emit("changeCharacterSize", {data: size});
          }
      };
  
      this.$pollSizeChanges = function() {
          if (this.$pollSizeChangesTimer)
              return this.$pollSizeChangesTimer;
          var self = this;
          return this.$pollSizeChangesTimer = setInterval(function() {
              self.checkForSizeChanges();
          }, 500);
      };
      
      this.setPolling = function(val) {
          if (val) {
              this.$pollSizeChanges();
          } else if (this.$pollSizeChangesTimer) {
              clearInterval(this.$pollSizeChangesTimer);
              this.$pollSizeChangesTimer = 0;
          }
      };
  
      this.$measureSizes = function() {
          if (CHAR_COUNT === 50) {
              var rect = null;
              try { 
                 rect = this.$measureNode.getBoundingClientRect();
              } catch(e) {
                 rect = {width: 0, height:0 };
              };
              var size = {
                  height: rect.height,
                  width: rect.width / CHAR_COUNT
              };
          } else {
              var size = {
                  height: this.$measureNode.clientHeight,
                  width: this.$measureNode.clientWidth / CHAR_COUNT
              };
          }
          if (size.width === 0 || size.height === 0)
              return null;
          return size;
      };
  
      this.$measureCharWidth = function(ch) {
          this.$main.innerHTML = lang.stringRepeat(ch, CHAR_COUNT);
          var rect = this.$main.getBoundingClientRect();
          return rect.width / CHAR_COUNT;
      };
      
      this.getCharacterWidth = function(ch) {
          var w = this.charSizes[ch];
          if (w === undefined) {
              this.charSizes[ch] = this.$measureCharWidth(ch) / this.$characterSize.width;
          }
          return w;
      };
  
      this.destroy = function() {
          clearInterval(this.$pollSizeChangesTimer);
          if (this.el && this.el.parentNode)
              this.el.parentNode.removeChild(this.el);
      };
  
  }).call(FontMetrics.prototype);
  
  });
  
  ace.define("ace/virtual_renderer",["require","exports","module","ace/lib/oop","ace/lib/dom","ace/config","ace/lib/useragent","ace/layer/gutter","ace/layer/marker","ace/layer/text","ace/layer/cursor","ace/scrollbar","ace/scrollbar","ace/renderloop","ace/layer/font_metrics","ace/lib/event_emitter"], function(require, exports, module) {
  "use strict";
  
  var oop = require("./lib/oop");
  var dom = require("./lib/dom");
  var config = require("./config");
  var useragent = require("./lib/useragent");
  var GutterLayer = require("./layer/gutter").Gutter;
  var MarkerLayer = require("./layer/marker").Marker;
  var TextLayer = require("./layer/text").Text;
  var CursorLayer = require("./layer/cursor").Cursor;
  var HScrollBar = require("./scrollbar").HScrollBar;
  var VScrollBar = require("./scrollbar").VScrollBar;
  var RenderLoop = require("./renderloop").RenderLoop;
  var FontMetrics = require("./layer/font_metrics").FontMetrics;
  var EventEmitter = require("./lib/event_emitter").EventEmitter;
  var editorCss = ".ace_editor {\
  position: relative;\
  overflow: hidden;\
  font: 12px/normal 'Monaco', 'Menlo', 'Ubuntu Mono', 'Consolas', 'source-code-pro', monospace;\
  direction: ltr;\
  }\
  .ace_scroller {\
  position: absolute;\
  overflow: hidden;\
  top: 0;\
  bottom: 0;\
  background-color: inherit;\
  -ms-user-select: none;\
  -moz-user-select: none;\
  -webkit-user-select: none;\
  user-select: none;\
  cursor: text;\
  }\
  .ace_content {\
  position: absolute;\
  -moz-box-sizing: border-box;\
  -webkit-box-sizing: border-box;\
  box-sizing: border-box;\
  min-width: 100%;\
  }\
  .ace_dragging .ace_scroller:before{\
  position: absolute;\
  top: 0;\
  left: 0;\
  right: 0;\
  bottom: 0;\
  content: '';\
  background: rgba(250, 250, 250, 0.01);\
  z-index: 1000;\
  }\
  .ace_dragging.ace_dark .ace_scroller:before{\
  background: rgba(0, 0, 0, 0.01);\
  }\
  .ace_selecting, .ace_selecting * {\
  cursor: text !important;\
  }\
  .ace_gutter {\
  position: absolute;\
  overflow : hidden;\
  width: auto;\
  top: 0;\
  bottom: 0;\
  left: 0;\
  cursor: default;\
  z-index: 4;\
  -ms-user-select: none;\
  -moz-user-select: none;\
  -webkit-user-select: none;\
  user-select: none;\
  }\
  .ace_gutter-active-line {\
  position: absolute;\
  left: 0;\
  right: 0;\
  }\
  .ace_scroller.ace_scroll-left {\
  box-shadow: 17px 0 16px -16px rgba(0, 0, 0, 0.4) inset;\
  }\
  .ace_gutter-cell {\
  padding-left: 19px;\
  padding-right: 6px;\
  background-repeat: no-repeat;\
  }\
  .ace_gutter-cell.ace_error {\
  background-image: url(\"data:image/png;base64,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\");\
  background-repeat: no-repeat;\
  background-position: 2px center;\
  }\
  .ace_gutter-cell.ace_warning {\
  background-image: url(\"data:image/png;base64,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\");\
  background-position: 2px center;\
  }\
  .ace_gutter-cell.ace_info {\
  background-image: url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAAAAAA6mKC9AAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAAJ0Uk5TAAB2k804AAAAPklEQVQY02NgIB68QuO3tiLznjAwpKTgNyDbMegwisCHZUETUZV0ZqOquBpXj2rtnpSJT1AEnnRmL2OgGgAAIKkRQap2htgAAAAASUVORK5CYII=\");\
  background-position: 2px center;\
  }\
  .ace_dark .ace_gutter-cell.ace_info {\
  background-image: url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQBAMAAADt3eJSAAAAJFBMVEUAAAChoaGAgIAqKiq+vr6tra1ZWVmUlJSbm5s8PDxubm56enrdgzg3AAAAAXRSTlMAQObYZgAAAClJREFUeNpjYMAPdsMYHegyJZFQBlsUlMFVCWUYKkAZMxZAGdxlDMQBAG+TBP4B6RyJAAAAAElFTkSuQmCC\");\
  }\
  .ace_scrollbar {\
  position: absolute;\
  right: 0;\
  bottom: 0;\
  z-index: 6;\
  }\
  .ace_scrollbar-inner {\
  position: absolute;\
  cursor: text;\
  left: 0;\
  top: 0;\
  }\
  .ace_scrollbar-v{\
  overflow-x: hidden;\
  overflow-y: scroll;\
  top: 0;\
  }\
  .ace_scrollbar-h {\
  overflow-x: scroll;\
  overflow-y: hidden;\
  left: 0;\
  }\
  .ace_print-margin {\
  position: absolute;\
  height: 100%;\
  }\
  .ace_text-input {\
  position: absolute;\
  z-index: 0;\
  width: 0.5em;\
  height: 1em;\
  opacity: 0;\
  background: transparent;\
  -moz-appearance: none;\
  appearance: none;\
  border: none;\
  resize: none;\
  outline: none;\
  overflow: hidden;\
  font: inherit;\
  padding: 0 1px;\
  margin: 0 -1px;\
  text-indent: -1em;\
  -ms-user-select: text;\
  -moz-user-select: text;\
  -webkit-user-select: text;\
  user-select: text;\
  white-space: pre!important;\
  }\
  .ace_text-input.ace_composition {\
  background: inherit;\
  color: inherit;\
  z-index: 1000;\
  opacity: 1;\
  text-indent: 0;\
  }\
  .ace_layer {\
  z-index: 1;\
  position: absolute;\
  overflow: hidden;\
  word-wrap: normal;\
  white-space: pre;\
  height: 100%;\
  width: 100%;\
  -moz-box-sizing: border-box;\
  -webkit-box-sizing: border-box;\
  box-sizing: border-box;\
  pointer-events: none;\
  }\
  .ace_gutter-layer {\
  position: relative;\
  width: auto;\
  text-align: right;\
  pointer-events: auto;\
  }\
  .ace_text-layer {\
  font: inherit !important;\
  }\
  .ace_cjk {\
  display: inline-block;\
  text-align: center;\
  }\
  .ace_cursor-layer {\
  z-index: 4;\
  }\
  .ace_cursor {\
  z-index: 4;\
  position: absolute;\
  -moz-box-sizing: border-box;\
  -webkit-box-sizing: border-box;\
  box-sizing: border-box;\
  border-left: 2px solid;\
  transform: translatez(0);\
  }\
  .ace_slim-cursors .ace_cursor {\
  border-left-width: 1px;\
  }\
  .ace_overwrite-cursors .ace_cursor {\
  border-left-width: 0;\
  border-bottom: 1px solid;\
  }\
  .ace_hidden-cursors .ace_cursor {\
  opacity: 0.2;\
  }\
  .ace_smooth-blinking .ace_cursor {\
  -webkit-transition: opacity 0.18s;\
  transition: opacity 0.18s;\
  }\
  .ace_editor.ace_multiselect .ace_cursor {\
  border-left-width: 1px;\
  }\
  .ace_marker-layer .ace_step, .ace_marker-layer .ace_stack {\
  position: absolute;\
  z-index: 3;\
  }\
  .ace_marker-layer .ace_selection {\
  position: absolute;\
  z-index: 5;\
  }\
  .ace_marker-layer .ace_bracket {\
  position: absolute;\
  z-index: 6;\
  }\
  .ace_marker-layer .ace_active-line {\
  position: absolute;\
  z-index: 2;\
  }\
  .ace_marker-layer .ace_selected-word {\
  position: absolute;\
  z-index: 4;\
  -moz-box-sizing: border-box;\
  -webkit-box-sizing: border-box;\
  box-sizing: border-box;\
  }\
  .ace_line .ace_fold {\
  -moz-box-sizing: border-box;\
  -webkit-box-sizing: border-box;\
  box-sizing: border-box;\
  display: inline-block;\
  height: 11px;\
  margin-top: -2px;\
  vertical-align: middle;\
  background-image:\
  url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABEAAAAJCAYAAADU6McMAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAJpJREFUeNpi/P//PwOlgAXGYGRklAVSokD8GmjwY1wasKljQpYACtpCFeADcHVQfQyMQAwzwAZI3wJKvCLkfKBaMSClBlR7BOQikCFGQEErIH0VqkabiGCAqwUadAzZJRxQr/0gwiXIal8zQQPnNVTgJ1TdawL0T5gBIP1MUJNhBv2HKoQHHjqNrA4WO4zY0glyNKLT2KIfIMAAQsdgGiXvgnYAAAAASUVORK5CYII=\"),\
  url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAA3CAYAAADNNiA5AAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAACJJREFUeNpi+P//fxgTAwPDBxDxD078RSX+YeEyDFMCIMAAI3INmXiwf2YAAAAASUVORK5CYII=\");\
  background-repeat: no-repeat, repeat-x;\
  background-position: center center, top left;\
  color: transparent;\
  border: 1px solid black;\
  border-radius: 2px;\
  cursor: pointer;\
  pointer-events: auto;\
  }\
  .ace_dark .ace_fold {\
  }\
  .ace_fold:hover{\
  background-image:\
  url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABEAAAAJCAYAAADU6McMAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAJpJREFUeNpi/P//PwOlgAXGYGRklAVSokD8GmjwY1wasKljQpYACtpCFeADcHVQfQyMQAwzwAZI3wJKvCLkfKBaMSClBlR7BOQikCFGQEErIH0VqkabiGCAqwUadAzZJRxQr/0gwiXIal8zQQPnNVTgJ1TdawL0T5gBIP1MUJNhBv2HKoQHHjqNrA4WO4zY0glyNKLT2KIfIMAAQsdgGiXvgnYAAAAASUVORK5CYII=\"),\
  url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAA3CAYAAADNNiA5AAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAACBJREFUeNpi+P//fz4TAwPDZxDxD5X4i5fLMEwJgAADAEPVDbjNw87ZAAAAAElFTkSuQmCC\");\
  }\
  .ace_tooltip {\
  background-color: #FFF;\
  background-image: -webkit-linear-gradient(top, transparent, rgba(0, 0, 0, 0.1));\
  background-image: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.1));\
  border: 1px solid gray;\
  border-radius: 1px;\
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);\
  color: black;\
  max-width: 100%;\
  padding: 3px 4px;\
  position: fixed;\
  z-index: 999999;\
  -moz-box-sizing: border-box;\
  -webkit-box-sizing: border-box;\
  box-sizing: border-box;\
  cursor: default;\
  white-space: pre;\
  word-wrap: break-word;\
  line-height: normal;\
  font-style: normal;\
  font-weight: normal;\
  letter-spacing: normal;\
  pointer-events: none;\
  }\
  .ace_folding-enabled > .ace_gutter-cell {\
  padding-right: 13px;\
  }\
  .ace_fold-widget {\
  -moz-box-sizing: border-box;\
  -webkit-box-sizing: border-box;\
  box-sizing: border-box;\
  margin: 0 -12px 0 1px;\
  display: none;\
  width: 11px;\
  vertical-align: top;\
  background-image: url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAANElEQVR42mWKsQ0AMAzC8ixLlrzQjzmBiEjp0A6WwBCSPgKAXoLkqSot7nN3yMwR7pZ32NzpKkVoDBUxKAAAAABJRU5ErkJggg==\");\
  background-repeat: no-repeat;\
  background-position: center;\
  border-radius: 3px;\
  border: 1px solid transparent;\
  cursor: pointer;\
  }\
  .ace_folding-enabled .ace_fold-widget {\
  display: inline-block;   \
  }\
  .ace_fold-widget.ace_end {\
  background-image: url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAANElEQVR42m3HwQkAMAhD0YzsRchFKI7sAikeWkrxwScEB0nh5e7KTPWimZki4tYfVbX+MNl4pyZXejUO1QAAAABJRU5ErkJggg==\");\
  }\
  .ace_fold-widget.ace_closed {\
  background-image: url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAMAAAAGCAYAAAAG5SQMAAAAOUlEQVR42jXKwQkAMAgDwKwqKD4EwQ26sSOkVWjgIIHAzPiCgaqiqnJHZnKICBERHN194O5b9vbLuAVRL+l0YWnZAAAAAElFTkSuQmCCXA==\");\
  }\
  .ace_fold-widget:hover {\
  border: 1px solid rgba(0, 0, 0, 0.3);\
  background-color: rgba(255, 255, 255, 0.2);\
  box-shadow: 0 1px 1px rgba(255, 255, 255, 0.7);\
  }\
  .ace_fold-widget:active {\
  border: 1px solid rgba(0, 0, 0, 0.4);\
  background-color: rgba(0, 0, 0, 0.05);\
  box-shadow: 0 1px 1px rgba(255, 255, 255, 0.8);\
  }\
  .ace_dark .ace_fold-widget {\
  background-image: url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHklEQVQIW2P4//8/AzoGEQ7oGCaLLAhWiSwB146BAQCSTPYocqT0AAAAAElFTkSuQmCC\");\
  }\
  .ace_dark .ace_fold-widget.ace_end {\
  background-image: url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAH0lEQVQIW2P4//8/AxQ7wNjIAjDMgC4AxjCVKBirIAAF0kz2rlhxpAAAAABJRU5ErkJggg==\");\
  }\
  .ace_dark .ace_fold-widget.ace_closed {\
  background-image: url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAMAAAAFCAYAAACAcVaiAAAAHElEQVQIW2P4//+/AxAzgDADlOOAznHAKgPWAwARji8UIDTfQQAAAABJRU5ErkJggg==\");\
  }\
  .ace_dark .ace_fold-widget:hover {\
  box-shadow: 0 1px 1px rgba(255, 255, 255, 0.2);\
  background-color: rgba(255, 255, 255, 0.1);\
  }\
  .ace_dark .ace_fold-widget:active {\
  box-shadow: 0 1px 1px rgba(255, 255, 255, 0.2);\
  }\
  .ace_fold-widget.ace_invalid {\
  background-color: #FFB4B4;\
  border-color: #DE5555;\
  }\
  .ace_fade-fold-widgets .ace_fold-widget {\
  -webkit-transition: opacity 0.4s ease 0.05s;\
  transition: opacity 0.4s ease 0.05s;\
  opacity: 0;\
  }\
  .ace_fade-fold-widgets:hover .ace_fold-widget {\
  -webkit-transition: opacity 0.05s ease 0.05s;\
  transition: opacity 0.05s ease 0.05s;\
  opacity:1;\
  }\
  .ace_underline {\
  text-decoration: underline;\
  }\
  .ace_bold {\
  font-weight: bold;\
  }\
  .ace_nobold .ace_bold {\
  font-weight: normal;\
  }\
  .ace_italic {\
  font-style: italic;\
  }\
  .ace_error-marker {\
  background-color: rgba(255, 0, 0,0.2);\
  position: absolute;\
  z-index: 9;\
  }\
  .ace_highlight-marker {\
  background-color: rgba(255, 255, 0,0.2);\
  position: absolute;\
  z-index: 8;\
  }\
  .ace_br1 {border-top-left-radius    : 3px;}\
  .ace_br2 {border-top-right-radius   : 3px;}\
  .ace_br3 {border-top-left-radius    : 3px; border-top-right-radius:    3px;}\
  .ace_br4 {border-bottom-right-radius: 3px;}\
  .ace_br5 {border-top-left-radius    : 3px; border-bottom-right-radius: 3px;}\
  .ace_br6 {border-top-right-radius   : 3px; border-bottom-right-radius: 3px;}\
  .ace_br7 {border-top-left-radius    : 3px; border-top-right-radius:    3px; border-bottom-right-radius: 3px;}\
  .ace_br8 {border-bottom-left-radius : 3px;}\
  .ace_br9 {border-top-left-radius    : 3px; border-bottom-left-radius:  3px;}\
  .ace_br10{border-top-right-radius   : 3px; border-bottom-left-radius:  3px;}\
  .ace_br11{border-top-left-radius    : 3px; border-top-right-radius:    3px; border-bottom-left-radius:  3px;}\
  .ace_br12{border-bottom-right-radius: 3px; border-bottom-left-radius:  3px;}\
  .ace_br13{border-top-left-radius    : 3px; border-bottom-right-radius: 3px; border-bottom-left-radius:  3px;}\
  .ace_br14{border-top-right-radius   : 3px; border-bottom-right-radius: 3px; border-bottom-left-radius:  3px;}\
  .ace_br15{border-top-left-radius    : 3px; border-top-right-radius:    3px; border-bottom-right-radius: 3px; border-bottom-left-radius: 3px;}\
  ";
  
  dom.importCssString(editorCss, "ace_editor.css");
  
  var VirtualRenderer = function(container, theme) {
      var _self = this;
  
      this.container = container || dom.createElement("div");
      this.$keepTextAreaAtCursor = !useragent.isOldIE;
  
      dom.addCssClass(this.container, "ace_editor");
  
      this.setTheme(theme);
  
      this.$gutter = dom.createElement("div");
      this.$gutter.className = "ace_gutter";
      this.container.appendChild(this.$gutter);
  
      this.scroller = dom.createElement("div");
      this.scroller.className = "ace_scroller";
      this.container.appendChild(this.scroller);
  
      this.content = dom.createElement("div");
      this.content.className = "ace_content";
      this.scroller.appendChild(this.content);
  
      this.$gutterLayer = new GutterLayer(this.$gutter);
      this.$gutterLayer.on("changeGutterWidth", this.onGutterResize.bind(this));
  
      this.$markerBack = new MarkerLayer(this.content);
  
      var textLayer = this.$textLayer = new TextLayer(this.content);
      this.canvas = textLayer.element;
  
      this.$markerFront = new MarkerLayer(this.content);
  
      this.$cursorLayer = new CursorLayer(this.content);
      this.$horizScroll = false;
      this.$vScroll = false;
  
      this.scrollBar = 
      this.scrollBarV = new VScrollBar(this.container, this);
      this.scrollBarH = new HScrollBar(this.container, this);
      this.scrollBarV.addEventListener("scroll", function(e) {
          if (!_self.$scrollAnimation)
              _self.session.setScrollTop(e.data - _self.scrollMargin.top);
      });
      this.scrollBarH.addEventListener("scroll", function(e) {
          if (!_self.$scrollAnimation)
              _self.session.setScrollLeft(e.data - _self.scrollMargin.left);
      });
  
      this.scrollTop = 0;
      this.scrollLeft = 0;
  
      this.cursorPos = {
          row : 0,
          column : 0
      };
  
      this.$fontMetrics = new FontMetrics(this.container, 500);
      this.$textLayer.$setFontMetrics(this.$fontMetrics);
      this.$textLayer.addEventListener("changeCharacterSize", function(e) {
          _self.updateCharacterSize();
          _self.onResize(true, _self.gutterWidth, _self.$size.width, _self.$size.height);
          _self._signal("changeCharacterSize", e);
      });
  
      this.$size = {
          width: 0,
          height: 0,
          scrollerHeight: 0,
          scrollerWidth: 0,
          $dirty: true
      };
  
      this.layerConfig = {
          width : 1,
          padding : 0,
          firstRow : 0,
          firstRowScreen: 0,
          lastRow : 0,
          lineHeight : 0,
          characterWidth : 0,
          minHeight : 1,
          maxHeight : 1,
          offset : 0,
          height : 1,
          gutterOffset: 1
      };
      
      this.scrollMargin = {
          left: 0,
          right: 0,
          top: 0,
          bottom: 0,
          v: 0,
          h: 0
      };
  
      this.$loop = new RenderLoop(
          this.$renderChanges.bind(this),
          this.container.ownerDocument.defaultView
      );
      this.$loop.schedule(this.CHANGE_FULL);
  
      this.updateCharacterSize();
      this.setPadding(4);
      config.resetOptions(this);
      config._emit("renderer", this);
  };
  
  (function() {
  
      this.CHANGE_CURSOR = 1;
      this.CHANGE_MARKER = 2;
      this.CHANGE_GUTTER = 4;
      this.CHANGE_SCROLL = 8;
      this.CHANGE_LINES = 16;
      this.CHANGE_TEXT = 32;
      this.CHANGE_SIZE = 64;
      this.CHANGE_MARKER_BACK = 128;
      this.CHANGE_MARKER_FRONT = 256;
      this.CHANGE_FULL = 512;
      this.CHANGE_H_SCROLL = 1024;
  
      oop.implement(this, EventEmitter);
  
      this.updateCharacterSize = function() {
          if (this.$textLayer.allowBoldFonts != this.$allowBoldFonts) {
              this.$allowBoldFonts = this.$textLayer.allowBoldFonts;
              this.setStyle("ace_nobold", !this.$allowBoldFonts);
          }
  
          this.layerConfig.characterWidth =
          this.characterWidth = this.$textLayer.getCharacterWidth();
          this.layerConfig.lineHeight =
          this.lineHeight = this.$textLayer.getLineHeight();
          this.$updatePrintMargin();
      };
      this.setSession = function(session) {
          if (this.session)
              this.session.doc.off("changeNewLineMode", this.onChangeNewLineMode);
              
          this.session = session;
          if (session && this.scrollMargin.top && session.getScrollTop() <= 0)
              session.setScrollTop(-this.scrollMargin.top);
  
          this.$cursorLayer.setSession(session);
          this.$markerBack.setSession(session);
          this.$markerFront.setSession(session);
          this.$gutterLayer.setSession(session);
          this.$textLayer.setSession(session);
          if (!session)
              return;
          
          this.$loop.schedule(this.CHANGE_FULL);
          this.session.$setFontMetrics(this.$fontMetrics);
          
          this.onChangeNewLineMode = this.onChangeNewLineMode.bind(this);
          this.onChangeNewLineMode()
          this.session.doc.on("changeNewLineMode", this.onChangeNewLineMode);
      };
      this.updateLines = function(firstRow, lastRow, force) {
          if (lastRow === undefined)
              lastRow = Infinity;
  
          if (!this.$changedLines) {
              this.$changedLines = {
                  firstRow: firstRow,
                  lastRow: lastRow
              };
          }
          else {
              if (this.$changedLines.firstRow > firstRow)
                  this.$changedLines.firstRow = firstRow;
  
              if (this.$changedLines.lastRow < lastRow)
                  this.$changedLines.lastRow = lastRow;
          }
          if (this.$changedLines.lastRow < this.layerConfig.firstRow) {
              if (force)
                  this.$changedLines.lastRow = this.layerConfig.lastRow;
              else
                  return;
          }
          if (this.$changedLines.firstRow > this.layerConfig.lastRow)
              return;
          this.$loop.schedule(this.CHANGE_LINES);
      };
  
      this.onChangeNewLineMode = function() {
          this.$loop.schedule(this.CHANGE_TEXT);
          this.$textLayer.$updateEolChar();
      };
      
      this.onChangeTabSize = function() {
          this.$loop.schedule(this.CHANGE_TEXT | this.CHANGE_MARKER);
          this.$textLayer.onChangeTabSize();
      };
      this.updateText = function() {
          this.$loop.schedule(this.CHANGE_TEXT);
      };
      this.updateFull = function(force) {
          if (force)
              this.$renderChanges(this.CHANGE_FULL, true);
          else
              this.$loop.schedule(this.CHANGE_FULL);
      };
      this.updateFontSize = function() {
          this.$textLayer.checkForSizeChanges();
      };
  
      this.$changes = 0;
      this.$updateSizeAsync = function() {
          if (this.$loop.pending)
              this.$size.$dirty = true;
          else
              this.onResize();
      };
      this.onResize = function(force, gutterWidth, width, height) {
          if (this.resizing > 2)
              return;
          else if (this.resizing > 0)
              this.resizing++;
          else
              this.resizing = force ? 1 : 0;
          var el = this.container;
          if (!height)
              height = el.clientHeight || el.scrollHeight;
          if (!width)
              width = el.clientWidth || el.scrollWidth;
          var changes = this.$updateCachedSize(force, gutterWidth, width, height);
  
          
          if (!this.$size.scrollerHeight || (!width && !height))
              return this.resizing = 0;
  
          if (force)
              this.$gutterLayer.$padding = null;
  
          if (force)
              this.$renderChanges(changes | this.$changes, true);
          else
              this.$loop.schedule(changes | this.$changes);
  
          if (this.resizing)
              this.resizing = 0;
          this.scrollBarV.scrollLeft = this.scrollBarV.scrollTop = null;
      };
      
      this.$updateCachedSize = function(force, gutterWidth, width, height) {
          height -= (this.$extraHeight || 0);
          var changes = 0;
          var size = this.$size;
          var oldSize = {
              width: size.width,
              height: size.height,
              scrollerHeight: size.scrollerHeight,
              scrollerWidth: size.scrollerWidth
          };
          if (height && (force || size.height != height)) {
              size.height = height;
              changes |= this.CHANGE_SIZE;
  
              size.scrollerHeight = size.height;
              if (this.$horizScroll)
                  size.scrollerHeight -= this.scrollBarH.getHeight();
              this.scrollBarV.element.style.bottom = this.scrollBarH.getHeight() + "px";
  
              changes = changes | this.CHANGE_SCROLL;
          }
  
          if (width && (force || size.width != width)) {
              changes |= this.CHANGE_SIZE;
              size.width = width;
              
              if (gutterWidth == null)
                  gutterWidth = this.$showGutter ? this.$gutter.offsetWidth : 0;
              
              this.gutterWidth = gutterWidth;
              
              this.scrollBarH.element.style.left = 
              this.scroller.style.left = gutterWidth + "px";
              size.scrollerWidth = Math.max(0, width - gutterWidth - this.scrollBarV.getWidth());           
              
              this.scrollBarH.element.style.right = 
              this.scroller.style.right = this.scrollBarV.getWidth() + "px";
              this.scroller.style.bottom = this.scrollBarH.getHeight() + "px";
  
              if (this.session && this.session.getUseWrapMode() && this.adjustWrapLimit() || force)
                  changes |= this.CHANGE_FULL;
          }
          
          size.$dirty = !width || !height;
  
          if (changes)
              this._signal("resize", oldSize);
  
          return changes;
      };
  
      this.onGutterResize = function() {
          var gutterWidth = this.$showGutter ? this.$gutter.offsetWidth : 0;
          if (gutterWidth != this.gutterWidth)
              this.$changes |= this.$updateCachedSize(true, gutterWidth, this.$size.width, this.$size.height);
  
          if (this.session.getUseWrapMode() && this.adjustWrapLimit()) {
              this.$loop.schedule(this.CHANGE_FULL);
          } else if (this.$size.$dirty) {
              this.$loop.schedule(this.CHANGE_FULL);
          } else {
              this.$computeLayerConfig();
              this.$loop.schedule(this.CHANGE_MARKER);
          }
      };
      this.adjustWrapLimit = function() {
          var availableWidth = this.$size.scrollerWidth - this.$padding * 2;
          var limit = Math.floor(availableWidth / this.characterWidth);
          return this.session.adjustWrapLimit(limit, this.$showPrintMargin && this.$printMarginColumn);
      };
      this.setAnimatedScroll = function(shouldAnimate){
          this.setOption("animatedScroll", shouldAnimate);
      };
      this.getAnimatedScroll = function() {
          return this.$animatedScroll;
      };
      this.setShowInvisibles = function(showInvisibles) {
          this.setOption("showInvisibles", showInvisibles);
      };
      this.getShowInvisibles = function() {
          return this.getOption("showInvisibles");
      };
      this.getDisplayIndentGuides = function() {
          return this.getOption("displayIndentGuides");
      };
  
      this.setDisplayIndentGuides = function(display) {
          this.setOption("displayIndentGuides", display);
      };
      this.setShowPrintMargin = function(showPrintMargin) {
          this.setOption("showPrintMargin", showPrintMargin);
      };
      this.getShowPrintMargin = function() {
          return this.getOption("showPrintMargin");
      };
      this.setPrintMarginColumn = function(showPrintMargin) {
          this.setOption("printMarginColumn", showPrintMargin);
      };
      this.getPrintMarginColumn = function() {
          return this.getOption("printMarginColumn");
      };
      this.getShowGutter = function(){
          return this.getOption("showGutter");
      };
      this.setShowGutter = function(show){
          return this.setOption("showGutter", show);
      };
  
      this.getFadeFoldWidgets = function(){
          return this.getOption("fadeFoldWidgets")
      };
  
      this.setFadeFoldWidgets = function(show) {
          this.setOption("fadeFoldWidgets", show);
      };
  
      this.setHighlightGutterLine = function(shouldHighlight) {
          this.setOption("highlightGutterLine", shouldHighlight);
      };
  
      this.getHighlightGutterLine = function() {
          return this.getOption("highlightGutterLine");
      };
  
      this.$updateGutterLineHighlight = function() {
          var pos = this.$cursorLayer.$pixelPos;
          var height = this.layerConfig.lineHeight;
          if (this.session.getUseWrapMode()) {
              var cursor = this.session.selection.getCursor();
              cursor.column = 0;
              pos = this.$cursorLayer.getPixelPosition(cursor, true);
              height *= this.session.getRowLength(cursor.row);
          }
          this.$gutterLineHighlight.style.top = pos.top - this.layerConfig.offset + "px";
          this.$gutterLineHighlight.style.height = height + "px";
      };
  
      this.$updatePrintMargin = function() {
          if (!this.$showPrintMargin && !this.$printMarginEl)
              return;
  
          if (!this.$printMarginEl) {
              var containerEl = dom.createElement("div");
              containerEl.className = "ace_layer ace_print-margin-layer";
              this.$printMarginEl = dom.createElement("div");
              this.$printMarginEl.className = "ace_print-margin";
              containerEl.appendChild(this.$printMarginEl);
              this.content.insertBefore(containerEl, this.content.firstChild);
          }
  
          var style = this.$printMarginEl.style;
          style.left = ((this.characterWidth * this.$printMarginColumn) + this.$padding) + "px";
          style.visibility = this.$showPrintMargin ? "visible" : "hidden";
          
          if (this.session && this.session.$wrap == -1)
              this.adjustWrapLimit();
      };
      this.getContainerElement = function() {
          return this.container;
      };
      this.getMouseEventTarget = function() {
          return this.scroller;
      };
      this.getTextAreaContainer = function() {
          return this.container;
      };
      this.$moveTextAreaToCursor = function() {
          if (!this.$keepTextAreaAtCursor)
              return;
          var config = this.layerConfig;
          var posTop = this.$cursorLayer.$pixelPos.top;
          var posLeft = this.$cursorLayer.$pixelPos.left;
          posTop -= config.offset;
  
          var style = this.textarea.style;
          var h = this.lineHeight;
          if (posTop < 0 || posTop > config.height - h) {
              style.top = style.left = "0";
              return;
          }
  
          var w = this.characterWidth;
          if (this.$composition) {
              var val = this.textarea.value.replace(/^\x01+/, "");
              w *= (this.session.$getStringScreenWidth(val)[0]+2);
              h += 2;
          }
          posLeft -= this.scrollLeft;
          if (posLeft > this.$size.scrollerWidth - w)
              posLeft = this.$size.scrollerWidth - w;
  
          posLeft += this.gutterWidth;
          style.height = h + "px";
          style.width = w + "px";
          style.left = Math.min(posLeft, this.$size.scrollerWidth - w) + "px";
          style.top = Math.min(posTop, this.$size.height - h) + "px";
      };
      this.getFirstVisibleRow = function() {
          return this.layerConfig.firstRow;
      };
      this.getFirstFullyVisibleRow = function() {
          return this.layerConfig.firstRow + (this.layerConfig.offset === 0 ? 0 : 1);
      };
      this.getLastFullyVisibleRow = function() {
          var flint = Math.floor((this.layerConfig.height + this.layerConfig.offset) / this.layerConfig.lineHeight);
          return this.layerConfig.firstRow - 1 + flint;
      };
      this.getLastVisibleRow = function() {
          return this.layerConfig.lastRow;
      };
  
      this.$padding = null;
      this.setPadding = function(padding) {
          this.$padding = padding;
          this.$textLayer.setPadding(padding);
          this.$cursorLayer.setPadding(padding);
          this.$markerFront.setPadding(padding);
          this.$markerBack.setPadding(padding);
          this.$loop.schedule(this.CHANGE_FULL);
          this.$updatePrintMargin();
      };
      
      this.setScrollMargin = function(top, bottom, left, right) {
          var sm = this.scrollMargin;
          sm.top = top|0;
          sm.bottom = bottom|0;
          sm.right = right|0;
          sm.left = left|0;
          sm.v = sm.top + sm.bottom;
          sm.h = sm.left + sm.right;
          if (sm.top && this.scrollTop <= 0 && this.session)
              this.session.setScrollTop(-sm.top);
          this.updateFull();
      };
      this.getHScrollBarAlwaysVisible = function() {
          return this.$hScrollBarAlwaysVisible;
      };
      this.setHScrollBarAlwaysVisible = function(alwaysVisible) {
          this.setOption("hScrollBarAlwaysVisible", alwaysVisible);
      };
      this.getVScrollBarAlwaysVisible = function() {
          return this.$vScrollBarAlwaysVisible;
      };
      this.setVScrollBarAlwaysVisible = function(alwaysVisible) {
          this.setOption("vScrollBarAlwaysVisible", alwaysVisible);
      };
  
      this.$updateScrollBarV = function() {
          var scrollHeight = this.layerConfig.maxHeight;
          var scrollerHeight = this.$size.scrollerHeight;
          if (!this.$maxLines && this.$scrollPastEnd) {
              scrollHeight -= (scrollerHeight - this.lineHeight) * this.$scrollPastEnd;
              if (this.scrollTop > scrollHeight - scrollerHeight) {
                  scrollHeight = this.scrollTop + scrollerHeight;
                  this.scrollBarV.scrollTop = null;
              }
          }
          this.scrollBarV.setScrollHeight(scrollHeight + this.scrollMargin.v);
          this.scrollBarV.setScrollTop(this.scrollTop + this.scrollMargin.top);
      };
      this.$updateScrollBarH = function() {
          this.scrollBarH.setScrollWidth(this.layerConfig.width + 2 * this.$padding + this.scrollMargin.h);
          this.scrollBarH.setScrollLeft(this.scrollLeft + this.scrollMargin.left);
      };
      
      this.$frozen = false;
      this.freeze = function() {
          this.$frozen = true;
      };
      
      this.unfreeze = function() {
          this.$frozen = false;
      };
  
      this.$renderChanges = function(changes, force) {
          if (this.$changes) {
              changes |= this.$changes;
              this.$changes = 0;
          }
          if ((!this.session || !this.container.offsetWidth || this.$frozen) || (!changes && !force)) {
              this.$changes |= changes;
              return; 
          } 
          if (this.$size.$dirty) {
              this.$changes |= changes;
              return this.onResize(true);
          }
          if (!this.lineHeight) {
              this.$textLayer.checkForSizeChanges();
          }
          
          this._signal("beforeRender");
          var config = this.layerConfig;
          if (changes & this.CHANGE_FULL ||
              changes & this.CHANGE_SIZE ||
              changes & this.CHANGE_TEXT ||
              changes & this.CHANGE_LINES ||
              changes & this.CHANGE_SCROLL ||
              changes & this.CHANGE_H_SCROLL
          ) {
              changes |= this.$computeLayerConfig();
              if (config.firstRow != this.layerConfig.firstRow && config.firstRowScreen == this.layerConfig.firstRowScreen) {
                  var st = this.scrollTop + (config.firstRow - this.layerConfig.firstRow) * this.lineHeight;
                  if (st > 0) {
                      this.scrollTop = st;
                      changes = changes | this.CHANGE_SCROLL;
                      changes |= this.$computeLayerConfig();
                  }
              }
              config = this.layerConfig;
              this.$updateScrollBarV();
              if (changes & this.CHANGE_H_SCROLL)
                  this.$updateScrollBarH();
              this.$gutterLayer.element.style.marginTop = (-config.offset) + "px";
              this.content.style.marginTop = (-config.offset) + "px";
              this.content.style.width = config.width + 2 * this.$padding + "px";
              this.content.style.height = config.minHeight + "px";
          }
          if (changes & this.CHANGE_H_SCROLL) {
              this.content.style.marginLeft = -this.scrollLeft + "px";
              this.scroller.className = this.scrollLeft <= 0 ? "ace_scroller" : "ace_scroller ace_scroll-left";
          }
          if (changes & this.CHANGE_FULL) {
              this.$textLayer.update(config);
              if (this.$showGutter)
                  this.$gutterLayer.update(config);
              this.$markerBack.update(config);
              this.$markerFront.update(config);
              this.$cursorLayer.update(config);
              this.$moveTextAreaToCursor();
              this.$highlightGutterLine && this.$updateGutterLineHighlight();
              this._signal("afterRender");
              return;
          }
          if (changes & this.CHANGE_SCROLL) {
              if (changes & this.CHANGE_TEXT || changes & this.CHANGE_LINES)
                  this.$textLayer.update(config);
              else
                  this.$textLayer.scrollLines(config);
  
              if (this.$showGutter)
                  this.$gutterLayer.update(config);
              this.$markerBack.update(config);
              this.$markerFront.update(config);
              this.$cursorLayer.update(config);
              this.$highlightGutterLine && this.$updateGutterLineHighlight();
              this.$moveTextAreaToCursor();
              this._signal("afterRender");
              return;
          }
  
          if (changes & this.CHANGE_TEXT) {
              this.$textLayer.update(config);
              if (this.$showGutter)
                  this.$gutterLayer.update(config);
          }
          else if (changes & this.CHANGE_LINES) {
              if (this.$updateLines() || (changes & this.CHANGE_GUTTER) && this.$showGutter)
                  this.$gutterLayer.update(config);
          }
          else if (changes & this.CHANGE_TEXT || changes & this.CHANGE_GUTTER) {
              if (this.$showGutter)
                  this.$gutterLayer.update(config);
          }
  
          if (changes & this.CHANGE_CURSOR) {
              this.$cursorLayer.update(config);
              this.$moveTextAreaToCursor();
              this.$highlightGutterLine && this.$updateGutterLineHighlight();
          }
  
          if (changes & (this.CHANGE_MARKER | this.CHANGE_MARKER_FRONT)) {
              this.$markerFront.update(config);
          }
  
          if (changes & (this.CHANGE_MARKER | this.CHANGE_MARKER_BACK)) {
              this.$markerBack.update(config);
          }
  
          this._signal("afterRender");
      };
  
      
      this.$autosize = function() {
          var height = this.session.getScreenLength() * this.lineHeight;
          var maxHeight = this.$maxLines * this.lineHeight;
          var desiredHeight = Math.max(
              (this.$minLines||1) * this.lineHeight,
              Math.min(maxHeight, height)
          ) + this.scrollMargin.v + (this.$extraHeight || 0);
          if (this.$horizScroll)
              desiredHeight += this.scrollBarH.getHeight();
          var vScroll = height > maxHeight;
          
          if (desiredHeight != this.desiredHeight ||
              this.$size.height != this.desiredHeight || vScroll != this.$vScroll) {
              if (vScroll != this.$vScroll) {
                  this.$vScroll = vScroll;
                  this.scrollBarV.setVisible(vScroll);
              }
              
              var w = this.container.clientWidth;
              this.container.style.height = desiredHeight + "px";
              this.$updateCachedSize(true, this.$gutterWidth, w, desiredHeight);
              this.desiredHeight = desiredHeight;
              
              this._signal("autosize");
          }
      };
      
      this.$computeLayerConfig = function() {
          var session = this.session;
          var size = this.$size;
          
          var hideScrollbars = size.height <= 2 * this.lineHeight;
          var screenLines = this.session.getScreenLength();
          var maxHeight = screenLines * this.lineHeight;
  
          var longestLine = this.$getLongestLine();
          
          var horizScroll = !hideScrollbars && (this.$hScrollBarAlwaysVisible ||
              size.scrollerWidth - longestLine - 2 * this.$padding < 0);
  
          var hScrollChanged = this.$horizScroll !== horizScroll;
          if (hScrollChanged) {
              this.$horizScroll = horizScroll;
              this.scrollBarH.setVisible(horizScroll);
          }
          var vScrollBefore = this.$vScroll; // autosize can change vscroll value in which case we need to update longestLine
          if (this.$maxLines && this.lineHeight > 1)
              this.$autosize();
  
          var offset = this.scrollTop % this.lineHeight;
          var minHeight = size.scrollerHeight + this.lineHeight;
          
          var scrollPastEnd = !this.$maxLines && this.$scrollPastEnd
              ? (size.scrollerHeight - this.lineHeight) * this.$scrollPastEnd
              : 0;
          maxHeight += scrollPastEnd;
          
          var sm = this.scrollMargin;
          this.session.setScrollTop(Math.max(-sm.top,
              Math.min(this.scrollTop, maxHeight - size.scrollerHeight + sm.bottom)));
  
          this.session.setScrollLeft(Math.max(-sm.left, Math.min(this.scrollLeft, 
              longestLine + 2 * this.$padding - size.scrollerWidth + sm.right)));
          
          var vScroll = !hideScrollbars && (this.$vScrollBarAlwaysVisible ||
              size.scrollerHeight - maxHeight + scrollPastEnd < 0 || this.scrollTop > sm.top);
          var vScrollChanged = vScrollBefore !== vScroll;
          if (vScrollChanged) {
              this.$vScroll = vScroll;
              this.scrollBarV.setVisible(vScroll);
          }
  
          var lineCount = Math.ceil(minHeight / this.lineHeight) - 1;
          var firstRow = Math.max(0, Math.round((this.scrollTop - offset) / this.lineHeight));
          var lastRow = firstRow + lineCount;
          var firstRowScreen, firstRowHeight;
          var lineHeight = this.lineHeight;
          firstRow = session.screenToDocumentRow(firstRow, 0);
          var foldLine = session.getFoldLine(firstRow);
          if (foldLine) {
              firstRow = foldLine.start.row;
          }
  
          firstRowScreen = session.documentToScreenRow(firstRow, 0);
          firstRowHeight = session.getRowLength(firstRow) * lineHeight;
  
          lastRow = Math.min(session.screenToDocumentRow(lastRow, 0), session.getLength() - 1);
          minHeight = size.scrollerHeight + session.getRowLength(lastRow) * lineHeight +
                                                  firstRowHeight;
  
          offset = this.scrollTop - firstRowScreen * lineHeight;
  
          var changes = 0;
          if (this.layerConfig.width != longestLine) 
              changes = this.CHANGE_H_SCROLL;
          if (hScrollChanged || vScrollChanged) {
              changes = this.$updateCachedSize(true, this.gutterWidth, size.width, size.height);
              this._signal("scrollbarVisibilityChanged");
              if (vScrollChanged)
                  longestLine = this.$getLongestLine();
          }
          
          this.layerConfig = {
              width : longestLine,
              padding : this.$padding,
              firstRow : firstRow,
              firstRowScreen: firstRowScreen,
              lastRow : lastRow,
              lineHeight : lineHeight,
              characterWidth : this.characterWidth,
              minHeight : minHeight,
              maxHeight : maxHeight,
              offset : offset,
              gutterOffset : Math.max(0, Math.ceil((offset + size.height - size.scrollerHeight) / lineHeight)),
              height : this.$size.scrollerHeight
          };
  
          return changes;
      };
  
      this.$updateLines = function() {
          var firstRow = this.$changedLines.firstRow;
          var lastRow = this.$changedLines.lastRow;
          this.$changedLines = null;
  
          var layerConfig = this.layerConfig;
  
          if (firstRow > layerConfig.lastRow + 1) { return; }
          if (lastRow < layerConfig.firstRow) { return; }
          if (lastRow === Infinity) {
              if (this.$showGutter)
                  this.$gutterLayer.update(layerConfig);
              this.$textLayer.update(layerConfig);
              return;
          }
          this.$textLayer.updateLines(layerConfig, firstRow, lastRow);
          return true;
      };
  
      this.$getLongestLine = function() {
          var charCount = this.session.getScreenWidth();
          if (this.showInvisibles && !this.session.$useWrapMode)
              charCount += 1;
  
          return Math.max(this.$size.scrollerWidth - 2 * this.$padding, Math.round(charCount * this.characterWidth));
      };
      this.updateFrontMarkers = function() {
          this.$markerFront.setMarkers(this.session.getMarkers(true));
          this.$loop.schedule(this.CHANGE_MARKER_FRONT);
      };
      this.updateBackMarkers = function() {
          this.$markerBack.setMarkers(this.session.getMarkers());
          this.$loop.schedule(this.CHANGE_MARKER_BACK);
      };
      this.addGutterDecoration = function(row, className){
          this.$gutterLayer.addGutterDecoration(row, className);
      };
      this.removeGutterDecoration = function(row, className){
          this.$gutterLayer.removeGutterDecoration(row, className);
      };
      this.updateBreakpoints = function(rows) {
          this.$loop.schedule(this.CHANGE_GUTTER);
      };
      this.setAnnotations = function(annotations) {
          this.$gutterLayer.setAnnotations(annotations);
          this.$loop.schedule(this.CHANGE_GUTTER);
      };
      this.updateCursor = function() {
          this.$loop.schedule(this.CHANGE_CURSOR);
      };
      this.hideCursor = function() {
          this.$cursorLayer.hideCursor();
      };
      this.showCursor = function() {
          this.$cursorLayer.showCursor();
      };
  
      this.scrollSelectionIntoView = function(anchor, lead, offset) {
          this.scrollCursorIntoView(anchor, offset);
          this.scrollCursorIntoView(lead, offset);
      };
      this.scrollCursorIntoView = function(cursor, offset, $viewMargin) {
          if (this.$size.scrollerHeight === 0)
              return;
  
          var pos = this.$cursorLayer.getPixelPosition(cursor);
  
          var left = pos.left;
          var top = pos.top;
          
          var topMargin = $viewMargin && $viewMargin.top || 0;
          var bottomMargin = $viewMargin && $viewMargin.bottom || 0;
          
          var scrollTop = this.$scrollAnimation ? this.session.getScrollTop() : this.scrollTop;
          
          if (scrollTop + topMargin > top) {
              if (offset)
                  top -= offset * this.$size.scrollerHeight;
              if (top === 0)
                  top = -this.scrollMargin.top;
              this.session.setScrollTop(top);
          } else if (scrollTop + this.$size.scrollerHeight - bottomMargin < top + this.lineHeight) {
              if (offset)
                  top += offset * this.$size.scrollerHeight;
              this.session.setScrollTop(top + this.lineHeight - this.$size.scrollerHeight);
          }
  
          var scrollLeft = this.scrollLeft;
  
          if (scrollLeft > left) {
              if (left < this.$padding + 2 * this.layerConfig.characterWidth)
                  left = -this.scrollMargin.left;
              this.session.setScrollLeft(left);
          } else if (scrollLeft + this.$size.scrollerWidth < left + this.characterWidth) {
              this.session.setScrollLeft(Math.round(left + this.characterWidth - this.$size.scrollerWidth));
          } else if (scrollLeft <= this.$padding && left - scrollLeft < this.characterWidth) {
              this.session.setScrollLeft(0);
          }
      };
      this.getScrollTop = function() {
          return this.session.getScrollTop();
      };
      this.getScrollLeft = function() {
          return this.session.getScrollLeft();
      };
      this.getScrollTopRow = function() {
          return this.scrollTop / this.lineHeight;
      };
      this.getScrollBottomRow = function() {
          return Math.max(0, Math.floor((this.scrollTop + this.$size.scrollerHeight) / this.lineHeight) - 1);
      };
      this.scrollToRow = function(row) {
          this.session.setScrollTop(row * this.lineHeight);
      };
  
      this.alignCursor = function(cursor, alignment) {
          if (typeof cursor == "number")
              cursor = {row: cursor, column: 0};
  
          var pos = this.$cursorLayer.getPixelPosition(cursor);
          var h = this.$size.scrollerHeight - this.lineHeight;
          var offset = pos.top - h * (alignment || 0);
  
          this.session.setScrollTop(offset);
          return offset;
      };
  
      this.STEPS = 8;
      this.$calcSteps = function(fromValue, toValue){
          var i = 0;
          var l = this.STEPS;
          var steps = [];
  
          var func  = function(t, x_min, dx) {
              return dx * (Math.pow(t - 1, 3) + 1) + x_min;
          };
  
          for (i = 0; i < l; ++i)
              steps.push(func(i / this.STEPS, fromValue, toValue - fromValue));
  
          return steps;
      };
      this.scrollToLine = function(line, center, animate, callback) {
          var pos = this.$cursorLayer.getPixelPosition({row: line, column: 0});
          var offset = pos.top;
          if (center)
              offset -= this.$size.scrollerHeight / 2;
  
          var initialScroll = this.scrollTop;
          this.session.setScrollTop(offset);
          if (animate !== false)
              this.animateScrolling(initialScroll, callback);
      };
  
      this.animateScrolling = function(fromValue, callback) {
          var toValue = this.scrollTop;
          if (!this.$animatedScroll)
              return;
          var _self = this;
          
          if (fromValue == toValue)
              return;
          
          if (this.$scrollAnimation) {
              var oldSteps = this.$scrollAnimation.steps;
              if (oldSteps.length) {
                  fromValue = oldSteps[0];
                  if (fromValue == toValue)
                      return;
              }
          }
          
          var steps = _self.$calcSteps(fromValue, toValue);
          this.$scrollAnimation = {from: fromValue, to: toValue, steps: steps};
  
          clearInterval(this.$timer);
  
          _self.session.setScrollTop(steps.shift());
          _self.session.$scrollTop = toValue;
          this.$timer = setInterval(function() {
              if (steps.length) {
                  _self.session.setScrollTop(steps.shift());
                  _self.session.$scrollTop = toValue;
              } else if (toValue != null) {
                  _self.session.$scrollTop = -1;
                  _self.session.setScrollTop(toValue);
                  toValue = null;
              } else {
                  _self.$timer = clearInterval(_self.$timer);
                  _self.$scrollAnimation = null;
                  callback && callback();
              }
          }, 10);
      };
      this.scrollToY = function(scrollTop) {
          if (this.scrollTop !== scrollTop) {
              this.$loop.schedule(this.CHANGE_SCROLL);
              this.scrollTop = scrollTop;
          }
      };
      this.scrollToX = function(scrollLeft) {
          if (this.scrollLeft !== scrollLeft)
              this.scrollLeft = scrollLeft;
          this.$loop.schedule(this.CHANGE_H_SCROLL);
      };
      this.scrollTo = function(x, y) {
          this.session.setScrollTop(y);
          this.session.setScrollLeft(y);
      };
      this.scrollBy = function(deltaX, deltaY) {
          deltaY && this.session.setScrollTop(this.session.getScrollTop() + deltaY);
          deltaX && this.session.setScrollLeft(this.session.getScrollLeft() + deltaX);
      };
      this.isScrollableBy = function(deltaX, deltaY) {
          if (deltaY < 0 && this.session.getScrollTop() >= 1 - this.scrollMargin.top)
             return true;
          if (deltaY > 0 && this.session.getScrollTop() + this.$size.scrollerHeight
              - this.layerConfig.maxHeight < -1 + this.scrollMargin.bottom)
             return true;
          if (deltaX < 0 && this.session.getScrollLeft() >= 1 - this.scrollMargin.left)
              return true;
          if (deltaX > 0 && this.session.getScrollLeft() + this.$size.scrollerWidth
              - this.layerConfig.width < -1 + this.scrollMargin.right)
             return true;
      };
  
      this.pixelToScreenCoordinates = function(x, y) {
          var canvasPos = this.scroller.getBoundingClientRect();
  
          var offset = (x + this.scrollLeft - canvasPos.left - this.$padding) / this.characterWidth;
          var row = Math.floor((y + this.scrollTop - canvasPos.top) / this.lineHeight);
          var col = Math.round(offset);
  
          return {row: row, column: col, side: offset - col > 0 ? 1 : -1};
      };
  
      this.screenToTextCoordinates = function(x, y) {
          var canvasPos = this.scroller.getBoundingClientRect();
  
          var col = Math.round(
              (x + this.scrollLeft - canvasPos.left - this.$padding) / this.characterWidth
          );
  
          var row = (y + this.scrollTop - canvasPos.top) / this.lineHeight;
  
          return this.session.screenToDocumentPosition(row, Math.max(col, 0));
      };
      this.textToScreenCoordinates = function(row, column) {
          var canvasPos = this.scroller.getBoundingClientRect();
          var pos = this.session.documentToScreenPosition(row, column);
  
          var x = this.$padding + Math.round(pos.column * this.characterWidth);
          var y = pos.row * this.lineHeight;
  
          return {
              pageX: canvasPos.left + x - this.scrollLeft,
              pageY: canvasPos.top + y - this.scrollTop
          };
      };
      this.visualizeFocus = function() {
          dom.addCssClass(this.container, "ace_focus");
      };
      this.visualizeBlur = function() {
          dom.removeCssClass(this.container, "ace_focus");
      };
      this.showComposition = function(position) {
          if (!this.$composition)
              this.$composition = {
                  keepTextAreaAtCursor: this.$keepTextAreaAtCursor,
                  cssText: this.textarea.style.cssText
              };
  
          this.$keepTextAreaAtCursor = true;
          dom.addCssClass(this.textarea, "ace_composition");
          this.textarea.style.cssText = "";
          this.$moveTextAreaToCursor();
      };
      this.setCompositionText = function(text) {
          this.$moveTextAreaToCursor();
      };
      this.hideComposition = function() {
          if (!this.$composition)
              return;
  
          dom.removeCssClass(this.textarea, "ace_composition");
          this.$keepTextAreaAtCursor = this.$composition.keepTextAreaAtCursor;
          this.textarea.style.cssText = this.$composition.cssText;
          this.$composition = null;
      };
      this.setTheme = function(theme, cb) {
          var _self = this;
          this.$themeId = theme;
          _self._dispatchEvent('themeChange',{theme:theme});
  
          if (!theme || typeof theme == "string") {
              var moduleName = theme || this.$options.theme.initialValue;
              config.loadModule(["theme", moduleName], afterLoad);
          } else {
              afterLoad(theme);
          }
  
          function afterLoad(module) {
              if (_self.$themeId != theme)
                  return cb && cb();
              if (!module.cssClass)
                  return;
              dom.importCssString(
                  module.cssText,
                  module.cssClass,
                  _self.container.ownerDocument
              );
  
              if (_self.theme)
                  dom.removeCssClass(_self.container, _self.theme.cssClass);
  
              var padding = "padding" in module ? module.padding 
                  : "padding" in (_self.theme || {}) ? 4 : _self.$padding;
              if (_self.$padding && padding != _self.$padding)
                  _self.setPadding(padding);
              _self.$theme = module.cssClass;
  
              _self.theme = module;
              dom.addCssClass(_self.container, module.cssClass);
              dom.setCssClass(_self.container, "ace_dark", module.isDark);
              if (_self.$size) {
                  _self.$size.width = 0;
                  _self.$updateSizeAsync();
              }
  
              _self._dispatchEvent('themeLoaded', {theme:module});
              cb && cb();
          }
      };
      this.getTheme = function() {
          return this.$themeId;
      };
      this.setStyle = function(style, include) {
          dom.setCssClass(this.container, style, include !== false);
      };
      this.unsetStyle = function(style) {
          dom.removeCssClass(this.container, style);
      };
      
      this.setCursorStyle = function(style) {
          if (this.scroller.style.cursor != style)
              this.scroller.style.cursor = style;
      };
      this.setMouseCursor = function(cursorStyle) {
          this.scroller.style.cursor = cursorStyle;
      };
      this.destroy = function() {
          this.$textLayer.destroy();
          this.$cursorLayer.destroy();
      };
  
  }).call(VirtualRenderer.prototype);
  
  
  config.defineOptions(VirtualRenderer.prototype, "renderer", {
      animatedScroll: {initialValue: false},
      showInvisibles: {
          set: function(value) {
              if (this.$textLayer.setShowInvisibles(value))
                  this.$loop.schedule(this.CHANGE_TEXT);
          },
          initialValue: false
      },
      showPrintMargin: {
          set: function() { this.$updatePrintMargin(); },
          initialValue: true
      },
      printMarginColumn: {
          set: function() { this.$updatePrintMargin(); },
          initialValue: 80
      },
      printMargin: {
          set: function(val) {
              if (typeof val == "number")
                  this.$printMarginColumn = val;
              this.$showPrintMargin = !!val;
              this.$updatePrintMargin();
          },
          get: function() {
              return this.$showPrintMargin && this.$printMarginColumn; 
          }
      },
      showGutter: {
          set: function(show){
              this.$gutter.style.display = show ? "block" : "none";
              this.$loop.schedule(this.CHANGE_FULL);
              this.onGutterResize();
          },
          initialValue: true
      },
      fadeFoldWidgets: {
          set: function(show) {
              dom.setCssClass(this.$gutter, "ace_fade-fold-widgets", show);
          },
          initialValue: false
      },
      showFoldWidgets: {
          set: function(show) {this.$gutterLayer.setShowFoldWidgets(show)},
          initialValue: true
      },
      showLineNumbers: {
          set: function(show) {
              this.$gutterLayer.setShowLineNumbers(show);
              this.$loop.schedule(this.CHANGE_GUTTER);
          },
          initialValue: true
      },
      displayIndentGuides: {
          set: function(show) {
              if (this.$textLayer.setDisplayIndentGuides(show))
                  this.$loop.schedule(this.CHANGE_TEXT);
          },
          initialValue: true
      },
      highlightGutterLine: {
          set: function(shouldHighlight) {
              if (!this.$gutterLineHighlight) {
                  this.$gutterLineHighlight = dom.createElement("div");
                  this.$gutterLineHighlight.className = "ace_gutter-active-line";
                  this.$gutter.appendChild(this.$gutterLineHighlight);
                  return;
              }
  
              this.$gutterLineHighlight.style.display = shouldHighlight ? "" : "none";
              if (this.$cursorLayer.$pixelPos)
                  this.$updateGutterLineHighlight();
          },
          initialValue: false,
          value: true
      },
      hScrollBarAlwaysVisible: {
          set: function(val) {
              if (!this.$hScrollBarAlwaysVisible || !this.$horizScroll)
                  this.$loop.schedule(this.CHANGE_SCROLL);
          },
          initialValue: false
      },
      vScrollBarAlwaysVisible: {
          set: function(val) {
              if (!this.$vScrollBarAlwaysVisible || !this.$vScroll)
                  this.$loop.schedule(this.CHANGE_SCROLL);
          },
          initialValue: false
      },
      fontSize:  {
          set: function(size) {
              if (typeof size == "number")
                  size = size + "px";
              this.container.style.fontSize = size;
              this.updateFontSize();
          },
          initialValue: 12
      },
      fontFamily: {
          set: function(name) {
              this.container.style.fontFamily = name;
              this.updateFontSize();
          }
      },
      maxLines: {
          set: function(val) {
              this.updateFull();
          }
      },
      minLines: {
          set: function(val) {
              this.updateFull();
          }
      },
      scrollPastEnd: {
          set: function(val) {
              val = +val || 0;
              if (this.$scrollPastEnd == val)
                  return;
              this.$scrollPastEnd = val;
              this.$loop.schedule(this.CHANGE_SCROLL);
          },
          initialValue: 0,
          handlesSet: true
      },
      fixedWidthGutter: {
          set: function(val) {
              this.$gutterLayer.$fixedWidth = !!val;
              this.$loop.schedule(this.CHANGE_GUTTER);
          }
      },
      theme: {
          set: function(val) { this.setTheme(val) },
          get: function() { return this.$themeId || this.theme; },
          initialValue: "./theme/textmate",
          handlesSet: true
      }
  });
  
  exports.VirtualRenderer = VirtualRenderer;
  });
  
  ace.define("ace/worker/worker_client",["require","exports","module","ace/lib/oop","ace/lib/net","ace/lib/event_emitter","ace/config"], function(require, exports, module) {
  "use strict";
  
  var oop = require("../lib/oop");
  var net = require("../lib/net");
  var EventEmitter = require("../lib/event_emitter").EventEmitter;
  var config = require("../config");
  
  var WorkerClient = function(topLevelNamespaces, mod, classname, workerUrl) {
      this.$sendDeltaQueue = this.$sendDeltaQueue.bind(this);
      this.changeListener = this.changeListener.bind(this);
      this.onMessage = this.onMessage.bind(this);
      if (require.nameToUrl && !require.toUrl)
          require.toUrl = require.nameToUrl;
      
      if (config.get("packaged") || !require.toUrl) {
          workerUrl = workerUrl || config.moduleUrl(mod, "worker");
      } else {
          var normalizePath = this.$normalizePath;
          workerUrl = workerUrl || normalizePath(require.toUrl("ace/worker/worker.js", null, "_"));
  
          var tlns = {};
          topLevelNamespaces.forEach(function(ns) {
              tlns[ns] = normalizePath(require.toUrl(ns, null, "_").replace(/(\.js)?(\?.*)?$/, ""));
          });
      }
  
      try {
          this.$worker = new Worker(workerUrl);
      } catch(e) {
          if (e instanceof window.DOMException) {
              var blob = this.$workerBlob(workerUrl);
              var URL = window.URL || window.webkitURL;
              var blobURL = URL.createObjectURL(blob);
  
              this.$worker = new Worker(blobURL);
              URL.revokeObjectURL(blobURL);
          } else {
              throw e;
          }
      }
      this.$worker.postMessage({
          init : true,
          tlns : tlns,
          module : mod,
          classname : classname
      });
  
      this.callbackId = 1;
      this.callbacks = {};
  
      this.$worker.onmessage = this.onMessage;
  };
  
  (function(){
  
      oop.implement(this, EventEmitter);
  
      this.onMessage = function(e) {
          var msg = e.data;
          switch(msg.type) {
              case "event":
                  this._signal(msg.name, {data: msg.data});
                  break;
              case "call":
                  var callback = this.callbacks[msg.id];
                  if (callback) {
                      callback(msg.data);
                      delete this.callbacks[msg.id];
                  }
                  break;
              case "error":
                  this.reportError(msg.data);
                  break;
              case "log":
                  window.console && console.log && console.log.apply(console, msg.data);
                  break;
          }
      };
      
      this.reportError = function(err) {
          window.console && console.error && console.error(err);
      };
  
      this.$normalizePath = function(path) {
          return net.qualifyURL(path);
      };
  
      this.terminate = function() {
          this._signal("terminate", {});
          this.deltaQueue = null;
          this.$worker.terminate();
          this.$worker = null;
          if (this.$doc)
              this.$doc.off("change", this.changeListener);
          this.$doc = null;
      };
  
      this.send = function(cmd, args) {
          this.$worker.postMessage({command: cmd, args: args});
      };
  
      this.call = function(cmd, args, callback) {
          if (callback) {
              var id = this.callbackId++;
              this.callbacks[id] = callback;
              args.push(id);
          }
          this.send(cmd, args);
      };
  
      this.emit = function(event, data) {
          try {
              this.$worker.postMessage({event: event, data: {data: data.data}});
          }
          catch(ex) {
              console.error(ex.stack);
          }
      };
  
      this.attachToDocument = function(doc) {
          if(this.$doc)
              this.terminate();
  
          this.$doc = doc;
          this.call("setValue", [doc.getValue()]);
          doc.on("change", this.changeListener);
      };
  
      this.changeListener = function(delta) {
          if (!this.deltaQueue) {
              this.deltaQueue = [];
              setTimeout(this.$sendDeltaQueue, 0);
          }
          if (delta.action == "insert")
              this.deltaQueue.push(delta.start, delta.lines);
          else
              this.deltaQueue.push(delta.start, delta.end);
      };
  
      this.$sendDeltaQueue = function() {
          var q = this.deltaQueue;
          if (!q) return;
          this.deltaQueue = null;
          if (q.length > 50 && q.length > this.$doc.getLength() >> 1) {
              this.call("setValue", [this.$doc.getValue()]);
          } else
              this.emit("change", {data: q});
      };
  
      this.$workerBlob = function(workerUrl) {
          var script = "importScripts('" + net.qualifyURL(workerUrl) + "');";
          try {
              return new Blob([script], {"type": "application/javascript"});
          } catch (e) { // Backwards-compatibility
              var BlobBuilder = window.BlobBuilder || window.WebKitBlobBuilder || window.MozBlobBuilder;
              var blobBuilder = new BlobBuilder();
              blobBuilder.append(script);
              return blobBuilder.getBlob("application/javascript");
          }
      };
  
  }).call(WorkerClient.prototype);
  
  
  var UIWorkerClient = function(topLevelNamespaces, mod, classname) {
      this.$sendDeltaQueue = this.$sendDeltaQueue.bind(this);
      this.changeListener = this.changeListener.bind(this);
      this.callbackId = 1;
      this.callbacks = {};
      this.messageBuffer = [];
  
      var main = null;
      var emitSync = false;
      var sender = Object.create(EventEmitter);
      var _self = this;
  
      this.$worker = {};
      this.$worker.terminate = function() {};
      this.$worker.postMessage = function(e) {
          _self.messageBuffer.push(e);
          if (main) {
              if (emitSync)
                  setTimeout(processNext);
              else
                  processNext();
          }
      };
      this.setEmitSync = function(val) { emitSync = val };
  
      var processNext = function() {
          var msg = _self.messageBuffer.shift();
          if (msg.command)
              main[msg.command].apply(main, msg.args);
          else if (msg.event)
              sender._signal(msg.event, msg.data);
      };
  
      sender.postMessage = function(msg) {
          _self.onMessage({data: msg});
      };
      sender.callback = function(data, callbackId) {
          this.postMessage({type: "call", id: callbackId, data: data});
      };
      sender.emit = function(name, data) {
          this.postMessage({type: "event", name: name, data: data});
      };
  
      config.loadModule(["worker", mod], function(Main) {
          main = new Main[classname](sender);
          while (_self.messageBuffer.length)
              processNext();
      });
  };
  
  UIWorkerClient.prototype = WorkerClient.prototype;
  
  exports.UIWorkerClient = UIWorkerClient;
  exports.WorkerClient = WorkerClient;
  
  });
  
  ace.define("ace/placeholder",["require","exports","module","ace/range","ace/lib/event_emitter","ace/lib/oop"], function(require, exports, module) {
  "use strict";
  
  var Range = require("./range").Range;
  var EventEmitter = require("./lib/event_emitter").EventEmitter;
  var oop = require("./lib/oop");
  
  var PlaceHolder = function(session, length, pos, others, mainClass, othersClass) {
      var _self = this;
      this.length = length;
      this.session = session;
      this.doc = session.getDocument();
      this.mainClass = mainClass;
      this.othersClass = othersClass;
      this.$onUpdate = this.onUpdate.bind(this);
      this.doc.on("change", this.$onUpdate);
      this.$others = others;
      
      this.$onCursorChange = function() {
          setTimeout(function() {
              _self.onCursorChange();
          });
      };
      
      this.$pos = pos;
      var undoStack = session.getUndoManager().$undoStack || session.getUndoManager().$undostack || {length: -1};
      this.$undoStackDepth =  undoStack.length;
      this.setup();
  
      session.selection.on("changeCursor", this.$onCursorChange);
  };
  
  (function() {
  
      oop.implement(this, EventEmitter);
      this.setup = function() {
          var _self = this;
          var doc = this.doc;
          var session = this.session;
          var pos = this.$pos;
          
          this.selectionBefore = session.selection.toJSON();
          if (session.selection.inMultiSelectMode)
              session.selection.toSingleRange();
  
          this.pos = doc.createAnchor(pos.row, pos.column);
          this.markerId = session.addMarker(new Range(pos.row, pos.column, pos.row, pos.column + this.length), this.mainClass, null, false);
          this.pos.on("change", function(event) {
              session.removeMarker(_self.markerId);
              _self.markerId = session.addMarker(new Range(event.value.row, event.value.column, event.value.row, event.value.column+_self.length), _self.mainClass, null, false);
          });
          this.others = [];
          this.$others.forEach(function(other) {
              var anchor = doc.createAnchor(other.row, other.column);
              _self.others.push(anchor);
          });
          session.setUndoSelect(false);
      };
      this.showOtherMarkers = function() {
          if(this.othersActive) return;
          var session = this.session;
          var _self = this;
          this.othersActive = true;
          this.others.forEach(function(anchor) {
              anchor.markerId = session.addMarker(new Range(anchor.row, anchor.column, anchor.row, anchor.column+_self.length), _self.othersClass, null, false);
              anchor.on("change", function(event) {
                  session.removeMarker(anchor.markerId);
                  anchor.markerId = session.addMarker(new Range(event.value.row, event.value.column, event.value.row, event.value.column+_self.length), _self.othersClass, null, false);
              });
          });
      };
      this.hideOtherMarkers = function() {
          if(!this.othersActive) return;
          this.othersActive = false;
          for (var i = 0; i < this.others.length; i++) {
              this.session.removeMarker(this.others[i].markerId);
          }
      };
      this.onUpdate = function(delta) {
          var range = delta;
          if(range.start.row !== range.end.row) return;
          if(range.start.row !== this.pos.row) return;
          if (this.$updating) return;
          this.$updating = true;
          var lengthDiff = delta.action === "insert" ? range.end.column - range.start.column : range.start.column - range.end.column;
          
          if(range.start.column >= this.pos.column && range.start.column <= this.pos.column + this.length + 1) {
              var distanceFromStart = range.start.column - this.pos.column;
              this.length += lengthDiff;
              if(!this.session.$fromUndo) {
                  if(delta.action === 'insert') {
                      for (var i = this.others.length - 1; i >= 0; i--) {
                          var otherPos = this.others[i];
                          var newPos = {row: otherPos.row, column: otherPos.column + distanceFromStart};
                          if(otherPos.row === range.start.row && range.start.column < otherPos.column)
                              newPos.column += lengthDiff;
                          this.doc.insertMergedLines(newPos, delta.lines);
                      }
                  } else if(delta.action === 'remove') {
                      for (var i = this.others.length - 1; i >= 0; i--) {
                          var otherPos = this.others[i];
                          var newPos = {row: otherPos.row, column: otherPos.column + distanceFromStart};
                          if(otherPos.row === range.start.row && range.start.column < otherPos.column)
                              newPos.column += lengthDiff;
                          this.doc.remove(new Range(newPos.row, newPos.column, newPos.row, newPos.column - lengthDiff));
                      }
                  }
                  if(range.start.column === this.pos.column && delta.action === 'insert') {
                      setTimeout(function() {
                          this.pos.setPosition(this.pos.row, this.pos.column - lengthDiff);
                          for (var i = 0; i < this.others.length; i++) {
                              var other = this.others[i];
                              var newPos = {row: other.row, column: other.column - lengthDiff};
                              if(other.row === range.start.row && range.start.column < other.column)
                                  newPos.column += lengthDiff;
                              other.setPosition(newPos.row, newPos.column);
                          }
                      }.bind(this), 0);
                  }
                  else if(range.start.column === this.pos.column && delta.action === 'remove') {
                      setTimeout(function() {
                          for (var i = 0; i < this.others.length; i++) {
                              var other = this.others[i];
                              if(other.row === range.start.row && range.start.column < other.column) {
                                  other.setPosition(other.row, other.column - lengthDiff);
                              }
                          }
                      }.bind(this), 0);
                  }
              }
              this.pos._emit("change", {value: this.pos});
              for (var i = 0; i < this.others.length; i++) {
                  this.others[i]._emit("change", {value: this.others[i]});
              }
          }
          this.$updating = false;
      };
  
      this.onCursorChange = function(event) {
          if (this.$updating || !this.session) return;
          var pos = this.session.selection.getCursor();
          if (pos.row === this.pos.row && pos.column >= this.pos.column && pos.column <= this.pos.column + this.length) {
              this.showOtherMarkers();
              this._emit("cursorEnter", event);
          } else {
              this.hideOtherMarkers();
              this._emit("cursorLeave", event);
          }
      };    
      this.detach = function() {
          this.session.removeMarker(this.markerId);
          this.hideOtherMarkers();
          this.doc.removeEventListener("change", this.$onUpdate);
          this.session.selection.removeEventListener("changeCursor", this.$onCursorChange);
          this.pos.detach();
          for (var i = 0; i < this.others.length; i++) {
              this.others[i].detach();
          }
          this.session.setUndoSelect(true);
          this.session = null;
      };
      this.cancel = function() {
          if(this.$undoStackDepth === -1)
              throw Error("Canceling placeholders only supported with undo manager attached to session.");
          var undoManager = this.session.getUndoManager();
          var undosRequired = (undoManager.$undoStack || undoManager.$undostack).length - this.$undoStackDepth;
          for (var i = 0; i < undosRequired; i++) {
              undoManager.undo(true);
          }
          if (this.selectionBefore)
              this.session.selection.fromJSON(this.selectionBefore);
      };
  }).call(PlaceHolder.prototype);
  
  
  exports.PlaceHolder = PlaceHolder;
  });
  
  ace.define("ace/mouse/multi_select_handler",["require","exports","module","ace/lib/event","ace/lib/useragent"], function(require, exports, module) {
  
  var event = require("../lib/event");
  var useragent = require("../lib/useragent");
  function isSamePoint(p1, p2) {
      return p1.row == p2.row && p1.column == p2.column;
  }
  
  function onMouseDown(e) {
      var ev = e.domEvent;
      var alt = ev.altKey;
      var shift = ev.shiftKey;
      var ctrl = ev.ctrlKey;
      var accel = e.getAccelKey();
      var button = e.getButton();
      
      if (ctrl && useragent.isMac)
          button = ev.button;
  
      if (e.editor.inMultiSelectMode && button == 2) {
          e.editor.textInput.onContextMenu(e.domEvent);
          return;
      }
      
      if (!ctrl && !alt && !accel) {
          if (button === 0 && e.editor.inMultiSelectMode)
              e.editor.exitMultiSelectMode();
          return;
      }
      
      if (button !== 0)
          return;
  
      var editor = e.editor;
      var selection = editor.selection;
      var isMultiSelect = editor.inMultiSelectMode;
      var pos = e.getDocumentPosition();
      var cursor = selection.getCursor();
      var inSelection = e.inSelection() || (selection.isEmpty() && isSamePoint(pos, cursor));
  
      var mouseX = e.x, mouseY = e.y;
      var onMouseSelection = function(e) {
          mouseX = e.clientX;
          mouseY = e.clientY;
      };
      
      var session = editor.session;
      var screenAnchor = editor.renderer.pixelToScreenCoordinates(mouseX, mouseY);
      var screenCursor = screenAnchor;
      
      var selectionMode;
      if (editor.$mouseHandler.$enableJumpToDef) {
          if (ctrl && alt || accel && alt)
              selectionMode = shift ? "block" : "add";
          else if (alt && editor.$blockSelectEnabled)
              selectionMode = "block";
      } else {
          if (accel && !alt) {
              selectionMode = "add";
              if (!isMultiSelect && shift)
                  return;
          } else if (alt && editor.$blockSelectEnabled) {
              selectionMode = "block";
          }
      }
      
      if (selectionMode && useragent.isMac && ev.ctrlKey) {
          editor.$mouseHandler.cancelContextMenu();
      }
  
      if (selectionMode == "add") {
          if (!isMultiSelect && inSelection)
              return; // dragging
  
          if (!isMultiSelect) {
              var range = selection.toOrientedRange();
              editor.addSelectionMarker(range);
          }
  
          var oldRange = selection.rangeList.rangeAtPoint(pos);
          
          
          editor.$blockScrolling++;
          editor.inVirtualSelectionMode = true;
          
          if (shift) {
              oldRange = null;
              range = selection.ranges[0] || range;
              editor.removeSelectionMarker(range);
          }
          editor.once("mouseup", function() {
              var tmpSel = selection.toOrientedRange();
  
              if (oldRange && tmpSel.isEmpty() && isSamePoint(oldRange.cursor, tmpSel.cursor))
                  selection.substractPoint(tmpSel.cursor);
              else {
                  if (shift) {
                      selection.substractPoint(range.cursor);
                  } else if (range) {
                      editor.removeSelectionMarker(range);
                      selection.addRange(range);
                  }
                  selection.addRange(tmpSel);
              }
              editor.$blockScrolling--;
              editor.inVirtualSelectionMode = false;
          });
  
      } else if (selectionMode == "block") {
          e.stop();
          editor.inVirtualSelectionMode = true;        
          var initialRange;
          var rectSel = [];
          var blockSelect = function() {
              var newCursor = editor.renderer.pixelToScreenCoordinates(mouseX, mouseY);
              var cursor = session.screenToDocumentPosition(newCursor.row, newCursor.column);
  
              if (isSamePoint(screenCursor, newCursor) && isSamePoint(cursor, selection.lead))
                  return;
              screenCursor = newCursor;
              
              editor.$blockScrolling++;
              editor.selection.moveToPosition(cursor);
              editor.renderer.scrollCursorIntoView();
  
              editor.removeSelectionMarkers(rectSel);
              rectSel = selection.rectangularRangeBlock(screenCursor, screenAnchor);
              if (editor.$mouseHandler.$clickSelection && rectSel.length == 1 && rectSel[0].isEmpty())
                  rectSel[0] = editor.$mouseHandler.$clickSelection.clone();
              rectSel.forEach(editor.addSelectionMarker, editor);
              editor.updateSelectionMarkers();
              editor.$blockScrolling--;
          };
          editor.$blockScrolling++;
          if (isMultiSelect && !accel) {
              selection.toSingleRange();
          } else if (!isMultiSelect && accel) {
              initialRange = selection.toOrientedRange();
              editor.addSelectionMarker(initialRange);
          }
          
          if (shift)
              screenAnchor = session.documentToScreenPosition(selection.lead);            
          else
              selection.moveToPosition(pos);
          editor.$blockScrolling--;
          
          screenCursor = {row: -1, column: -1};
  
          var onMouseSelectionEnd = function(e) {
              clearInterval(timerId);
              editor.removeSelectionMarkers(rectSel);
              if (!rectSel.length)
                  rectSel = [selection.toOrientedRange()];
              editor.$blockScrolling++;
              if (initialRange) {
                  editor.removeSelectionMarker(initialRange);
                  selection.toSingleRange(initialRange);
              }
              for (var i = 0; i < rectSel.length; i++)
                  selection.addRange(rectSel[i]);
              editor.inVirtualSelectionMode = false;
              editor.$mouseHandler.$clickSelection = null;
              editor.$blockScrolling--;
          };
  
          var onSelectionInterval = blockSelect;
  
          event.capture(editor.container, onMouseSelection, onMouseSelectionEnd);
          var timerId = setInterval(function() {onSelectionInterval();}, 20);
  
          return e.preventDefault();
      }
  }
  
  
  exports.onMouseDown = onMouseDown;
  
  });
  
  ace.define("ace/commands/multi_select_commands",["require","exports","module","ace/keyboard/hash_handler"], function(require, exports, module) {
  exports.defaultCommands = [{
      name: "addCursorAbove",
      exec: function(editor) { editor.selectMoreLines(-1); },
      bindKey: {win: "Ctrl-Alt-Up", mac: "Ctrl-Alt-Up"},
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "addCursorBelow",
      exec: function(editor) { editor.selectMoreLines(1); },
      bindKey: {win: "Ctrl-Alt-Down", mac: "Ctrl-Alt-Down"},
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "addCursorAboveSkipCurrent",
      exec: function(editor) { editor.selectMoreLines(-1, true); },
      bindKey: {win: "Ctrl-Alt-Shift-Up", mac: "Ctrl-Alt-Shift-Up"},
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "addCursorBelowSkipCurrent",
      exec: function(editor) { editor.selectMoreLines(1, true); },
      bindKey: {win: "Ctrl-Alt-Shift-Down", mac: "Ctrl-Alt-Shift-Down"},
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selectMoreBefore",
      exec: function(editor) { editor.selectMore(-1); },
      bindKey: {win: "Ctrl-Alt-Left", mac: "Ctrl-Alt-Left"},
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selectMoreAfter",
      exec: function(editor) { editor.selectMore(1); },
      bindKey: {win: "Ctrl-Alt-Right", mac: "Ctrl-Alt-Right"},
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selectNextBefore",
      exec: function(editor) { editor.selectMore(-1, true); },
      bindKey: {win: "Ctrl-Alt-Shift-Left", mac: "Ctrl-Alt-Shift-Left"},
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "selectNextAfter",
      exec: function(editor) { editor.selectMore(1, true); },
      bindKey: {win: "Ctrl-Alt-Shift-Right", mac: "Ctrl-Alt-Shift-Right"},
      scrollIntoView: "cursor",
      readOnly: true
  }, {
      name: "splitIntoLines",
      exec: function(editor) { editor.multiSelect.splitIntoLines(); },
      bindKey: {win: "Ctrl-Alt-L", mac: "Ctrl-Alt-L"},
      readOnly: true
  }, {
      name: "alignCursors",
      exec: function(editor) { editor.alignCursors(); },
      bindKey: {win: "Ctrl-Alt-A", mac: "Ctrl-Alt-A"},
      scrollIntoView: "cursor"
  }, {
      name: "findAll",
      exec: function(editor) { editor.findAll(); },
      bindKey: {win: "Ctrl-Alt-K", mac: "Ctrl-Alt-G"},
      scrollIntoView: "cursor",
      readOnly: true
  }];
  exports.multiSelectCommands = [{
      name: "singleSelection",
      bindKey: "esc",
      exec: function(editor) { editor.exitMultiSelectMode(); },
      scrollIntoView: "cursor",
      readOnly: true,
      isAvailable: function(editor) {return editor && editor.inMultiSelectMode}
  }];
  
  var HashHandler = require("../keyboard/hash_handler").HashHandler;
  exports.keyboardHandler = new HashHandler(exports.multiSelectCommands);
  
  });
  
  ace.define("ace/multi_select",["require","exports","module","ace/range_list","ace/range","ace/selection","ace/mouse/multi_select_handler","ace/lib/event","ace/lib/lang","ace/commands/multi_select_commands","ace/search","ace/edit_session","ace/editor","ace/config"], function(require, exports, module) {
  
  var RangeList = require("./range_list").RangeList;
  var Range = require("./range").Range;
  var Selection = require("./selection").Selection;
  var onMouseDown = require("./mouse/multi_select_handler").onMouseDown;
  var event = require("./lib/event");
  var lang = require("./lib/lang");
  var commands = require("./commands/multi_select_commands");
  exports.commands = commands.defaultCommands.concat(commands.multiSelectCommands);
  var Search = require("./search").Search;
  var search = new Search();
  
  function find(session, needle, dir) {
      search.$options.wrap = true;
      search.$options.needle = needle;
      search.$options.backwards = dir == -1;
      return search.find(session);
  }
  var EditSession = require("./edit_session").EditSession;
  (function() {
      this.getSelectionMarkers = function() {
          return this.$selectionMarkers;
      };
  }).call(EditSession.prototype);
  (function() {
      this.ranges = null;
      this.rangeList = null;
      this.addRange = function(range, $blockChangeEvents) {
          if (!range)
              return;
  
          if (!this.inMultiSelectMode && this.rangeCount === 0) {
              var oldRange = this.toOrientedRange();
              this.rangeList.add(oldRange);
              this.rangeList.add(range);
              if (this.rangeList.ranges.length != 2) {
                  this.rangeList.removeAll();
                  return $blockChangeEvents || this.fromOrientedRange(range);
              }
              this.rangeList.removeAll();
              this.rangeList.add(oldRange);
              this.$onAddRange(oldRange);
          }
  
          if (!range.cursor)
              range.cursor = range.end;
  
          var removed = this.rangeList.add(range);
  
          this.$onAddRange(range);
  
          if (removed.length)
              this.$onRemoveRange(removed);
  
          if (this.rangeCount > 1 && !this.inMultiSelectMode) {
              this._signal("multiSelect");
              this.inMultiSelectMode = true;
              this.session.$undoSelect = false;
              this.rangeList.attach(this.session);
          }
  
          return $blockChangeEvents || this.fromOrientedRange(range);
      };
  
      this.toSingleRange = function(range) {
          range = range || this.ranges[0];
          var removed = this.rangeList.removeAll();
          if (removed.length)
              this.$onRemoveRange(removed);
  
          range && this.fromOrientedRange(range);
      };
      this.substractPoint = function(pos) {
          var removed = this.rangeList.substractPoint(pos);
          if (removed) {
              this.$onRemoveRange(removed);
              return removed[0];
          }
      };
      this.mergeOverlappingRanges = function() {
          var removed = this.rangeList.merge();
          if (removed.length)
              this.$onRemoveRange(removed);
          else if(this.ranges[0])
              this.fromOrientedRange(this.ranges[0]);
      };
  
      this.$onAddRange = function(range) {
          this.rangeCount = this.rangeList.ranges.length;
          this.ranges.unshift(range);
          this._signal("addRange", {range: range});
      };
  
      this.$onRemoveRange = function(removed) {
          this.rangeCount = this.rangeList.ranges.length;
          if (this.rangeCount == 1 && this.inMultiSelectMode) {
              var lastRange = this.rangeList.ranges.pop();
              removed.push(lastRange);
              this.rangeCount = 0;
          }
  
          for (var i = removed.length; i--; ) {
              var index = this.ranges.indexOf(removed[i]);
              this.ranges.splice(index, 1);
          }
  
          this._signal("removeRange", {ranges: removed});
  
          if (this.rangeCount === 0 && this.inMultiSelectMode) {
              this.inMultiSelectMode = false;
              this._signal("singleSelect");
              this.session.$undoSelect = true;
              this.rangeList.detach(this.session);
          }
  
          lastRange = lastRange || this.ranges[0];
          if (lastRange && !lastRange.isEqual(this.getRange()))
              this.fromOrientedRange(lastRange);
      };
      this.$initRangeList = function() {
          if (this.rangeList)
              return;
  
          this.rangeList = new RangeList();
          this.ranges = [];
          this.rangeCount = 0;
      };
      this.getAllRanges = function() {
          return this.rangeCount ? this.rangeList.ranges.concat() : [this.getRange()];
      };
  
      this.splitIntoLines = function () {
          if (this.rangeCount > 1) {
              var ranges = this.rangeList.ranges;
              var lastRange = ranges[ranges.length - 1];
              var range = Range.fromPoints(ranges[0].start, lastRange.end);
  
              this.toSingleRange();
              this.setSelectionRange(range, lastRange.cursor == lastRange.start);
          } else {
              var range = this.getRange();
              var isBackwards = this.isBackwards();
              var startRow = range.start.row;
              var endRow = range.end.row;
              if (startRow == endRow) {
                  if (isBackwards)
                      var start = range.end, end = range.start;
                  else
                      var start = range.start, end = range.end;
                  
                  this.addRange(Range.fromPoints(end, end));
                  this.addRange(Range.fromPoints(start, start));
                  return;
              }
  
              var rectSel = [];
              var r = this.getLineRange(startRow, true);
              r.start.column = range.start.column;
              rectSel.push(r);
  
              for (var i = startRow + 1; i < endRow; i++)
                  rectSel.push(this.getLineRange(i, true));
  
              r = this.getLineRange(endRow, true);
              r.end.column = range.end.column;
              rectSel.push(r);
  
              rectSel.forEach(this.addRange, this);
          }
      };
      this.toggleBlockSelection = function () {
          if (this.rangeCount > 1) {
              var ranges = this.rangeList.ranges;
              var lastRange = ranges[ranges.length - 1];
              var range = Range.fromPoints(ranges[0].start, lastRange.end);
  
              this.toSingleRange();
              this.setSelectionRange(range, lastRange.cursor == lastRange.start);
          } else {
              var cursor = this.session.documentToScreenPosition(this.selectionLead);
              var anchor = this.session.documentToScreenPosition(this.selectionAnchor);
  
              var rectSel = this.rectangularRangeBlock(cursor, anchor);
              rectSel.forEach(this.addRange, this);
          }
      };
      this.rectangularRangeBlock = function(screenCursor, screenAnchor, includeEmptyLines) {
          var rectSel = [];
  
          var xBackwards = screenCursor.column < screenAnchor.column;
          if (xBackwards) {
              var startColumn = screenCursor.column;
              var endColumn = screenAnchor.column;
          } else {
              var startColumn = screenAnchor.column;
              var endColumn = screenCursor.column;
          }
  
          var yBackwards = screenCursor.row < screenAnchor.row;
          if (yBackwards) {
              var startRow = screenCursor.row;
              var endRow = screenAnchor.row;
          } else {
              var startRow = screenAnchor.row;
              var endRow = screenCursor.row;
          }
  
          if (startColumn < 0)
              startColumn = 0;
          if (startRow < 0)
              startRow = 0;
  
          if (startRow == endRow)
              includeEmptyLines = true;
  
          for (var row = startRow; row <= endRow; row++) {
              var range = Range.fromPoints(
                  this.session.screenToDocumentPosition(row, startColumn),
                  this.session.screenToDocumentPosition(row, endColumn)
              );
              if (range.isEmpty()) {
                  if (docEnd && isSamePoint(range.end, docEnd))
                      break;
                  var docEnd = range.end;
              }
              range.cursor = xBackwards ? range.start : range.end;
              rectSel.push(range);
          }
  
          if (yBackwards)
              rectSel.reverse();
  
          if (!includeEmptyLines) {
              var end = rectSel.length - 1;
              while (rectSel[end].isEmpty() && end > 0)
                  end--;
              if (end > 0) {
                  var start = 0;
                  while (rectSel[start].isEmpty())
                      start++;
              }
              for (var i = end; i >= start; i--) {
                  if (rectSel[i].isEmpty())
                      rectSel.splice(i, 1);
              }
          }
  
          return rectSel;
      };
  }).call(Selection.prototype);
  var Editor = require("./editor").Editor;
  (function() {
      this.updateSelectionMarkers = function() {
          this.renderer.updateCursor();
          this.renderer.updateBackMarkers();
      };
      this.addSelectionMarker = function(orientedRange) {
          if (!orientedRange.cursor)
              orientedRange.cursor = orientedRange.end;
  
          var style = this.getSelectionStyle();
          orientedRange.marker = this.session.addMarker(orientedRange, "ace_selection", style);
  
          this.session.$selectionMarkers.push(orientedRange);
          this.session.selectionMarkerCount = this.session.$selectionMarkers.length;
          return orientedRange;
      };
      this.removeSelectionMarker = function(range) {
          if (!range.marker)
              return;
          this.session.removeMarker(range.marker);
          var index = this.session.$selectionMarkers.indexOf(range);
          if (index != -1)
              this.session.$selectionMarkers.splice(index, 1);
          this.session.selectionMarkerCount = this.session.$selectionMarkers.length;
      };
  
      this.removeSelectionMarkers = function(ranges) {
          var markerList = this.session.$selectionMarkers;
          for (var i = ranges.length; i--; ) {
              var range = ranges[i];
              if (!range.marker)
                  continue;
              this.session.removeMarker(range.marker);
              var index = markerList.indexOf(range);
              if (index != -1)
                  markerList.splice(index, 1);
          }
          this.session.selectionMarkerCount = markerList.length;
      };
  
      this.$onAddRange = function(e) {
          this.addSelectionMarker(e.range);
          this.renderer.updateCursor();
          this.renderer.updateBackMarkers();
      };
  
      this.$onRemoveRange = function(e) {
          this.removeSelectionMarkers(e.ranges);
          this.renderer.updateCursor();
          this.renderer.updateBackMarkers();
      };
  
      this.$onMultiSelect = function(e) {
          if (this.inMultiSelectMode)
              return;
          this.inMultiSelectMode = true;
  
          this.setStyle("ace_multiselect");
          this.keyBinding.addKeyboardHandler(commands.keyboardHandler);
          this.commands.setDefaultHandler("exec", this.$onMultiSelectExec);
  
          this.renderer.updateCursor();
          this.renderer.updateBackMarkers();
      };
  
      this.$onSingleSelect = function(e) {
          if (this.session.multiSelect.inVirtualMode)
              return;
          this.inMultiSelectMode = false;
  
          this.unsetStyle("ace_multiselect");
          this.keyBinding.removeKeyboardHandler(commands.keyboardHandler);
  
          this.commands.removeDefaultHandler("exec", this.$onMultiSelectExec);
          this.renderer.updateCursor();
          this.renderer.updateBackMarkers();
          this._emit("changeSelection");
      };
  
      this.$onMultiSelectExec = function(e) {
          var command = e.command;
          var editor = e.editor;
          if (!editor.multiSelect)
              return;
          if (!command.multiSelectAction) {
              var result = command.exec(editor, e.args || {});
              editor.multiSelect.addRange(editor.multiSelect.toOrientedRange());
              editor.multiSelect.mergeOverlappingRanges();
          } else if (command.multiSelectAction == "forEach") {
              result = editor.forEachSelection(command, e.args);
          } else if (command.multiSelectAction == "forEachLine") {
              result = editor.forEachSelection(command, e.args, true);
          } else if (command.multiSelectAction == "single") {
              editor.exitMultiSelectMode();
              result = command.exec(editor, e.args || {});
          } else {
              result = command.multiSelectAction(editor, e.args || {});
          }
          return result;
      }; 
      this.forEachSelection = function(cmd, args, options) {
          if (this.inVirtualSelectionMode)
              return;
          var keepOrder = options && options.keepOrder;
          var $byLines = options == true || options && options.$byLines
          var session = this.session;
          var selection = this.selection;
          var rangeList = selection.rangeList;
          var ranges = (keepOrder ? selection : rangeList).ranges;
          var result;
          
          if (!ranges.length)
              return cmd.exec ? cmd.exec(this, args || {}) : cmd(this, args || {});
          
          var reg = selection._eventRegistry;
          selection._eventRegistry = {};
  
          var tmpSel = new Selection(session);
          this.inVirtualSelectionMode = true;
          for (var i = ranges.length; i--;) {
              if ($byLines) {
                  while (i > 0 && ranges[i].start.row == ranges[i - 1].end.row)
                      i--;
              }
              tmpSel.fromOrientedRange(ranges[i]);
              tmpSel.index = i;
              this.selection = session.selection = tmpSel;
              var cmdResult = cmd.exec ? cmd.exec(this, args || {}) : cmd(this, args || {});
              if (!result && cmdResult !== undefined)
                  result = cmdResult;
              tmpSel.toOrientedRange(ranges[i]);
          }
          tmpSel.detach();
  
          this.selection = session.selection = selection;
          this.inVirtualSelectionMode = false;
          selection._eventRegistry = reg;
          selection.mergeOverlappingRanges();
          
          var anim = this.renderer.$scrollAnimation;
          this.onCursorChange();
          this.onSelectionChange();
          if (anim && anim.from == anim.to)
              this.renderer.animateScrolling(anim.from);
          
          return result;
      };
      this.exitMultiSelectMode = function() {
          if (!this.inMultiSelectMode || this.inVirtualSelectionMode)
              return;
          this.multiSelect.toSingleRange();
      };
  
      this.getSelectedText = function() {
          var text = "";
          if (this.inMultiSelectMode && !this.inVirtualSelectionMode) {
              var ranges = this.multiSelect.rangeList.ranges;
              var buf = [];
              for (var i = 0; i < ranges.length; i++) {
                  buf.push(this.session.getTextRange(ranges[i]));
              }
              var nl = this.session.getDocument().getNewLineCharacter();
              text = buf.join(nl);
              if (text.length == (buf.length - 1) * nl.length)
                  text = "";
          } else if (!this.selection.isEmpty()) {
              text = this.session.getTextRange(this.getSelectionRange());
          }
          return text;
      };
      
      this.$checkMultiselectChange = function(e, anchor) {
          if (this.inMultiSelectMode && !this.inVirtualSelectionMode) {
              var range = this.multiSelect.ranges[0];
              if (this.multiSelect.isEmpty() && anchor == this.multiSelect.anchor)
                  return;
              var pos = anchor == this.multiSelect.anchor
                  ? range.cursor == range.start ? range.end : range.start
                  : range.cursor;
              if (pos.row != anchor.row 
                  || this.session.$clipPositionToDocument(pos.row, pos.column).column != anchor.column)
                  this.multiSelect.toSingleRange(this.multiSelect.toOrientedRange());
          }
      };
      this.findAll = function(needle, options, additive) {
          options = options || {};
          options.needle = needle || options.needle;
          if (options.needle == undefined) {
              var range = this.selection.isEmpty()
                  ? this.selection.getWordRange()
                  : this.selection.getRange();
              options.needle = this.session.getTextRange(range);
          }    
          this.$search.set(options);
          
          var ranges = this.$search.findAll(this.session);
          if (!ranges.length)
              return 0;
  
          this.$blockScrolling += 1;
          var selection = this.multiSelect;
  
          if (!additive)
              selection.toSingleRange(ranges[0]);
  
          for (var i = ranges.length; i--; )
              selection.addRange(ranges[i], true);
          if (range && selection.rangeList.rangeAtPoint(range.start))
              selection.addRange(range, true);
          
          this.$blockScrolling -= 1;
  
          return ranges.length;
      };
      this.selectMoreLines = function(dir, skip) {
          var range = this.selection.toOrientedRange();
          var isBackwards = range.cursor == range.end;
  
          var screenLead = this.session.documentToScreenPosition(range.cursor);
          if (this.selection.$desiredColumn)
              screenLead.column = this.selection.$desiredColumn;
  
          var lead = this.session.screenToDocumentPosition(screenLead.row + dir, screenLead.column);
  
          if (!range.isEmpty()) {
              var screenAnchor = this.session.documentToScreenPosition(isBackwards ? range.end : range.start);
              var anchor = this.session.screenToDocumentPosition(screenAnchor.row + dir, screenAnchor.column);
          } else {
              var anchor = lead;
          }
  
          if (isBackwards) {
              var newRange = Range.fromPoints(lead, anchor);
              newRange.cursor = newRange.start;
          } else {
              var newRange = Range.fromPoints(anchor, lead);
              newRange.cursor = newRange.end;
          }
  
          newRange.desiredColumn = screenLead.column;
          if (!this.selection.inMultiSelectMode) {
              this.selection.addRange(range);
          } else {
              if (skip)
                  var toRemove = range.cursor;
          }
  
          this.selection.addRange(newRange);
          if (toRemove)
              this.selection.substractPoint(toRemove);
      };
      this.transposeSelections = function(dir) {
          var session = this.session;
          var sel = session.multiSelect;
          var all = sel.ranges;
  
          for (var i = all.length; i--; ) {
              var range = all[i];
              if (range.isEmpty()) {
                  var tmp = session.getWordRange(range.start.row, range.start.column);
                  range.start.row = tmp.start.row;
                  range.start.column = tmp.start.column;
                  range.end.row = tmp.end.row;
                  range.end.column = tmp.end.column;
              }
          }
          sel.mergeOverlappingRanges();
  
          var words = [];
          for (var i = all.length; i--; ) {
              var range = all[i];
              words.unshift(session.getTextRange(range));
          }
  
          if (dir < 0)
              words.unshift(words.pop());
          else
              words.push(words.shift());
  
          for (var i = all.length; i--; ) {
              var range = all[i];
              var tmp = range.clone();
              session.replace(range, words[i]);
              range.start.row = tmp.start.row;
              range.start.column = tmp.start.column;
          }
      };
      this.selectMore = function(dir, skip, stopAtFirst) {
          var session = this.session;
          var sel = session.multiSelect;
  
          var range = sel.toOrientedRange();
          if (range.isEmpty()) {
              range = session.getWordRange(range.start.row, range.start.column);
              range.cursor = dir == -1 ? range.start : range.end;
              this.multiSelect.addRange(range);
              if (stopAtFirst)
                  return;
          }
          var needle = session.getTextRange(range);
  
          var newRange = find(session, needle, dir);
          if (newRange) {
              newRange.cursor = dir == -1 ? newRange.start : newRange.end;
              this.$blockScrolling += 1;
              this.session.unfold(newRange);
              this.multiSelect.addRange(newRange);
              this.$blockScrolling -= 1;
              this.renderer.scrollCursorIntoView(null, 0.5);
          }
          if (skip)
              this.multiSelect.substractPoint(range.cursor);
      };
      this.alignCursors = function() {
          var session = this.session;
          var sel = session.multiSelect;
          var ranges = sel.ranges;
          var row = -1;
          var sameRowRanges = ranges.filter(function(r) {
              if (r.cursor.row == row)
                  return true;
              row = r.cursor.row;
          });
          
          if (!ranges.length || sameRowRanges.length == ranges.length - 1) {
              var range = this.selection.getRange();
              var fr = range.start.row, lr = range.end.row;
              var guessRange = fr == lr;
              if (guessRange) {
                  var max = this.session.getLength();
                  var line;
                  do {
                      line = this.session.getLine(lr);
                  } while (/[=:]/.test(line) && ++lr < max);
                  do {
                      line = this.session.getLine(fr);
                  } while (/[=:]/.test(line) && --fr > 0);
                  
                  if (fr < 0) fr = 0;
                  if (lr >= max) lr = max - 1;
              }
              var lines = this.session.removeFullLines(fr, lr);
              lines = this.$reAlignText(lines, guessRange);
              this.session.insert({row: fr, column: 0}, lines.join("\n") + "\n");
              if (!guessRange) {
                  range.start.column = 0;
                  range.end.column = lines[lines.length - 1].length;
              }
              this.selection.setRange(range);
          } else {
              sameRowRanges.forEach(function(r) {
                  sel.substractPoint(r.cursor);
              });
  
              var maxCol = 0;
              var minSpace = Infinity;
              var spaceOffsets = ranges.map(function(r) {
                  var p = r.cursor;
                  var line = session.getLine(p.row);
                  var spaceOffset = line.substr(p.column).search(/\S/g);
                  if (spaceOffset == -1)
                      spaceOffset = 0;
  
                  if (p.column > maxCol)
                      maxCol = p.column;
                  if (spaceOffset < minSpace)
                      minSpace = spaceOffset;
                  return spaceOffset;
              });
              ranges.forEach(function(r, i) {
                  var p = r.cursor;
                  var l = maxCol - p.column;
                  var d = spaceOffsets[i] - minSpace;
                  if (l > d)
                      session.insert(p, lang.stringRepeat(" ", l - d));
                  else
                      session.remove(new Range(p.row, p.column, p.row, p.column - l + d));
  
                  r.start.column = r.end.column = maxCol;
                  r.start.row = r.end.row = p.row;
                  r.cursor = r.end;
              });
              sel.fromOrientedRange(ranges[0]);
              this.renderer.updateCursor();
              this.renderer.updateBackMarkers();
          }
      };
  
      this.$reAlignText = function(lines, forceLeft) {
          var isLeftAligned = true, isRightAligned = true;
          var startW, textW, endW;
  
          return lines.map(function(line) {
              var m = line.match(/(\s*)(.*?)(\s*)([=:].*)/);
              if (!m)
                  return [line];
  
              if (startW == null) {
                  startW = m[1].length;
                  textW = m[2].length;
                  endW = m[3].length;
                  return m;
              }
  
              if (startW + textW + endW != m[1].length + m[2].length + m[3].length)
                  isRightAligned = false;
              if (startW != m[1].length)
                  isLeftAligned = false;
  
              if (startW > m[1].length)
                  startW = m[1].length;
              if (textW < m[2].length)
                  textW = m[2].length;
              if (endW > m[3].length)
                  endW = m[3].length;
  
              return m;
          }).map(forceLeft ? alignLeft :
              isLeftAligned ? isRightAligned ? alignRight : alignLeft : unAlign);
  
          function spaces(n) {
              return lang.stringRepeat(" ", n);
          }
  
          function alignLeft(m) {
              return !m[2] ? m[0] : spaces(startW) + m[2]
                  + spaces(textW - m[2].length + endW)
                  + m[4].replace(/^([=:])\s+/, "$1 ");
          }
          function alignRight(m) {
              return !m[2] ? m[0] : spaces(startW + textW - m[2].length) + m[2]
                  + spaces(endW, " ")
                  + m[4].replace(/^([=:])\s+/, "$1 ");
          }
          function unAlign(m) {
              return !m[2] ? m[0] : spaces(startW) + m[2]
                  + spaces(endW)
                  + m[4].replace(/^([=:])\s+/, "$1 ");
          }
      };
  }).call(Editor.prototype);
  
  
  function isSamePoint(p1, p2) {
      return p1.row == p2.row && p1.column == p2.column;
  }
  exports.onSessionChange = function(e) {
      var session = e.session;
      if (session && !session.multiSelect) {
          session.$selectionMarkers = [];
          session.selection.$initRangeList();
          session.multiSelect = session.selection;
      }
      this.multiSelect = session && session.multiSelect;
  
      var oldSession = e.oldSession;
      if (oldSession) {
          oldSession.multiSelect.off("addRange", this.$onAddRange);
          oldSession.multiSelect.off("removeRange", this.$onRemoveRange);
          oldSession.multiSelect.off("multiSelect", this.$onMultiSelect);
          oldSession.multiSelect.off("singleSelect", this.$onSingleSelect);
          oldSession.multiSelect.lead.off("change",  this.$checkMultiselectChange);
          oldSession.multiSelect.anchor.off("change",  this.$checkMultiselectChange);
      }
  
      if (session) {
          session.multiSelect.on("addRange", this.$onAddRange);
          session.multiSelect.on("removeRange", this.$onRemoveRange);
          session.multiSelect.on("multiSelect", this.$onMultiSelect);
          session.multiSelect.on("singleSelect", this.$onSingleSelect);
          session.multiSelect.lead.on("change",  this.$checkMultiselectChange);
          session.multiSelect.anchor.on("change",  this.$checkMultiselectChange);
      }
  
      if (session && this.inMultiSelectMode != session.selection.inMultiSelectMode) {
          if (session.selection.inMultiSelectMode)
              this.$onMultiSelect();
          else
              this.$onSingleSelect();
      }
  };
  function MultiSelect(editor) {
      if (editor.$multiselectOnSessionChange)
          return;
      editor.$onAddRange = editor.$onAddRange.bind(editor);
      editor.$onRemoveRange = editor.$onRemoveRange.bind(editor);
      editor.$onMultiSelect = editor.$onMultiSelect.bind(editor);
      editor.$onSingleSelect = editor.$onSingleSelect.bind(editor);
      editor.$multiselectOnSessionChange = exports.onSessionChange.bind(editor);
      editor.$checkMultiselectChange = editor.$checkMultiselectChange.bind(editor);
  
      editor.$multiselectOnSessionChange(editor);
      editor.on("changeSession", editor.$multiselectOnSessionChange);
  
      editor.on("mousedown", onMouseDown);
      editor.commands.addCommands(commands.defaultCommands);
  
      addAltCursorListeners(editor);
  }
  
  function addAltCursorListeners(editor){
      var el = editor.textInput.getElement();
      var altCursor = false;
      event.addListener(el, "keydown", function(e) {
          var altDown = e.keyCode == 18 && !(e.ctrlKey || e.shiftKey || e.metaKey);
          if (editor.$blockSelectEnabled && altDown) {
              if (!altCursor) {
                  editor.renderer.setMouseCursor("crosshair");
                  altCursor = true;
              }
          } else if (altCursor) {
              reset();
          }
      });
  
      event.addListener(el, "keyup", reset);
      event.addListener(el, "blur", reset);
      function reset(e) {
          if (altCursor) {
              editor.renderer.setMouseCursor("");
              altCursor = false;
          }
      }
  }
  
  exports.MultiSelect = MultiSelect;
  
  
  require("./config").defineOptions(Editor.prototype, "editor", {
      enableMultiselect: {
          set: function(val) {
              MultiSelect(this);
              if (val) {
                  this.on("changeSession", this.$multiselectOnSessionChange);
                  this.on("mousedown", onMouseDown);
              } else {
                  this.off("changeSession", this.$multiselectOnSessionChange);
                  this.off("mousedown", onMouseDown);
              }
          },
          value: true
      },
      enableBlockSelect: {
          set: function(val) {
              this.$blockSelectEnabled = val;
          },
          value: true
      }
  });
  
  
  
  });
  
  ace.define("ace/mode/folding/fold_mode",["require","exports","module","ace/range"], function(require, exports, module) {
  "use strict";
  
  var Range = require("../../range").Range;
  
  var FoldMode = exports.FoldMode = function() {};
  
  (function() {
  
      this.foldingStartMarker = null;
      this.foldingStopMarker = null;
      this.getFoldWidget = function(session, foldStyle, row) {
          var line = session.getLine(row);
          if (this.foldingStartMarker.test(line))
              return "start";
          if (foldStyle == "markbeginend"
                  && this.foldingStopMarker
                  && this.foldingStopMarker.test(line))
              return "end";
          return "";
      };
  
      this.getFoldWidgetRange = function(session, foldStyle, row) {
          return null;
      };
  
      this.indentationBlock = function(session, row, column) {
          var re = /\S/;
          var line = session.getLine(row);
          var startLevel = line.search(re);
          if (startLevel == -1)
              return;
  
          var startColumn = column || line.length;
          var maxRow = session.getLength();
          var startRow = row;
          var endRow = row;
  
          while (++row < maxRow) {
              var level = session.getLine(row).search(re);
  
              if (level == -1)
                  continue;
  
              if (level <= startLevel)
                  break;
  
              endRow = row;
          }
  
          if (endRow > startRow) {
              var endColumn = session.getLine(endRow).length;
              return new Range(startRow, startColumn, endRow, endColumn);
          }
      };
  
      this.openingBracketBlock = function(session, bracket, row, column, typeRe) {
          var start = {row: row, column: column + 1};
          var end = session.$findClosingBracket(bracket, start, typeRe);
          if (!end)
              return;
  
          var fw = session.foldWidgets[end.row];
          if (fw == null)
              fw = session.getFoldWidget(end.row);
  
          if (fw == "start" && end.row > start.row) {
              end.row --;
              end.column = session.getLine(end.row).length;
          }
          return Range.fromPoints(start, end);
      };
  
      this.closingBracketBlock = function(session, bracket, row, column, typeRe) {
          var end = {row: row, column: column};
          var start = session.$findOpeningBracket(bracket, end);
  
          if (!start)
              return;
  
          start.column++;
          end.column--;
  
          return  Range.fromPoints(start, end);
      };
  }).call(FoldMode.prototype);
  
  });
  
  ace.define("ace/theme/textmate",["require","exports","module","ace/lib/dom"], function(require, exports, module) {
  "use strict";
  
  exports.isDark = false;
  exports.cssClass = "ace-tm";
  exports.cssText = ".ace-tm .ace_gutter {\
  background: #f0f0f0;\
  color: #333;\
  }\
  .ace-tm .ace_print-margin {\
  width: 1px;\
  background: #e8e8e8;\
  }\
  .ace-tm .ace_fold {\
  background-color: #6B72E6;\
  }\
  .ace-tm {\
  background-color: #FFFFFF;\
  color: black;\
  }\
  .ace-tm .ace_cursor {\
  color: black;\
  }\
  .ace-tm .ace_invisible {\
  color: rgb(191, 191, 191);\
  }\
  .ace-tm .ace_storage,\
  .ace-tm .ace_keyword {\
  color: blue;\
  }\
  .ace-tm .ace_constant {\
  color: rgb(197, 6, 11);\
  }\
  .ace-tm .ace_constant.ace_buildin {\
  color: rgb(88, 72, 246);\
  }\
  .ace-tm .ace_constant.ace_language {\
  color: rgb(88, 92, 246);\
  }\
  .ace-tm .ace_constant.ace_library {\
  color: rgb(6, 150, 14);\
  }\
  .ace-tm .ace_invalid {\
  background-color: rgba(255, 0, 0, 0.1);\
  color: red;\
  }\
  .ace-tm .ace_support.ace_function {\
  color: rgb(60, 76, 114);\
  }\
  .ace-tm .ace_support.ace_constant {\
  color: rgb(6, 150, 14);\
  }\
  .ace-tm .ace_support.ace_type,\
  .ace-tm .ace_support.ace_class {\
  color: rgb(109, 121, 222);\
  }\
  .ace-tm .ace_keyword.ace_operator {\
  color: rgb(104, 118, 135);\
  }\
  .ace-tm .ace_string {\
  color: rgb(3, 106, 7);\
  }\
  .ace-tm .ace_comment {\
  color: rgb(76, 136, 107);\
  }\
  .ace-tm .ace_comment.ace_doc {\
  color: rgb(0, 102, 255);\
  }\
  .ace-tm .ace_comment.ace_doc.ace_tag {\
  color: rgb(128, 159, 191);\
  }\
  .ace-tm .ace_constant.ace_numeric {\
  color: rgb(0, 0, 205);\
  }\
  .ace-tm .ace_variable {\
  color: rgb(49, 132, 149);\
  }\
  .ace-tm .ace_xml-pe {\
  color: rgb(104, 104, 91);\
  }\
  .ace-tm .ace_entity.ace_name.ace_function {\
  color: #0000A2;\
  }\
  .ace-tm .ace_heading {\
  color: rgb(12, 7, 255);\
  }\
  .ace-tm .ace_list {\
  color:rgb(185, 6, 144);\
  }\
  .ace-tm .ace_meta.ace_tag {\
  color:rgb(0, 22, 142);\
  }\
  .ace-tm .ace_string.ace_regex {\
  color: rgb(255, 0, 0)\
  }\
  .ace-tm .ace_marker-layer .ace_selection {\
  background: rgb(181, 213, 255);\
  }\
  .ace-tm.ace_multiselect .ace_selection.ace_start {\
  box-shadow: 0 0 3px 0px white;\
  }\
  .ace-tm .ace_marker-layer .ace_step {\
  background: rgb(252, 255, 0);\
  }\
  .ace-tm .ace_marker-layer .ace_stack {\
  background: rgb(164, 229, 101);\
  }\
  .ace-tm .ace_marker-layer .ace_bracket {\
  margin: -1px 0 0 -1px;\
  border: 1px solid rgb(192, 192, 192);\
  }\
  .ace-tm .ace_marker-layer .ace_active-line {\
  background: rgba(0, 0, 0, 0.07);\
  }\
  .ace-tm .ace_gutter-active-line {\
  background-color : #dcdcdc;\
  }\
  .ace-tm .ace_marker-layer .ace_selected-word {\
  background: rgb(250, 250, 255);\
  border: 1px solid rgb(200, 200, 250);\
  }\
  .ace-tm .ace_indent-guide {\
  background: url(\"data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAACCAYAAACZgbYnAAAAE0lEQVQImWP4////f4bLly//BwAmVgd1/w11/gAAAABJRU5ErkJggg==\") right repeat-y;\
  }\
  ";
  
  var dom = require("../lib/dom");
  dom.importCssString(exports.cssText, exports.cssClass);
  });
  
  ace.define("ace/line_widgets",["require","exports","module","ace/lib/oop","ace/lib/dom","ace/range"], function(require, exports, module) {
  "use strict";
  
  var oop = require("./lib/oop");
  var dom = require("./lib/dom");
  var Range = require("./range").Range;
  
  
  function LineWidgets(session) {
      this.session = session;
      this.session.widgetManager = this;
      this.session.getRowLength = this.getRowLength;
      this.session.$getWidgetScreenLength = this.$getWidgetScreenLength;
      this.updateOnChange = this.updateOnChange.bind(this);
      this.renderWidgets = this.renderWidgets.bind(this);
      this.measureWidgets = this.measureWidgets.bind(this);
      this.session._changedWidgets = [];
      this.$onChangeEditor = this.$onChangeEditor.bind(this);
      
      this.session.on("change", this.updateOnChange);
      this.session.on("changeFold", this.updateOnFold);
      this.session.on("changeEditor", this.$onChangeEditor);
  }
  
  (function() {
      this.getRowLength = function(row) {
          var h;
          if (this.lineWidgets)
              h = this.lineWidgets[row] && this.lineWidgets[row].rowCount || 0;
          else 
              h = 0;
          if (!this.$useWrapMode || !this.$wrapData[row]) {
              return 1 + h;
          } else {
              return this.$wrapData[row].length + 1 + h;
          }
      };
  
      this.$getWidgetScreenLength = function() {
          var screenRows = 0;
          this.lineWidgets.forEach(function(w){
              if (w && w.rowCount && !w.hidden)
                  screenRows += w.rowCount;
          });
          return screenRows;
      };    
      
      this.$onChangeEditor = function(e) {
          this.attach(e.editor);
      };
      
      this.attach = function(editor) {
          if (editor  && editor.widgetManager && editor.widgetManager != this)
              editor.widgetManager.detach();
  
          if (this.editor == editor)
              return;
  
          this.detach();
          this.editor = editor;
          
          if (editor) {
              editor.widgetManager = this;
              editor.renderer.on("beforeRender", this.measureWidgets);
              editor.renderer.on("afterRender", this.renderWidgets);
          }
      };
      this.detach = function(e) {
          var editor = this.editor;
          if (!editor)
              return;
          
          this.editor = null;
          editor.widgetManager = null;
          
          editor.renderer.off("beforeRender", this.measureWidgets);
          editor.renderer.off("afterRender", this.renderWidgets);
          var lineWidgets = this.session.lineWidgets;
          lineWidgets && lineWidgets.forEach(function(w) {
              if (w && w.el && w.el.parentNode) {
                  w._inDocument = false;
                  w.el.parentNode.removeChild(w.el);
              }
          });
      };
  
      this.updateOnFold = function(e, session) {
          var lineWidgets = session.lineWidgets;
          if (!lineWidgets || !e.action)
              return;
          var fold = e.data;
          var start = fold.start.row;
          var end = fold.end.row;
          var hide = e.action == "add";
          for (var i = start + 1; i < end; i++) {
              if (lineWidgets[i])
                  lineWidgets[i].hidden = hide;
          }
          if (lineWidgets[end]) {
              if (hide) {
                  if (!lineWidgets[start])
                      lineWidgets[start] = lineWidgets[end];
                  else
                      lineWidgets[end].hidden = hide;
              } else {
                  if (lineWidgets[start] == lineWidgets[end])
                      lineWidgets[start] = undefined;
                  lineWidgets[end].hidden = hide;
              }
          }
      };
      
      this.updateOnChange = function(delta) {
          var lineWidgets = this.session.lineWidgets;
          if (!lineWidgets) return;
          
          var startRow = delta.start.row;
          var len = delta.end.row - startRow;
  
          if (len === 0) {
          } else if (delta.action == 'remove') {
              var removed = lineWidgets.splice(startRow + 1, len);
              removed.forEach(function(w) {
                  w && this.removeLineWidget(w);
              }, this);
              this.$updateRows();
          } else {
              var args = new Array(len);
              args.unshift(startRow, 0);
              lineWidgets.splice.apply(lineWidgets, args);
              this.$updateRows();
          }
      };
      
      this.$updateRows = function() {
          var lineWidgets = this.session.lineWidgets;
          if (!lineWidgets) return;
          var noWidgets = true;
          lineWidgets.forEach(function(w, i) {
              if (w) {
                  noWidgets = false;
                  w.row = i;
                  while (w.$oldWidget) {
                      w.$oldWidget.row = i;
                      w = w.$oldWidget;
                  }
              }
          });
          if (noWidgets)
              this.session.lineWidgets = null;
      };
  
      this.addLineWidget = function(w) {
          if (!this.session.lineWidgets)
              this.session.lineWidgets = new Array(this.session.getLength());
          
          var old = this.session.lineWidgets[w.row];
          if (old) {
              w.$oldWidget = old;
              if (old.el && old.el.parentNode) {
                  old.el.parentNode.removeChild(old.el);
                  old._inDocument = false;
              }
          }
              
          this.session.lineWidgets[w.row] = w;
          
          w.session = this.session;
          
          var renderer = this.editor.renderer;
          if (w.html && !w.el) {
              w.el = dom.createElement("div");
              w.el.innerHTML = w.html;
          }
          if (w.el) {
              dom.addCssClass(w.el, "ace_lineWidgetContainer");
              w.el.style.position = "absolute";
              w.el.style.zIndex = 5;
              renderer.container.appendChild(w.el);
              w._inDocument = true;
          }
          
          if (!w.coverGutter) {
              w.el.style.zIndex = 3;
          }
          if (!w.pixelHeight) {
              w.pixelHeight = w.el.offsetHeight;
          }
          if (w.rowCount == null) {
              w.rowCount = w.pixelHeight / renderer.layerConfig.lineHeight;
          }
          
          var fold = this.session.getFoldAt(w.row, 0);
          w.$fold = fold;
          if (fold) {
              var lineWidgets = this.session.lineWidgets;
              if (w.row == fold.end.row && !lineWidgets[fold.start.row])
                  lineWidgets[fold.start.row] = w;
              else
                  w.hidden = true;
          }
              
          this.session._emit("changeFold", {data:{start:{row: w.row}}});
          
          this.$updateRows();
          this.renderWidgets(null, renderer);
          this.onWidgetChanged(w);
          return w;
      };
      
      this.removeLineWidget = function(w) {
          w._inDocument = false;
          w.session = null;
          if (w.el && w.el.parentNode)
              w.el.parentNode.removeChild(w.el);
          if (w.editor && w.editor.destroy) try {
              w.editor.destroy();
          } catch(e){}
          if (this.session.lineWidgets) {
              var w1 = this.session.lineWidgets[w.row]
              if (w1 == w) {
                  this.session.lineWidgets[w.row] = w.$oldWidget;
                  if (w.$oldWidget)
                      this.onWidgetChanged(w.$oldWidget);
              } else {
                  while (w1) {
                      if (w1.$oldWidget == w) {
                          w1.$oldWidget = w.$oldWidget;
                          break;
                      }
                      w1 = w1.$oldWidget;
                  }
              }
          }
          this.session._emit("changeFold", {data:{start:{row: w.row}}});
          this.$updateRows();
      };
      
      this.getWidgetsAtRow = function(row) {
          var lineWidgets = this.session.lineWidgets;
          var w = lineWidgets && lineWidgets[row];
          var list = [];
          while (w) {
              list.push(w);
              w = w.$oldWidget;
          }
          return list;
      };
      
      this.onWidgetChanged = function(w) {
          this.session._changedWidgets.push(w);
          this.editor && this.editor.renderer.updateFull();
      };
      
      this.measureWidgets = function(e, renderer) {
          var changedWidgets = this.session._changedWidgets;
          var config = renderer.layerConfig;
          
          if (!changedWidgets || !changedWidgets.length) return;
          var min = Infinity;
          for (var i = 0; i < changedWidgets.length; i++) {
              var w = changedWidgets[i];
              if (!w || !w.el) continue;
              if (w.session != this.session) continue;
              if (!w._inDocument) {
                  w._inDocument = true;
                  renderer.container.appendChild(w.el);
              }
              
              w.h = w.el.offsetHeight;
              
              if (!w.fixedWidth) {
                  w.w = w.el.offsetWidth;
                  w.screenWidth = Math.ceil(w.w / config.characterWidth);
              }
              
              var rowCount = w.h / config.lineHeight;
              if (w.coverLine) {
                  rowCount -= this.session.getRowLineCount(w.row);
                  if (rowCount < 0)
                      rowCount = 0;
              }
              if (w.rowCount != rowCount) {
                  w.rowCount = rowCount;
                  if (w.row < min)
                      min = w.row;
              }
          }
          if (min != Infinity) {
              this.session._emit("changeFold", {data:{start:{row: min}}});
              this.session.lineWidgetWidth = null;
          }
          this.session._changedWidgets = [];
      };
      
      this.renderWidgets = function(e, renderer) {
          var config = renderer.layerConfig;
          var lineWidgets = this.session.lineWidgets;
          if (!lineWidgets)
              return;
          var first = Math.min(this.firstRow, config.firstRow);
          var last = Math.max(this.lastRow, config.lastRow, lineWidgets.length);
          
          while (first > 0 && !lineWidgets[first])
              first--;
          
          this.firstRow = config.firstRow;
          this.lastRow = config.lastRow;
  
          renderer.$cursorLayer.config = config;
          for (var i = first; i <= last; i++) {
              var w = lineWidgets[i];
              if (!w || !w.el) continue;
              if (w.hidden) {
                  w.el.style.top = -100 - (w.pixelHeight || 0) + "px";
                  continue;
              }
              if (!w._inDocument) {
                  w._inDocument = true;
                  renderer.container.appendChild(w.el);
              }
              var top = renderer.$cursorLayer.getPixelPosition({row: i, column:0}, true).top;
              if (!w.coverLine)
                  top += config.lineHeight * this.session.getRowLineCount(w.row);
              w.el.style.top = top - config.offset + "px";
              
              var left = w.coverGutter ? 0 : renderer.gutterWidth;
              if (!w.fixedWidth)
                  left -= renderer.scrollLeft;
              w.el.style.left = left + "px";
              
              if (w.fullWidth && w.screenWidth) {
                  w.el.style.minWidth = config.width + 2 * config.padding + "px";
              }
              
              if (w.fixedWidth) {
                  w.el.style.right = renderer.scrollBar.getWidth() + "px";
              } else {
                  w.el.style.right = "";
              }
          }
      };
      
  }).call(LineWidgets.prototype);
  
  
  exports.LineWidgets = LineWidgets;
  
  });
  
  ace.define("ace/ext/error_marker",["require","exports","module","ace/line_widgets","ace/lib/dom","ace/range"], function(require, exports, module) {
  "use strict";
  var LineWidgets = require("../line_widgets").LineWidgets;
  var dom = require("../lib/dom");
  var Range = require("../range").Range;
  
  function binarySearch(array, needle, comparator) {
      var first = 0;
      var last = array.length - 1;
  
      while (first <= last) {
          var mid = (first + last) >> 1;
          var c = comparator(needle, array[mid]);
          if (c > 0)
              first = mid + 1;
          else if (c < 0)
              last = mid - 1;
          else
              return mid;
      }
      return -(first + 1);
  }
  
  function findAnnotations(session, row, dir) {
      var annotations = session.getAnnotations().sort(Range.comparePoints);
      if (!annotations.length)
          return;
      
      var i = binarySearch(annotations, {row: row, column: -1}, Range.comparePoints);
      if (i < 0)
          i = -i - 1;
      
      if (i >= annotations.length)
          i = dir > 0 ? 0 : annotations.length - 1;
      else if (i === 0 && dir < 0)
          i = annotations.length - 1;
      
      var annotation = annotations[i];
      if (!annotation || !dir)
          return;
  
      if (annotation.row === row) {
          do {
              annotation = annotations[i += dir];
          } while (annotation && annotation.row === row);
          if (!annotation)
              return annotations.slice();
      }
      
      
      var matched = [];
      row = annotation.row;
      do {
          matched[dir < 0 ? "unshift" : "push"](annotation);
          annotation = annotations[i += dir];
      } while (annotation && annotation.row == row);
      return matched.length && matched;
  }
  
  exports.showErrorMarker = function(editor, dir) {
      var session = editor.session;
      if (!session.widgetManager) {
          session.widgetManager = new LineWidgets(session);
          session.widgetManager.attach(editor);
      }
      
      var pos = editor.getCursorPosition();
      var row = pos.row;
      var oldWidget = session.widgetManager.getWidgetsAtRow(row).filter(function(w) {
          return w.type == "errorMarker";
      })[0];
      if (oldWidget) {
          oldWidget.destroy();
      } else {
          row -= dir;
      }
      var annotations = findAnnotations(session, row, dir);
      var gutterAnno;
      if (annotations) {
          var annotation = annotations[0];
          pos.column = (annotation.pos && typeof annotation.column != "number"
              ? annotation.pos.sc
              : annotation.column) || 0;
          pos.row = annotation.row;
          gutterAnno = editor.renderer.$gutterLayer.$annotations[pos.row];
      } else if (oldWidget) {
          return;
      } else {
          gutterAnno = {
              text: ["Looks good!"],
              className: "ace_ok"
          };
      }
      editor.session.unfold(pos.row);
      editor.selection.moveToPosition(pos);
      
      var w = {
          row: pos.row, 
          fixedWidth: true,
          coverGutter: true,
          el: dom.createElement("div"),
          type: "errorMarker"
      };
      var el = w.el.appendChild(dom.createElement("div"));
      var arrow = w.el.appendChild(dom.createElement("div"));
      arrow.className = "error_widget_arrow " + gutterAnno.className;
      
      var left = editor.renderer.$cursorLayer
          .getPixelPosition(pos).left;
      arrow.style.left = left + editor.renderer.gutterWidth - 5 + "px";
      
      w.el.className = "error_widget_wrapper";
      el.className = "error_widget " + gutterAnno.className;
      el.innerHTML = gutterAnno.text.join("<br>");
      
      el.appendChild(dom.createElement("div"));
      
      var kb = function(_, hashId, keyString) {
          if (hashId === 0 && (keyString === "esc" || keyString === "return")) {
              w.destroy();
              return {command: "null"};
          }
      };
      
      w.destroy = function() {
          if (editor.$mouseHandler.isMousePressed)
              return;
          editor.keyBinding.removeKeyboardHandler(kb);
          session.widgetManager.removeLineWidget(w);
          editor.off("changeSelection", w.destroy);
          editor.off("changeSession", w.destroy);
          editor.off("mouseup", w.destroy);
          editor.off("change", w.destroy);
      };
      
      editor.keyBinding.addKeyboardHandler(kb);
      editor.on("changeSelection", w.destroy);
      editor.on("changeSession", w.destroy);
      editor.on("mouseup", w.destroy);
      editor.on("change", w.destroy);
      
      editor.session.widgetManager.addLineWidget(w);
      
      w.el.onmousedown = editor.focus.bind(editor);
      
      editor.renderer.scrollCursorIntoView(null, 0.5, {bottom: w.el.offsetHeight});
  };
  
  
  dom.importCssString("\
      .error_widget_wrapper {\
          background: inherit;\
          color: inherit;\
          border:none\
      }\
      .error_widget {\
          border-top: solid 2px;\
          border-bottom: solid 2px;\
          margin: 5px 0;\
          padding: 10px 40px;\
          white-space: pre-wrap;\
      }\
      .error_widget.ace_error, .error_widget_arrow.ace_error{\
          border-color: #ff5a5a\
      }\
      .error_widget.ace_warning, .error_widget_arrow.ace_warning{\
          border-color: #F1D817\
      }\
      .error_widget.ace_info, .error_widget_arrow.ace_info{\
          border-color: #5a5a5a\
      }\
      .error_widget.ace_ok, .error_widget_arrow.ace_ok{\
          border-color: #5aaa5a\
      }\
      .error_widget_arrow {\
          position: absolute;\
          border: solid 5px;\
          border-top-color: transparent!important;\
          border-right-color: transparent!important;\
          border-left-color: transparent!important;\
          top: -5px;\
      }\
  ", "");
  
  });
  
  ace.define("ace/ace",["require","exports","module","ace/lib/fixoldbrowsers","ace/lib/dom","ace/lib/event","ace/editor","ace/edit_session","ace/undomanager","ace/virtual_renderer","ace/worker/worker_client","ace/keyboard/hash_handler","ace/placeholder","ace/multi_select","ace/mode/folding/fold_mode","ace/theme/textmate","ace/ext/error_marker","ace/config"], function(require, exports, module) {
  "use strict";
  
  require("./lib/fixoldbrowsers");
  
  var dom = require("./lib/dom");
  var event = require("./lib/event");
  
  var Editor = require("./editor").Editor;
  var EditSession = require("./edit_session").EditSession;
  var UndoManager = require("./undomanager").UndoManager;
  var Renderer = require("./virtual_renderer").VirtualRenderer;
  require("./worker/worker_client");
  require("./keyboard/hash_handler");
  require("./placeholder");
  require("./multi_select");
  require("./mode/folding/fold_mode");
  require("./theme/textmate");
  require("./ext/error_marker");
  
  exports.config = require("./config");
  exports.require = require;
  exports.edit = function(el) {
      if (typeof(el) == "string") {
          var _id = el;
          el = document.getElementById(_id);
          if (!el)
              throw new Error("ace.edit can't find div #" + _id);
      }
  
      if (el && el.env && el.env.editor instanceof Editor)
          return el.env.editor;
  
      var value = "";
      if (el && /input|textarea/i.test(el.tagName)) {
          var oldNode = el;
          value = oldNode.value;
          el = dom.createElement("pre");
          oldNode.parentNode.replaceChild(el, oldNode);
      } else if (el) {
          value = dom.getInnerText(el);
          el.innerHTML = '';
      }
  
      var doc = exports.createEditSession(value);
  
      var editor = new Editor(new Renderer(el));
      editor.setSession(doc);
  
      var env = {
          document: doc,
          editor: editor,
          onResize: editor.resize.bind(editor, null)
      };
      if (oldNode) env.textarea = oldNode;
      event.addListener(window, "resize", env.onResize);
      editor.on("destroy", function() {
          event.removeListener(window, "resize", env.onResize);
          env.editor.container.env = null; // prevent memory leak on old ie
      });
      editor.container.env = editor.env = env;
      return editor;
  };
  exports.createEditSession = function(text, mode) {
      var doc = new EditSession(text, mode);
      doc.setUndoManager(new UndoManager());
      return doc;
  }
  exports.EditSession = EditSession;
  exports.UndoManager = UndoManager;
  });
              (function() {
                  ace.require(["ace/ace"], function(a) {
                      a && a.config.init(true);
                      if (!window.ace)
                          window.ace = a;
                      for (var key in a) if (a.hasOwnProperty(key))
                          window.ace[key] = a[key];
                  });
              })();
          