text: /*!
   * mustache.js - Logic-less {{mustache}} templates with JavaScript
   * http://github.com/janl/mustache.js
   */
  
  /*global define: false*/
  
  (function (root, factory) {
    if (typeof exports === "object" && exports) {
      module.exports = factory; // CommonJS
    } else if (typeof define === "function" && define.amd) {
      define(factory); // AMD
    } else {
      root.Mustache = factory; // <script>
    }
  }(this, (function () {
  
    var exports = {};
  
    exports.name = "mustache.js";
    exports.version = "0.7.2";
    exports.tags = ["{{", "}}"];
  
    exports.Scanner = Scanner;
    exports.Context = Context;
    exports.Writer = Writer;
  
    var whiteRe = /\s*/;
    var spaceRe = /\s+/;
    var nonSpaceRe = /\S/;
    var eqRe = /\s*=/;
    var curlyRe = /\s*\}/;
    var tagRe = /#|\^|\/|>|\{|&|=|!/;
  
    // Workaround for https://issues.apache.org/jira/browse/COUCHDB-577
    // See https://github.com/janl/mustache.js/issues/189
    function testRe(re, string) {
      return RegExp.prototype.test.call(re, string);
    }
  
    function isWhitespace(string) {
      return !testRe(nonSpaceRe, string);
    }
  
    var isArray = Array.isArray || function (obj) {
      return Object.prototype.toString.call(obj) === "[object Array]";
    };
  
    function escapeRe(string) {
      return string.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&");
    }
  
    var entityMap = {
      "&": "&amp;",
      "<": "&lt;",
      ">": "&gt;",
      '"': '&quot;',
      "'": '&#39;',
      "/": '&#x2F;'
    };
  
    function escapeHtml(string) {
      return String(string).replace(/[&<>"'\/]/g, function (s) {
        return entityMap[s];
      });
    }
  
    // Export the escaping function so that the user may override it.
    // See https://github.com/janl/mustache.js/issues/244
    exports.escape = escapeHtml;
  
    function Scanner(string) {
      this.string = string;
      this.tail = string;
      this.pos = 0;
    }
  
    /**
     * Returns `true` if the tail is empty (end of string).
     */
    Scanner.prototype.eos = function () {
      return this.tail === "";
    };
  
    /**
     * Tries to match the given regular expression at the current position.
     * Returns the matched text if it can match, the empty string otherwise.
     */
    Scanner.prototype.scan = function (re) {
      var match = this.tail.match(re);
  
      if (match && match.index === 0) {
        this.tail = this.tail.substring(match[0].length);
        this.pos += match[0].length;
        return match[0];
      }
  
      return "";
    };
  
    /**
     * Skips all text until the given regular expression can be matched. Returns
     * the skipped string, which is the entire tail if no match can be made.
     */
    Scanner.prototype.scanUntil = function (re) {
      var match, pos = this.tail.search(re);
  
      switch (pos) {
      case -1:
        match = this.tail;
        this.pos += this.tail.length;
        this.tail = "";
        break;
      case 0:
        match = "";
        break;
      default:
        match = this.tail.substring(0, pos);
        this.tail = this.tail.substring(pos);
        this.pos += pos;
      }
  
      return match;
    };
  
    function Context(view, parent) {
      this.view = view;
      this.parent = parent;
      this._cache = {};
    }
  
    Context.make = function (view) {
      return (view instanceof Context) ? view : new Context(view);
    };
  
    Context.prototype.push = function (view) {
      return new Context(view, this);
    };
  
    Context.prototype.lookup = function (name) {
      var value = this._cache[name];
  
      if (!value) {
        if (name == '.') {
          value = this.view;
        } else {
          var context = this;
  
          while (context) {
            if (name.indexOf('.') > 0) {
              value = context.view;
              var names = name.split('.'), i = 0;
              while (value && i < names.length) {
                value = value[names[i++]];
              }
            } else {
              value = context.view[name];
            }
  
            if (value != null) break;
  
            context = context.parent;
          }
        }
  
        this._cache[name] = value;
      }
  
      if (typeof value === 'function') value = value.call(this.view);
  
      return value;
    };
  
    function Writer() {
      this.clearCache();
    }
  
    Writer.prototype.clearCache = function () {
      this._cache = {};
      this._partialCache = {};
    };
  
    Writer.prototype.compile = function (template, tags) {
      var fn = this._cache[template];
  
      if (!fn) {
        var tokens = exports.parse(template, tags);
        fn = this._cache[template] = this.compileTokens(tokens, template);
      }
  
      return fn;
    };
  
    Writer.prototype.compilePartial = function (name, template, tags) {
      var fn = this.compile(template, tags);
      this._partialCache[name] = fn;
      return fn;
    };
  
    Writer.prototype.getPartial = function (name) {
      if (!(name in this._partialCache) && this._loadPartial) {
        this.compilePartial(name, this._loadPartial(name));
      }
  
      return this._partialCache[name];
    };
  
    Writer.prototype.compileTokens = function (tokens, template) {
      var self = this;
      return function (view, partials) {
        if (partials) {
          if (typeof partials === 'function') {
            self._loadPartial = partials;
          } else {
            for (var name in partials) {
              self.compilePartial(name, partials[name]);
            }
          }
        }
  
        return renderTokens(tokens, self, Context.make(view), template);
      };
    };
  
    Writer.prototype.render = function (template, view, partials) {
      return this.compile(template)(view, partials);
    };
  
    /**
     * Low-level function that renders the given `tokens` using the given `writer`
     * and `context`. The `template` string is only needed for templates that use
     * higher-order sections to extract the portion of the original template that
     * was contained in that section.
     */
    function renderTokens(tokens, writer, context, template) {
      var buffer = '';
  
      var token, tokenValue, value;
      for (var i = 0, len = tokens.length; i < len; ++i) {
        token = tokens[i];
        tokenValue = token[1];
  
        switch (token[0]) {
        case '#':
          value = context.lookup(tokenValue);
  
          if (typeof value === 'object') {
            if (isArray(value)) {
              for (var j = 0, jlen = value.length; j < jlen; ++j) {
                buffer += renderTokens(token[4], writer, context.push(value[j]), template);
              }
            } else if (value) {
              buffer += renderTokens(token[4], writer, context.push(value), template);
            }
          } else if (typeof value === 'function') {
            var text = template == null ? null : template.slice(token[3], token[5]);
            value = value.call(context.view, text, function (template) {
              return writer.render(template, context);
            });
            if (value != null) buffer += value;
          } else if (value) {
            buffer += renderTokens(token[4], writer, context, template);
          }
  
          break;
        case '^':
          value = context.lookup(tokenValue);
  
          // Use JavaScript's definition of falsy. Include empty arrays.
          // See https://github.com/janl/mustache.js/issues/186
          if (!value || (isArray(value) && value.length === 0)) {
            buffer += renderTokens(token[4], writer, context, template);
          }
  
          break;
        case '>':
          value = writer.getPartial(tokenValue);
          if (typeof value === 'function') buffer += value(context);
          break;
        case '&':
          value = context.lookup(tokenValue);
          if (value != null) buffer += value;
          break;
        case 'name':
          value = context.lookup(tokenValue);
          if (value != null) buffer += exports.escape(value);
          break;
        case 'text':
          buffer += tokenValue;
          break;
        }
      }
  
      return buffer;
    }
  
    /**
     * Forms the given array of `tokens` into a nested tree structure where
     * tokens that represent a section have two additional items: 1) an array of
     * all tokens that appear in that section and 2) the index in the original
     * template that represents the end of that section.
     */
    function nestTokens(tokens) {
      var tree = [];
      var collector = tree;
      var sections = [];
  
      var token;
      for (var i = 0, len = tokens.length; i < len; ++i) {
        token = tokens[i];
        switch (token[0]) {
        case '#':
        case '^':
          sections.push(token);
          collector.push(token);
          collector = token[4] = [];
          break;
        case '/':
          var section = sections.pop();
          section[5] = token[2];
          collector = sections.length > 0 ? sections[sections.length - 1][4] : tree;
          break;
        default:
          collector.push(token);
        }
      }
  
      return tree;
    }
  
    /**
     * Combines the values of consecutive text tokens in the given `tokens` array
     * to a single token.
     */
    function squashTokens(tokens) {
      var squashedTokens = [];
  
      var token, lastToken;
      for (var i = 0, len = tokens.length; i < len; ++i) {
        token = tokens[i];
        if (token) {
          if (token[0] === 'text' && lastToken && lastToken[0] === 'text') {
            lastToken[1] += token[1];
            lastToken[3] = token[3];
          } else {
            lastToken = token;
            squashedTokens.push(token);
          }
        }
      }
  
      return squashedTokens;
    }
  
    function escapeTags(tags) {
      return [
        new RegExp(escapeRe(tags[0]) + "\\s*"),
        new RegExp("\\s*" + escapeRe(tags[1]))
      ];
    }
  
    /**
     * Breaks up the given `template` string into a tree of token objects. If
     * `tags` is given here it must be an array with two string values: the
     * opening and closing tags used in the template (e.g. ["<%", "%>"]). Of
     * course, the default is to use mustaches (i.e. Mustache.tags).
     */
    exports.parse = function (template, tags) {
      template = template || '';
      tags = tags || exports.tags;
  
      if (typeof tags === 'string') tags = tags.split(spaceRe);
      if (tags.length !== 2) throw new Error('Invalid tags: ' + tags.join(', '));
  
      var tagRes = escapeTags(tags);
      var scanner = new Scanner(template);
  
      var sections = [];     // Stack to hold section tokens
      var tokens = [];       // Buffer to hold the tokens
      var spaces = [];       // Indices of whitespace tokens on the current line
      var hasTag = false;    // Is there a {{tag}} on the current line?
      var nonSpace = false;  // Is there a non-space char on the current line?
  
      // Strips all whitespace tokens array for the current line
      // if there was a {{#tag}} on it and otherwise only space.
      function stripSpace() {
        if (hasTag && !nonSpace) {
          while (spaces.length) {
            delete tokens[spaces.pop()];
          }
        } else {
          spaces = [];
        }
  
        hasTag = false;
        nonSpace = false;
      }
  
      var start, type, value, chr, token;
      while (!scanner.eos()) {
        start = scanner.pos;
  
        // Match any text between tags.
        value = scanner.scanUntil(tagRes[0]);
        if (value) {
          for (var i = 0, len = value.length; i < len; ++i) {
            chr = value.charAt(i);
  
            if (isWhitespace(chr)) {
              spaces.push(tokens.length);
            } else {
              nonSpace = true;
            }
  
            tokens.push(['text', chr, start, start + 1]);
            start += 1;
  
            // Check for whitespace on the current line.
            if (chr == '\n') stripSpace();
          }
        }
  
        // Match the opening tag.
        if (!scanner.scan(tagRes[0])) break;
        hasTag = true;
  
        // Get the tag type.
        type = scanner.scan(tagRe) || 'name';
        scanner.scan(whiteRe);
  
        // Get the tag value.
        if (type === '=') {
          value = scanner.scanUntil(eqRe);
          scanner.scan(eqRe);
          scanner.scanUntil(tagRes[1]);
        } else if (type === '{') {
          value = scanner.scanUntil(new RegExp('\\s*' + escapeRe('}' + tags[1])));
          scanner.scan(curlyRe);
          scanner.scanUntil(tagRes[1]);
          type = '&';
        } else {
          value = scanner.scanUntil(tagRes[1]);
        }
  
        // Match the closing tag.
        if (!scanner.scan(tagRes[1])) throw new Error('Unclosed tag at ' + scanner.pos);
  
        token = [type, value, start, scanner.pos];
        tokens.push(token);
  
        if (type === '#' || type === '^') {
          sections.push(token);
        } else if (type === '/') {
          // Check section nesting.
          if (sections.length === 0) throw new Error('Unopened section "' + value + '" at ' + start);
          var openSection = sections.pop();
          if (openSection[1] !== value) throw new Error('Unclosed section "' + openSection[1] + '" at ' + start);
        } else if (type === 'name' || type === '{' || type === '&') {
          nonSpace = true;
        } else if (type === '=') {
          // Set the tags for the next time around.
          tags = value.split(spaceRe);
          if (tags.length !== 2) throw new Error('Invalid tags at ' + start + ': ' + tags.join(', '));
          tagRes = escapeTags(tags);
        }
      }
  
      // Make sure there are no open sections when we're done.
      var openSection = sections.pop();
      if (openSection) throw new Error('Unclosed section "' + openSection[1] + '" at ' + scanner.pos);
  
      tokens = squashTokens(tokens);
  
      return nestTokens(tokens);
    };
  
    // All Mustache.* functions use this writer.
    var _writer = new Writer();
  
    /**
     * Clears all cached templates and partials in the default writer.
     */
    exports.clearCache = function () {
      return _writer.clearCache();
    };
  
    /**
     * Compiles the given `template` to a reusable function using the default
     * writer.
     */
    exports.compile = function (template, tags) {
      return _writer.compile(template, tags);
    };
  
    /**
     * Compiles the partial with the given `name` and `template` to a reusable
     * function using the default writer.
     */
    exports.compilePartial = function (name, template, tags) {
      return _writer.compilePartial(name, template, tags);
    };
  
    /**
     * Compiles the given array of tokens (the output of a parse) to a reusable
     * function using the default writer.
     */
    exports.compileTokens = function (tokens, template) {
      return _writer.compileTokens(tokens, template);
    };
  
    /**
     * Renders the `template` with the given `view` and `partials` using the
     * default writer.
     */
    exports.render = function (template, view, partials) {
      return _writer.render(template, view, partials);
    };
  
    // This is here for backwards compatibility with 0.4.x.
    exports.to_html = function (template, view, partials, send) {
      var result = exports.render(template, view, partials);
  
      if (typeof send === "function") {
        send(result);
      } else {
        return result;
      }
    };
  
    return exports;
  
  }())));
  