text: /* ***** BEGIN LICENSE BLOCK *****
   * Distributed under the BSD license:
   *
   * Copyright (c) 2012, 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(function(require, exports, module) {
  "use strict";
  
  var oop = require("../lib/oop");
  var lang = require("../lib/lang");
  var DocCommentHighlightRules = require("./doc_comment_highlight_rules").DocCommentHighlightRules;
  var TextHighlightRules = require("./text_highlight_rules").TextHighlightRules;
  
  var SwiftHighlightRules = function() {
     var keywordMapper = this.createKeywordMapper({
          "variable.language": "",
          "keyword": "__COLUMN__|__FILE__|__FUNCTION__|__LINE__"
              + "|as|associativity|break|case|class|continue|default|deinit|didSet"
              + "|do|dynamicType|else|enum|extension|fallthrough|for|func|get|if|import"
              + "|in|infix|init|inout|is|left|let|let|mutating|new|none|nonmutating"
              + "|operator|override|postfix|precedence|prefix|protocol|return|right"
              + "|safe|Self|self|set|struct|subscript|switch|Type|typealias"
              + "|unowned|unsafe|var|weak|where|while|willSet"
              + "|convenience|dynamic|final|infix|lazy|mutating|nonmutating|optional|override|postfix"
              + "|prefix|required|static|guard|defer",
          "storage.type": "bool|double|Double"
              + "|extension|float|Float|int|Int|private|public|string|String",
          "constant.language":
              "false|Infinity|NaN|nil|no|null|null|off|on|super|this|true|undefined|yes",
          "support.function":
              ""
      }, "identifier");
      
      function string(start, options) {
          var nestable = options.nestable || options.interpolation;
          var interpStart = options.interpolation && options.interpolation.nextState || "start";
          var mainRule = {
              regex: start + (options.multiline ? "" : "(?=.)"),
              token: "string.start"
          };
          var nextState = [
              options.escape && {
                  regex: options.escape,
                  token: "character.escape"
              },
              options.interpolation && {
                  token : "paren.quasi.start",
                  regex : lang.escapeRegExp(options.interpolation.lead + options.interpolation.open),
                  push  : interpStart
              },
              options.error && {
                  regex: options.error,
                  token: "error.invalid"
              }, 
              {
                  regex: start + (options.multiline ? "" : "|$"),
                  token: "string.end",
                  next: nestable ? "pop" : "start"
              }, {
                  defaultToken: "string"
              }
          ].filter(Boolean);
          
          if (nestable)
              mainRule.push = nextState;
          else
              mainRule.next = nextState;
          
          if (!options.interpolation)
              return mainRule;
          
          var open = options.interpolation.open;
          var close = options.interpolation.close;
          var counter = {
              regex: "[" + lang.escapeRegExp(open + close) + "]",
              onMatch: function(val, state, stack) {
                  this.next = val == open ? this.nextState : "";
                  if (val == open && stack.length) {
                      stack.unshift("start", state);
                      return "paren";
                  }
                  if (val == close && stack.length) {
                      stack.shift();
                      this.next = stack.shift();
                      if (this.next.indexOf("string") != -1)
                          return "paren.quasi.end";
                  }
                  return val == open ? "paren.lparen" : "paren.rparen";
              },
              nextState: interpStart
          } 
          return [counter, mainRule];
      }
      
      function comments() {
          return [{
                  token : "comment",
                  regex : "\\/\\/(?=.)",
                  next : [
                      DocCommentHighlightRules.getTagRule(),
                      {token : "comment", regex : "$|^", next: "start"},
                      {defaultToken : "comment", caseInsensitive: true}
                  ]
              },
              DocCommentHighlightRules.getStartRule("doc-start"),
              {
                  token : "comment.start",
                  regex : /\/\*/,
                  stateName: "nested_comment",
                  push : [
                      DocCommentHighlightRules.getTagRule(),
                      {token : "comment.start", regex : /\/\*/, push: "nested_comment"},
                      {token : "comment.end", regex : "\\*\\/", next : "pop"},
                      {defaultToken : "comment", caseInsensitive: true}
                  ]
              }
          ];
      }
      
  
      this.$rules = {
          start: [
              string('"', {
                  escape: /\\(?:[0\\tnr"']|u{[a-fA-F1-9]{0,8}})/,
                  interpolation: {lead: "\\", open: "(", close: ")"},
                  error: /\\./,
                  multiline: false
              }),
              comments({type: "c", nestable: true}),
              {
                   regex: /@[a-zA-Z_$][a-zA-Z_$\d\u0080-\ufffe]*/,
                   token: "variable.parameter"
              },
              {
                  regex: /[a-zA-Z_$][a-zA-Z_$\d\u0080-\ufffe]*/,
                  token: keywordMapper
              },  
              {
                  token : "constant.numeric", 
                  regex : /[+-]?(?:0(?:b[01]+|o[0-7]+|x[\da-fA-F])|\d+(?:(?:\.\d*)?(?:[PpEe][+-]?\d+)?)\b)/
              }, {
                  token : "keyword.operator",
                  regex : /--|\+\+|===|==|=|!=|!==|<=|>=|<<=|>>=|>>>=|<>|<|>|!|&&|\|\||\?:|[!$%&*+\-~\/^]=?/,
                  next  : "start"
              }, {
                  token : "punctuation.operator",
                  regex : /[?:,;.]/,
                  next  : "start"
              }, {
                  token : "paren.lparen",
                  regex : /[\[({]/,
                  next  : "start"
              }, {
                  token : "paren.rparen",
                  regex : /[\])}]/
              } 
              
          ]
      };
      this.embedRules(DocCommentHighlightRules, "doc-",
          [ DocCommentHighlightRules.getEndRule("start") ]);
      
      this.normalizeRules();
  };
  
  
  oop.inherits(SwiftHighlightRules, TextHighlightRules);
  
  exports.HighlightRules = SwiftHighlightRules;
  });