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a2.parser = (function(){
a2.parser=(function(){function quote(s){return'"'+s.replace(/\\/g,'\\\\').replace(/"/g,'\\"').replace(/\x08/g,'\\b').replace(/\t/g,'\\t').replace(/\n/g,'\\n').replace(/\f/g,'\\f').replace(/\r/g,'\\r').replace(/[\x00-\x07\x0B\x0E-\x1F\x80-\uFFFF]/g,escape)
  /*
+'"';}
  * Generated by PEG.js 0.7.0.
var result={parse:function(input,startRule
  *
  * http://pegjs.majda.cz/
  */
 
  function quote(s) {
    /*
    * ECMA-262, 5th ed., 7.8.4: All characters may appear literally in a
    * string literal except for the closing quote character, backslash,
    * carriage return, line separator, paragraph separator, and line feed.
    * Any character may appear in the form of an escape sequence.
    *
    * For portability, we also escape escape all control and non-ASCII
    * characters. Note that "\0" and "\v" escape sequences are not used
    * because JSHint does not like the first and IE the second.
    */
    return '"' + s
      .replace(/\\/g, '\\\\')  // backslash
      .replace(/"/g, '\\"')    // closing quote character
      .replace(/\x08/g, '\\b') // backspace
      .replace(/\t/g, '\\t')  // horizontal tab
      .replace(/\n/g, '\\n')  // line feed
      .replace(/\f/g, '\\f')  // form feed
      .replace(/\r/g, '\\r')  // carriage return
      .replace(/[\x00-\x07\x0B\x0E-\x1F\x80-\uFFFF]/g, escape)
      + '"';
  }
 
  var result = {
    /*
    * Parses the input with a generated parser. If the parsing is successfull,
    * returns a value explicitly or implicitly specified by the grammar from
    * which the parser was generated (see |PEG.buildParser|). If the parsing is
    * unsuccessful, throws |PEG.parser.SyntaxError| describing the error.
    */
    parse: function(input, startRule) {
      var parseFunctions = {
        "Event": parse_Event,
        "ScopeClause": parse_ScopeClause,
        "TriggerClause": parse_TriggerClause,
        "TriggerFunctions": parse_TriggerFunctions,
        "TriggerFunction": parse_TriggerFunction,
        "TriggerPageOp": parse_TriggerPageOp,
        "TriggerIdentOp": parse_TriggerIdentOp,
        "TriggerBinaryOp": parse_TriggerBinaryOp,
        "ConditionClause": parse_ConditionClause,
        "ConditionFunction": parse_ConditionFunction,
        "ConditionArgs": parse_ConditionArgs,
        "ActionClause": parse_ActionClause,
        "ActionFunctions": parse_ActionFunctions,
        "ActionFunction": parse_ActionFunction,
        "L": parse_L,
        "R": parse_R,
        "C": parse_C,
        "CC": parse_CC,
        "Scope": parse_Scope,
        "Identifier": parse_Identifier,
        "Page": parse_Page,
        "S": parse_S,
        "String": parse_String
      };
     
      if (startRule !== undefined) {
        if (parseFunctions[startRule] === undefined) {
          throw new Error("Invalid rule name: " + quote(startRule) + ".");
        }
      } else {
        startRule = "Event";
      }
     
      var pos = { offset: 0, line: 1, column: 1, seenCR: false };
      var reportFailures = 0;
      var rightmostFailuresPos = { offset: 0, line: 1, column: 1, seenCR: false };
      var rightmostFailuresExpected = [];
     
      function padLeft(input, padding, length) {
        var result = input;
       
        var padLength = length - input.length;
        for (var i = 0; i < padLength; i++) {
          result = padding + result;
        }
       
        return result;
      }
     
      function escape(ch) {
        var charCode = ch.charCodeAt(0);
        var escapeChar;
        var length;
       
        if (charCode <= 0xFF) {
          escapeChar = 'x';
          length = 2;
        } else {
          escapeChar = 'u';
          length = 4;
        }
       
        return '\\' + escapeChar + padLeft(charCode.toString(16).toUpperCase(), '0', length);
      }
     
      function clone(object) {
        var result = {};
        for (var key in object) {
          result[key] = object[key];
        }
        return result;
      }
     
      function advance(pos, n) {
        var endOffset = pos.offset + n;
       
        for (var offset = pos.offset; offset < endOffset; offset++) {
          var ch = input.charAt(offset);
          if (ch === "\n") {
            if (!pos.seenCR) { pos.line++; }
            pos.column = 1;
            pos.seenCR = false;
          } else if (ch === "\r" || ch === "\u2028" || ch === "\u2029") {
            pos.line++;
            pos.column = 1;
            pos.seenCR = true;
          } else {
            pos.column++;
            pos.seenCR = false;
          }
        }
       
        pos.offset += n;
      }
     
      function matchFailed(failure) {
        if (pos.offset < rightmostFailuresPos.offset) {
          return;
        }
       
        if (pos.offset > rightmostFailuresPos.offset) {
          rightmostFailuresPos = clone(pos);
          rightmostFailuresExpected = [];
        }
       
        rightmostFailuresExpected.push(failure);
      }
     
      function parse_Event() {
        var result0, result1, result2, result3, result4, result5, result6, result7, result8, result9;
        var pos0, pos1, pos2;
       
        pos0 = clone(pos);
        pos1 = clone(pos);
        result0 = parse_S();
        result0 = result0 !== null ? result0 : "";
        if (result0 !== null) {
          if (input.substr(pos.offset, 5) === "event") {
            result1 = "event";
            advance(pos, 5);
          } else {
            result1 = null;
            if (reportFailures === 0) {
              matchFailed("\"event\"");
            }
          }
          if (result1 !== null) {
            pos2 = clone(pos);
            result2 = parse_S();
            if (result2 !== null) {
              result3 = parse_Identifier();
              if (result3 !== null) {
                result2 = [result2, result3];
              } else {
                result2 = null;
                pos = clone(pos2);
              }
            } else {
              result2 = null;
              pos = clone(pos2);
            }
            result2 = result2 !== null ? result2 : "";
            if (result2 !== null) {
              result3 = parse_CC();
              if (result3 !== null) {
                result4 = parse_ScopeClause();
                if (result4 !== null) {
                  result5 = parse_TriggerClause();
                  if (result5 !== null) {
                    result6 = parse_ConditionClause();
                    result6 = result6 !== null ? result6 : "";
                    if (result6 !== null) {
                      result7 = parse_ActionClause();
                      result7 = result7 !== null ? result7 : "";
                      if (result7 !== null) {
                        if (input.substr(pos.offset, 4) === "end.") {
                          result8 = "end.";
                          advance(pos, 4);
                        } else {
                          result8 = null;
                          if (reportFailures === 0) {
                           

Version vom 7. Juli 2012, 12:31 Uhr

a2.parser = (function(){
  /*
   * Generated by PEG.js 0.7.0.
   *
   * http://pegjs.majda.cz/
   */
  
  function quote(s) {
    /*
     * ECMA-262, 5th ed., 7.8.4: All characters may appear literally in a
     * string literal except for the closing quote character, backslash,
     * carriage return, line separator, paragraph separator, and line feed.
     * Any character may appear in the form of an escape sequence.
     *
     * For portability, we also escape escape all control and non-ASCII
     * characters. Note that "\0" and "\v" escape sequences are not used
     * because JSHint does not like the first and IE the second.
     */
     return '"' + s
      .replace(/\\/g, '\\\\')  // backslash
      .replace(/"/g, '\\"')    // closing quote character
      .replace(/\x08/g, '\\b') // backspace
      .replace(/\t/g, '\\t')   // horizontal tab
      .replace(/\n/g, '\\n')   // line feed
      .replace(/\f/g, '\\f')   // form feed
      .replace(/\r/g, '\\r')   // carriage return
      .replace(/[\x00-\x07\x0B\x0E-\x1F\x80-\uFFFF]/g, escape)
      + '"';
  }
  
  var result = {
    /*
     * Parses the input with a generated parser. If the parsing is successfull,
     * returns a value explicitly or implicitly specified by the grammar from
     * which the parser was generated (see |PEG.buildParser|). If the parsing is
     * unsuccessful, throws |PEG.parser.SyntaxError| describing the error.
     */
    parse: function(input, startRule) {
      var parseFunctions = {
        "Event": parse_Event,
        "ScopeClause": parse_ScopeClause,
        "TriggerClause": parse_TriggerClause,
        "TriggerFunctions": parse_TriggerFunctions,
        "TriggerFunction": parse_TriggerFunction,
        "TriggerPageOp": parse_TriggerPageOp,
        "TriggerIdentOp": parse_TriggerIdentOp,
        "TriggerBinaryOp": parse_TriggerBinaryOp,
        "ConditionClause": parse_ConditionClause,
        "ConditionFunction": parse_ConditionFunction,
        "ConditionArgs": parse_ConditionArgs,
        "ActionClause": parse_ActionClause,
        "ActionFunctions": parse_ActionFunctions,
        "ActionFunction": parse_ActionFunction,
        "L": parse_L,
        "R": parse_R,
        "C": parse_C,
        "CC": parse_CC,
        "Scope": parse_Scope,
        "Identifier": parse_Identifier,
        "Page": parse_Page,
        "S": parse_S,
        "String": parse_String
      };
      
      if (startRule !== undefined) {
        if (parseFunctions[startRule] === undefined) {
          throw new Error("Invalid rule name: " + quote(startRule) + ".");
        }
      } else {
        startRule = "Event";
      }
      
      var pos = { offset: 0, line: 1, column: 1, seenCR: false };
      var reportFailures = 0;
      var rightmostFailuresPos = { offset: 0, line: 1, column: 1, seenCR: false };
      var rightmostFailuresExpected = [];
      
      function padLeft(input, padding, length) {
        var result = input;
        
        var padLength = length - input.length;
        for (var i = 0; i < padLength; i++) {
          result = padding + result;
        }
        
        return result;
      }
      
      function escape(ch) {
        var charCode = ch.charCodeAt(0);
        var escapeChar;
        var length;
        
        if (charCode <= 0xFF) {
          escapeChar = 'x';
          length = 2;
        } else {
          escapeChar = 'u';
          length = 4;
        }
        
        return '\\' + escapeChar + padLeft(charCode.toString(16).toUpperCase(), '0', length);
      }
      
      function clone(object) {
        var result = {};
        for (var key in object) {
          result[key] = object[key];
        }
        return result;
      }
      
      function advance(pos, n) {
        var endOffset = pos.offset + n;
        
        for (var offset = pos.offset; offset < endOffset; offset++) {
          var ch = input.charAt(offset);
          if (ch === "\n") {
            if (!pos.seenCR) { pos.line++; }
            pos.column = 1;
            pos.seenCR = false;
          } else if (ch === "\r" || ch === "\u2028" || ch === "\u2029") {
            pos.line++;
            pos.column = 1;
            pos.seenCR = true;
          } else {
            pos.column++;
            pos.seenCR = false;
          }
        }
        
        pos.offset += n;
      }
      
      function matchFailed(failure) {
        if (pos.offset < rightmostFailuresPos.offset) {
          return;
        }
        
        if (pos.offset > rightmostFailuresPos.offset) {
          rightmostFailuresPos = clone(pos);
          rightmostFailuresExpected = [];
        }
        
        rightmostFailuresExpected.push(failure);
      }
      
      function parse_Event() {
        var result0, result1, result2, result3, result4, result5, result6, result7, result8, result9;
        var pos0, pos1, pos2;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        result0 = parse_S();
        result0 = result0 !== null ? result0 : "";
        if (result0 !== null) {
          if (input.substr(pos.offset, 5) === "event") {
            result1 = "event";
            advance(pos, 5);
          } else {
            result1 = null;
            if (reportFailures === 0) {
              matchFailed("\"event\"");
            }
          }
          if (result1 !== null) {
            pos2 = clone(pos);
            result2 = parse_S();
            if (result2 !== null) {
              result3 = parse_Identifier();
              if (result3 !== null) {
                result2 = [result2, result3];
              } else {
                result2 = null;
                pos = clone(pos2);
              }
            } else {
              result2 = null;
              pos = clone(pos2);
            }
            result2 = result2 !== null ? result2 : "";
            if (result2 !== null) {
              result3 = parse_CC();
              if (result3 !== null) {
                result4 = parse_ScopeClause();
                if (result4 !== null) {
                  result5 = parse_TriggerClause();
                  if (result5 !== null) {
                    result6 = parse_ConditionClause();
                    result6 = result6 !== null ? result6 : "";
                    if (result6 !== null) {
                      result7 = parse_ActionClause();
                      result7 = result7 !== null ? result7 : "";
                      if (result7 !== null) {
                        if (input.substr(pos.offset, 4) === "end.") {
                          result8 = "end.";
                          advance(pos, 4);
                        } else {
                          result8 = null;
                          if (reportFailures === 0) {
                            matchFailed("\"end.\"");
                          }
                        }
                        if (result8 !== null) {
                          result9 = parse_S();
                          result9 = result9 !== null ? result9 : "";
                          if (result9 !== null) {
                            result0 = [result0, result1, result2, result3, result4, result5, result6, result7, result8, result9];
                          } else {
                            result0 = null;
                            pos = clone(pos1);
                          }
                        } else {
                          result0 = null;
                          pos = clone(pos1);
                        }
                      } else {
                        result0 = null;
                        pos = clone(pos1);
                      }
                    } else {
                      result0 = null;
                      pos = clone(pos1);
                    }
                  } else {
                    result0 = null;
                    pos = clone(pos1);
                  }
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, n, sc, tr, co, ac) { return {name:n?n[1]:"<anonymous>", scope:sc, trigger:tr, condition:(co?co:function(){return true;}), action:(ac?ac:function(){return true;})}; })(pos0.offset, pos0.line, pos0.column, result0[2], result0[4], result0[5], result0[6], result0[7]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        return result0;
      }
      
      function parse_ScopeClause() {
        var result0, result1, result2, result3;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        if (input.substr(pos.offset, 2) === "in") {
          result0 = "in";
          advance(pos, 2);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("\"in\"");
          }
        }
        if (result0 !== null) {
          result1 = parse_S();
          if (result1 !== null) {
            result2 = parse_Scope();
            if (result2 !== null) {
              result3 = parse_CC();
              if (result3 !== null) {
                result0 = [result0, result1, result2, result3];
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, sc) {return sc;})(pos0.offset, pos0.line, pos0.column, result0[2]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        return result0;
      }
      
      function parse_TriggerClause() {
        var result0, result1, result2, result3, result4;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        if (input.substr(pos.offset, 2) === "on") {
          result0 = "on";
          advance(pos, 2);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("\"on\"");
          }
        }
        if (result0 !== null) {
          result1 = parse_S();
          if (result1 !== null) {
            result2 = parse_S();
            result2 = result2 !== null ? result2 : "";
            if (result2 !== null) {
              result3 = parse_TriggerFunctions();
              if (result3 !== null) {
                result4 = parse_CC();
                if (result4 !== null) {
                  result0 = [result0, result1, result2, result3, result4];
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, tr) {return tr;})(pos0.offset, pos0.line, pos0.column, result0[3]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        return result0;
      }
      
      function parse_TriggerFunctions() {
        var result0, result1, result2;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        result0 = parse_TriggerFunction();
        if (result0 !== null) {
          result1 = parse_C();
          if (result1 !== null) {
            result2 = parse_TriggerFunctions();
            if (result2 !== null) {
              result0 = [result0, result1, result2];
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, t, o) {o.push(t); return o;})(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        if (result0 === null) {
          pos0 = clone(pos);
          result0 = parse_TriggerFunction();
          if (result0 !== null) {
            result0 = (function(offset, line, column, t) {return [t];})(pos0.offset, pos0.line, pos0.column, result0);
          }
          if (result0 === null) {
            pos = clone(pos0);
          }
        }
        return result0;
      }
      
      function parse_TriggerFunction() {
        var result0, result1, result2, result3, result4, result5;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        result0 = parse_TriggerPageOp();
        if (result0 !== null) {
          result1 = parse_L();
          if (result1 !== null) {
            result2 = parse_Page();
            if (result2 !== null) {
              result3 = parse_R();
              if (result3 !== null) {
                result0 = [result0, result1, result2, result3];
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, t, a) {return t+"."+a;})(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        if (result0 === null) {
          pos0 = clone(pos);
          pos1 = clone(pos);
          result0 = parse_TriggerIdentOp();
          if (result0 !== null) {
            result1 = parse_L();
            if (result1 !== null) {
              result2 = parse_Identifier();
              if (result2 !== null) {
                result3 = parse_R();
                if (result3 !== null) {
                  result0 = [result0, result1, result2, result3];
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
          if (result0 !== null) {
            result0 = (function(offset, line, column, t, a) {return t+"."+a;})(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
          }
          if (result0 === null) {
            pos = clone(pos0);
          }
          if (result0 === null) {
            pos0 = clone(pos);
            pos1 = clone(pos);
            result0 = parse_TriggerBinaryOp();
            if (result0 !== null) {
              result1 = parse_L();
              if (result1 !== null) {
                result2 = parse_Identifier();
                if (result2 !== null) {
                  result3 = parse_C();
                  if (result3 !== null) {
                    result4 = parse_Identifier();
                    if (result4 !== null) {
                      result5 = parse_R();
                      if (result5 !== null) {
                        result0 = [result0, result1, result2, result3, result4, result5];
                      } else {
                        result0 = null;
                        pos = clone(pos1);
                      }
                    } else {
                      result0 = null;
                      pos = clone(pos1);
                    }
                  } else {
                    result0 = null;
                    pos = clone(pos1);
                  }
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
            if (result0 !== null) {
              result0 = (function(offset, line, column, t, a, b) {return [t,a,b].join(".")})(pos0.offset, pos0.line, pos0.column, result0[0], result0[2], result0[4]);
            }
            if (result0 === null) {
              pos = clone(pos0);
            }
          }
        }
        return result0;
      }
      
      function parse_TriggerPageOp() {
        var result0;
        
        if (input.substr(pos.offset, 5) === "enter") {
          result0 = "enter";
          advance(pos, 5);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("\"enter\"");
          }
        }
        if (result0 === null) {
          if (input.substr(pos.offset, 5) === "leave") {
            result0 = "leave";
            advance(pos, 5);
          } else {
            result0 = null;
            if (reportFailures === 0) {
              matchFailed("\"leave\"");
            }
          }
        }
        return result0;
      }
      
      function parse_TriggerIdentOp() {
        var result0;
        
        if (input.substr(pos.offset, 3) === "add") {
          result0 = "add";
          advance(pos, 3);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("\"add\"");
          }
        }
        if (result0 === null) {
          if (input.substr(pos.offset, 6) === "remove") {
            result0 = "remove";
            advance(pos, 6);
          } else {
            result0 = null;
            if (reportFailures === 0) {
              matchFailed("\"remove\"");
            }
          }
          if (result0 === null) {
            if (input.substr(pos.offset, 8) === "activate") {
              result0 = "activate";
              advance(pos, 8);
            } else {
              result0 = null;
              if (reportFailures === 0) {
                matchFailed("\"activate\"");
              }
            }
            if (result0 === null) {
              if (input.substr(pos.offset, 5) === "click") {
                result0 = "click";
                advance(pos, 5);
              } else {
                result0 = null;
                if (reportFailures === 0) {
                  matchFailed("\"click\"");
                }
              }
            }
          }
        }
        return result0;
      }
      
      function parse_TriggerBinaryOp() {
        var result0;
        
        if (input.substr(pos.offset, 7) === "combine") {
          result0 = "combine";
          advance(pos, 7);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("\"combine\"");
          }
        }
        if (result0 === null) {
          if (input.substr(pos.offset, 5) === "apply") {
            result0 = "apply";
            advance(pos, 5);
          } else {
            result0 = null;
            if (reportFailures === 0) {
              matchFailed("\"apply\"");
            }
          }
        }
        return result0;
      }
      
      function parse_ConditionClause() {
        var result0, result1, result2, result3;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        if (input.substr(pos.offset, 2) === "if") {
          result0 = "if";
          advance(pos, 2);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("\"if\"");
          }
        }
        if (result0 !== null) {
          result1 = parse_S();
          if (result1 !== null) {
            result2 = parse_ConditionFunction();
            if (result2 !== null) {
              result3 = parse_CC();
              if (result3 !== null) {
                result0 = [result0, result1, result2, result3];
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, co) {return co;})(pos0.offset, pos0.line, pos0.column, result0[2]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        return result0;
      }
      
      function parse_ConditionFunction() {
        var result0, result1, result2, result3;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        if (input.substr(pos.offset, 4) === "page") {
          result0 = "page";
          advance(pos, 4);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("\"page\"");
          }
        }
        if (result0 !== null) {
          result1 = parse_L();
          if (result1 !== null) {
            result2 = parse_Page();
            if (result2 !== null) {
              result3 = parse_R();
              if (result3 !== null) {
                result0 = [result0, result1, result2, result3];
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, p) {return function(){return a2.cpage == p};})(pos0.offset, pos0.line, pos0.column, result0[2]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        if (result0 === null) {
          pos0 = clone(pos);
          pos1 = clone(pos);
          if (input.substr(pos.offset, 3) === "any") {
            result0 = "any";
            advance(pos, 3);
          } else {
            result0 = null;
            if (reportFailures === 0) {
              matchFailed("\"any\"");
            }
          }
          if (result0 !== null) {
            result1 = parse_L();
            if (result1 !== null) {
              result2 = parse_ConditionArgs();
              if (result2 !== null) {
                result3 = parse_R();
                if (result3 !== null) {
                  result0 = [result0, result1, result2, result3];
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
          if (result0 !== null) {
            result0 = (function(offset, line, column, a) {return function(){for(var j=0; j<a.length; j++) if (a[j]()) return true; return false; }})(pos0.offset, pos0.line, pos0.column, result0[2]);
          }
          if (result0 === null) {
            pos = clone(pos0);
          }
          if (result0 === null) {
            pos0 = clone(pos);
            pos1 = clone(pos);
            if (input.substr(pos.offset, 3) === "all") {
              result0 = "all";
              advance(pos, 3);
            } else {
              result0 = null;
              if (reportFailures === 0) {
                matchFailed("\"all\"");
              }
            }
            if (result0 !== null) {
              result1 = parse_L();
              if (result1 !== null) {
                result2 = parse_ConditionArgs();
                if (result2 !== null) {
                  result3 = parse_R();
                  if (result3 !== null) {
                    result0 = [result0, result1, result2, result3];
                  } else {
                    result0 = null;
                    pos = clone(pos1);
                  }
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
            if (result0 !== null) {
              result0 = (function(offset, line, column, a) {return function(){for(var j=0; j<a.length; j++) if (!a[j]()) return false; return true; }})(pos0.offset, pos0.line, pos0.column, result0[2]);
            }
            if (result0 === null) {
              pos = clone(pos0);
            }
            if (result0 === null) {
              pos0 = clone(pos);
              pos1 = clone(pos);
              if (input.substr(pos.offset, 3) === "not") {
                result0 = "not";
                advance(pos, 3);
              } else {
                result0 = null;
                if (reportFailures === 0) {
                  matchFailed("\"not\"");
                }
              }
              if (result0 !== null) {
                result1 = parse_L();
                if (result1 !== null) {
                  result2 = parse_ConditionFunction();
                  if (result2 !== null) {
                    result3 = parse_R();
                    if (result3 !== null) {
                      result0 = [result0, result1, result2, result3];
                    } else {
                      result0 = null;
                      pos = clone(pos1);
                    }
                  } else {
                    result0 = null;
                    pos = clone(pos1);
                  }
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
              } else {
                result0 = null;
                pos = clone(pos1);
              }
              if (result0 !== null) {
                result0 = (function(offset, line, column, f) {return function(){ return !f()};})(pos0.offset, pos0.line, pos0.column, result0[2]);
              }
              if (result0 === null) {
                pos = clone(pos0);
              }
              if (result0 === null) {
                pos0 = clone(pos);
                pos1 = clone(pos);
                if (input.substr(pos.offset, 4) === "have") {
                  result0 = "have";
                  advance(pos, 4);
                } else {
                  result0 = null;
                  if (reportFailures === 0) {
                    matchFailed("\"have\"");
                  }
                }
                if (result0 !== null) {
                  result1 = parse_L();
                  if (result1 !== null) {
                    result2 = parse_Identifier();
                    if (result2 !== null) {
                      result3 = parse_R();
                      if (result3 !== null) {
                        result0 = [result0, result1, result2, result3];
                      } else {
                        result0 = null;
                        pos = clone(pos1);
                      }
                    } else {
                      result0 = null;
                      pos = clone(pos1);
                    }
                  } else {
                    result0 = null;
                    pos = clone(pos1);
                  }
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
                if (result0 !== null) {
                  result0 = (function(offset, line, column, i) {return function(){return !!a2.items[i]};})(pos0.offset, pos0.line, pos0.column, result0[2]);
                }
                if (result0 === null) {
                  pos = clone(pos0);
                }
              }
            }
          }
        }
        return result0;
      }
      
      function parse_ConditionArgs() {
        var result0, result1, result2;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        result0 = parse_ConditionFunction();
        if (result0 !== null) {
          result1 = parse_C();
          if (result1 !== null) {
            result2 = parse_ConditionArgs();
            if (result2 !== null) {
              result0 = [result0, result1, result2];
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, f, a) {a.push(f); return a;})(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        if (result0 === null) {
          pos0 = clone(pos);
          result0 = parse_ConditionFunction();
          if (result0 !== null) {
            result0 = (function(offset, line, column, f) {return [f];})(pos0.offset, pos0.line, pos0.column, result0);
          }
          if (result0 === null) {
            pos = clone(pos0);
          }
        }
        return result0;
      }
      
      function parse_ActionClause() {
        var result0, result1, result2, result3;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        if (input.substr(pos.offset, 2) === "do") {
          result0 = "do";
          advance(pos, 2);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("\"do\"");
          }
        }
        if (result0 !== null) {
          result1 = parse_S();
          if (result1 !== null) {
            result2 = parse_ActionFunctions();
            if (result2 !== null) {
              result3 = parse_CC();
              if (result3 !== null) {
                result0 = [result0, result1, result2, result3];
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, ac) {return ac;})(pos0.offset, pos0.line, pos0.column, result0[2]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        return result0;
      }
      
      function parse_ActionFunctions() {
        var result0, result1, result2;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        result0 = parse_ActionFunction();
        if (result0 !== null) {
          result1 = parse_C();
          if (result1 !== null) {
            result2 = parse_ActionFunctions();
            if (result2 !== null) {
              result0 = [result0, result1, result2];
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, f, a) {return function(action){a(); f();};})(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        if (result0 === null) {
          result0 = parse_ActionFunction();
        }
        return result0;
      }
      
      function parse_ActionFunction() {
        var result0, result1, result2, result3;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        if (input.substr(pos.offset, 4) === "goto") {
          result0 = "goto";
          advance(pos, 4);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("\"goto\"");
          }
        }
        if (result0 !== null) {
          result1 = parse_L();
          if (result1 !== null) {
            result2 = parse_Page();
            if (result2 !== null) {
              result3 = parse_R();
              if (result3 !== null) {
                result0 = [result0, result1, result2, result3];
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, f, p) {return function(){a2.util.goto(p)};})(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        if (result0 === null) {
          pos0 = clone(pos);
          pos1 = clone(pos);
          if (input.substr(pos.offset, 3) === "add") {
            result0 = "add";
            advance(pos, 3);
          } else {
            result0 = null;
            if (reportFailures === 0) {
              matchFailed("\"add\"");
            }
          }
          if (result0 !== null) {
            result1 = parse_L();
            if (result1 !== null) {
              result2 = parse_Identifier();
              if (result2 !== null) {
                result3 = parse_R();
                if (result3 !== null) {
                  result0 = [result0, result1, result2, result3];
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
          if (result0 !== null) {
            result0 = (function(offset, line, column, f, i) {return function(){a2.util.add(i)};})(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
          }
          if (result0 === null) {
            pos = clone(pos0);
          }
          if (result0 === null) {
            pos0 = clone(pos);
            pos1 = clone(pos);
            if (input.substr(pos.offset, 6) === "remove") {
              result0 = "remove";
              advance(pos, 6);
            } else {
              result0 = null;
              if (reportFailures === 0) {
                matchFailed("\"remove\"");
              }
            }
            if (result0 !== null) {
              result1 = parse_L();
              if (result1 !== null) {
                result2 = parse_Identifier();
                if (result2 !== null) {
                  result3 = parse_R();
                  if (result3 !== null) {
                    result0 = [result0, result1, result2, result3];
                  } else {
                    result0 = null;
                    pos = clone(pos1);
                  }
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
            if (result0 !== null) {
              result0 = (function(offset, line, column, f, i) {return function(){a2.util.remove(i)};})(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
            }
            if (result0 === null) {
              pos = clone(pos0);
            }
            if (result0 === null) {
              pos0 = clone(pos);
              pos1 = clone(pos);
              if (input.substr(pos.offset, 5) === "print") {
                result0 = "print";
                advance(pos, 5);
              } else {
                result0 = null;
                if (reportFailures === 0) {
                  matchFailed("\"print\"");
                }
              }
              if (result0 !== null) {
                result1 = parse_L();
                if (result1 !== null) {
                  result2 = parse_String();
                  if (result2 !== null) {
                    result3 = parse_R();
                    if (result3 !== null) {
                      result0 = [result0, result1, result2, result3];
                    } else {
                      result0 = null;
                      pos = clone(pos1);
                    }
                  } else {
                    result0 = null;
                    pos = clone(pos1);
                  }
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
              } else {
                result0 = null;
                pos = clone(pos1);
              }
              if (result0 !== null) {
                result0 = (function(offset, line, column, f, s) {return function(){a2.util.print(s)};})(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
              }
              if (result0 === null) {
                pos = clone(pos0);
              }
              if (result0 === null) {
                pos0 = clone(pos);
                pos1 = clone(pos);
                if (input.substr(pos.offset, 3) === "die") {
                  result0 = "die";
                  advance(pos, 3);
                } else {
                  result0 = null;
                  if (reportFailures === 0) {
                    matchFailed("\"die\"");
                  }
                }
                if (result0 !== null) {
                  result1 = parse_L();
                  if (result1 !== null) {
                    result2 = parse_String();
                    if (result2 !== null) {
                      result3 = parse_R();
                      if (result3 !== null) {
                        result0 = [result0, result1, result2, result3];
                      } else {
                        result0 = null;
                        pos = clone(pos1);
                      }
                    } else {
                      result0 = null;
                      pos = clone(pos1);
                    }
                  } else {
                    result0 = null;
                    pos = clone(pos1);
                  }
                } else {
                  result0 = null;
                  pos = clone(pos1);
                }
                if (result0 !== null) {
                  result0 = (function(offset, line, column, f, s) {return function(){a2.util.die(s)};})(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
                }
                if (result0 === null) {
                  pos = clone(pos0);
                }
              }
            }
          }
        }
        return result0;
      }
      
      function parse_L() {
        var result0, result1, result2;
        var pos0;
        
        pos0 = clone(pos);
        result0 = parse_S();
        result0 = result0 !== null ? result0 : "";
        if (result0 !== null) {
          if (input.charCodeAt(pos.offset) === 40) {
            result1 = "(";
            advance(pos, 1);
          } else {
            result1 = null;
            if (reportFailures === 0) {
              matchFailed("\"(\"");
            }
          }
          if (result1 !== null) {
            result2 = parse_S();
            result2 = result2 !== null ? result2 : "";
            if (result2 !== null) {
              result0 = [result0, result1, result2];
            } else {
              result0 = null;
              pos = clone(pos0);
            }
          } else {
            result0 = null;
            pos = clone(pos0);
          }
        } else {
          result0 = null;
          pos = clone(pos0);
        }
        return result0;
      }
      
      function parse_R() {
        var result0, result1, result2;
        var pos0;
        
        pos0 = clone(pos);
        result0 = parse_S();
        result0 = result0 !== null ? result0 : "";
        if (result0 !== null) {
          if (input.charCodeAt(pos.offset) === 41) {
            result1 = ")";
            advance(pos, 1);
          } else {
            result1 = null;
            if (reportFailures === 0) {
              matchFailed("\")\"");
            }
          }
          if (result1 !== null) {
            result2 = parse_S();
            result2 = result2 !== null ? result2 : "";
            if (result2 !== null) {
              result0 = [result0, result1, result2];
            } else {
              result0 = null;
              pos = clone(pos0);
            }
          } else {
            result0 = null;
            pos = clone(pos0);
          }
        } else {
          result0 = null;
          pos = clone(pos0);
        }
        return result0;
      }
      
      function parse_C() {
        var result0, result1, result2;
        var pos0;
        
        pos0 = clone(pos);
        result0 = parse_S();
        result0 = result0 !== null ? result0 : "";
        if (result0 !== null) {
          if (input.charCodeAt(pos.offset) === 44) {
            result1 = ",";
            advance(pos, 1);
          } else {
            result1 = null;
            if (reportFailures === 0) {
              matchFailed("\",\"");
            }
          }
          if (result1 !== null) {
            result2 = parse_S();
            result2 = result2 !== null ? result2 : "";
            if (result2 !== null) {
              result0 = [result0, result1, result2];
            } else {
              result0 = null;
              pos = clone(pos0);
            }
          } else {
            result0 = null;
            pos = clone(pos0);
          }
        } else {
          result0 = null;
          pos = clone(pos0);
        }
        return result0;
      }
      
      function parse_CC() {
        var result0, result1, result2;
        var pos0;
        
        pos0 = clone(pos);
        result0 = parse_S();
        result0 = result0 !== null ? result0 : "";
        if (result0 !== null) {
          if (input.charCodeAt(pos.offset) === 59) {
            result1 = ";";
            advance(pos, 1);
          } else {
            result1 = null;
            if (reportFailures === 0) {
              matchFailed("\";\"");
            }
          }
          if (result1 !== null) {
            result2 = parse_S();
            result2 = result2 !== null ? result2 : "";
            if (result2 !== null) {
              result0 = [result0, result1, result2];
            } else {
              result0 = null;
              pos = clone(pos0);
            }
          } else {
            result0 = null;
            pos = clone(pos0);
          }
        } else {
          result0 = null;
          pos = clone(pos0);
        }
        return result0;
      }
      
      function parse_Scope() {
        var result0, result1, result2;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        if (input.substr(pos.offset, 4) === "page") {
          result0 = "page";
          advance(pos, 4);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("\"page\"");
          }
        }
        if (result0 !== null) {
          result1 = parse_S();
          if (result1 !== null) {
            result2 = parse_Page();
            if (result2 !== null) {
              result0 = [result0, result1, result2];
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, s, p) {return [s,p]; })(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        if (result0 === null) {
          pos0 = clone(pos);
          pos1 = clone(pos);
          if (input.substr(pos.offset, 4) === "item") {
            result0 = "item";
            advance(pos, 4);
          } else {
            result0 = null;
            if (reportFailures === 0) {
              matchFailed("\"item\"");
            }
          }
          if (result0 !== null) {
            result1 = parse_S();
            if (result1 !== null) {
              result2 = parse_Identifier();
              if (result2 !== null) {
                result0 = [result0, result1, result2];
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
          if (result0 !== null) {
            result0 = (function(offset, line, column, s, i) {return [s,i]; })(pos0.offset, pos0.line, pos0.column, result0[0], result0[2]);
          }
          if (result0 === null) {
            pos = clone(pos0);
          }
        }
        return result0;
      }
      
      function parse_Identifier() {
        var result0, result1, result2;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        if (/^[a-z\xE4\xF6\xFC_]/.test(input.charAt(pos.offset))) {
          result0 = input.charAt(pos.offset);
          advance(pos, 1);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("[a-z\\xE4\\xF6\\xFC_]");
          }
        }
        if (result0 !== null) {
          result1 = [];
          if (/^[a-z\xE4\xF6\xFC_]/.test(input.charAt(pos.offset))) {
            result2 = input.charAt(pos.offset);
            advance(pos, 1);
          } else {
            result2 = null;
            if (reportFailures === 0) {
              matchFailed("[a-z\\xE4\\xF6\\xFC_]");
            }
          }
          while (result2 !== null) {
            result1.push(result2);
            if (/^[a-z\xE4\xF6\xFC_]/.test(input.charAt(pos.offset))) {
              result2 = input.charAt(pos.offset);
              advance(pos, 1);
            } else {
              result2 = null;
              if (reportFailures === 0) {
                matchFailed("[a-z\\xE4\\xF6\\xFC_]");
              }
            }
          }
          if (result1 !== null) {
            result0 = [result0, result1];
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, i1, i2) {return i1+i2.join("");})(pos0.offset, pos0.line, pos0.column, result0[0], result0[1]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        return result0;
      }
      
      function parse_Page() {
        var result0, result1;
        var pos0;
        
        pos0 = clone(pos);
        if (/^[0-9]/.test(input.charAt(pos.offset))) {
          result1 = input.charAt(pos.offset);
          advance(pos, 1);
        } else {
          result1 = null;
          if (reportFailures === 0) {
            matchFailed("[0-9]");
          }
        }
        if (result1 !== null) {
          result0 = [];
          while (result1 !== null) {
            result0.push(result1);
            if (/^[0-9]/.test(input.charAt(pos.offset))) {
              result1 = input.charAt(pos.offset);
              advance(pos, 1);
            } else {
              result1 = null;
              if (reportFailures === 0) {
                matchFailed("[0-9]");
              }
            }
          }
        } else {
          result0 = null;
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, p) {return p.join("");})(pos0.offset, pos0.line, pos0.column, result0);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        return result0;
      }
      
      function parse_S() {
        var result0, result1;
        
        if (/^[ \t\n]/.test(input.charAt(pos.offset))) {
          result1 = input.charAt(pos.offset);
          advance(pos, 1);
        } else {
          result1 = null;
          if (reportFailures === 0) {
            matchFailed("[ \\t\\n]");
          }
        }
        if (result1 !== null) {
          result0 = [];
          while (result1 !== null) {
            result0.push(result1);
            if (/^[ \t\n]/.test(input.charAt(pos.offset))) {
              result1 = input.charAt(pos.offset);
              advance(pos, 1);
            } else {
              result1 = null;
              if (reportFailures === 0) {
                matchFailed("[ \\t\\n]");
              }
            }
          }
        } else {
          result0 = null;
        }
        return result0;
      }
      
      function parse_String() {
        var result0, result1, result2;
        var pos0, pos1;
        
        pos0 = clone(pos);
        pos1 = clone(pos);
        if (input.charCodeAt(pos.offset) === 39) {
          result0 = "'";
          advance(pos, 1);
        } else {
          result0 = null;
          if (reportFailures === 0) {
            matchFailed("\"'\"");
          }
        }
        if (result0 !== null) {
          result1 = [];
          if (/^[^']/.test(input.charAt(pos.offset))) {
            result2 = input.charAt(pos.offset);
            advance(pos, 1);
          } else {
            result2 = null;
            if (reportFailures === 0) {
              matchFailed("[^']");
            }
          }
          while (result2 !== null) {
            result1.push(result2);
            if (/^[^']/.test(input.charAt(pos.offset))) {
              result2 = input.charAt(pos.offset);
              advance(pos, 1);
            } else {
              result2 = null;
              if (reportFailures === 0) {
                matchFailed("[^']");
              }
            }
          }
          if (result1 !== null) {
            if (input.charCodeAt(pos.offset) === 39) {
              result2 = "'";
              advance(pos, 1);
            } else {
              result2 = null;
              if (reportFailures === 0) {
                matchFailed("\"'\"");
              }
            }
            if (result2 !== null) {
              result0 = [result0, result1, result2];
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
        } else {
          result0 = null;
          pos = clone(pos1);
        }
        if (result0 !== null) {
          result0 = (function(offset, line, column, s) { return s.join("");})(pos0.offset, pos0.line, pos0.column, result0[1]);
        }
        if (result0 === null) {
          pos = clone(pos0);
        }
        if (result0 === null) {
          pos0 = clone(pos);
          pos1 = clone(pos);
          if (input.charCodeAt(pos.offset) === 34) {
            result0 = "\"";
            advance(pos, 1);
          } else {
            result0 = null;
            if (reportFailures === 0) {
              matchFailed("\"\\\"\"");
            }
          }
          if (result0 !== null) {
            result1 = [];
            if (/^[^"]/.test(input.charAt(pos.offset))) {
              result2 = input.charAt(pos.offset);
              advance(pos, 1);
            } else {
              result2 = null;
              if (reportFailures === 0) {
                matchFailed("[^\"]");
              }
            }
            while (result2 !== null) {
              result1.push(result2);
              if (/^[^"]/.test(input.charAt(pos.offset))) {
                result2 = input.charAt(pos.offset);
                advance(pos, 1);
              } else {
                result2 = null;
                if (reportFailures === 0) {
                  matchFailed("[^\"]");
                }
              }
            }
            if (result1 !== null) {
              if (input.charCodeAt(pos.offset) === 34) {
                result2 = "\"";
                advance(pos, 1);
              } else {
                result2 = null;
                if (reportFailures === 0) {
                  matchFailed("\"\\\"\"");
                }
              }
              if (result2 !== null) {
                result0 = [result0, result1, result2];
              } else {
                result0 = null;
                pos = clone(pos1);
              }
            } else {
              result0 = null;
              pos = clone(pos1);
            }
          } else {
            result0 = null;
            pos = clone(pos1);
          }
          if (result0 !== null) {
            result0 = (function(offset, line, column, s) { return s.join("");})(pos0.offset, pos0.line, pos0.column, result0[1]);
          }
          if (result0 === null) {
            pos = clone(pos0);
          }
        }
        return result0;
      }
      
      
      function cleanupExpected(expected) {
        expected.sort();
        
        var lastExpected = null;
        var cleanExpected = [];
        for (var i = 0; i < expected.length; i++) {
          if (expected[i] !== lastExpected) {
            cleanExpected.push(expected[i]);
            lastExpected = expected[i];
          }
        }
        return cleanExpected;
      }
      
      
      
      var result = parseFunctions[startRule]();
      
      /*
       * The parser is now in one of the following three states:
       *
       * 1. The parser successfully parsed the whole input.
       *
       *    - |result !== null|
       *    - |pos.offset === input.length|
       *    - |rightmostFailuresExpected| may or may not contain something
       *
       * 2. The parser successfully parsed only a part of the input.
       *
       *    - |result !== null|
       *    - |pos.offset < input.length|
       *    - |rightmostFailuresExpected| may or may not contain something
       *
       * 3. The parser did not successfully parse any part of the input.
       *
       *   - |result === null|
       *   - |pos.offset === 0|
       *   - |rightmostFailuresExpected| contains at least one failure
       *
       * All code following this comment (including called functions) must
       * handle these states.
       */
      if (result === null || pos.offset !== input.length) {
        var offset = Math.max(pos.offset, rightmostFailuresPos.offset);
        var found = offset < input.length ? input.charAt(offset) : null;
        var errorPosition = pos.offset > rightmostFailuresPos.offset ? pos : rightmostFailuresPos;
        
        throw new this.SyntaxError(
          cleanupExpected(rightmostFailuresExpected),
          found,
          offset,
          errorPosition.line,
          errorPosition.column
        );
      }
      
      return result;
    },
    
    /* Returns the parser source code. */
    toSource: function() { return this._source; }
  };
  
  /* Thrown when a parser encounters a syntax error. */
  
  result.SyntaxError = function(expected, found, offset, line, column) {
    function buildMessage(expected, found) {
      var expectedHumanized, foundHumanized;
      
      switch (expected.length) {
        case 0:
          expectedHumanized = "end of input";
          break;
        case 1:
          expectedHumanized = expected[0];
          break;
        default:
          expectedHumanized = expected.slice(0, expected.length - 1).join(", ")
            + " or "
            + expected[expected.length - 1];
      }
      
      foundHumanized = found ? quote(found) : "end of input";
      
      return "Expected " + expectedHumanized + " but " + foundHumanized + " found.";
    }
    
    this.name = "SyntaxError";
    this.expected = expected;
    this.found = found;
    this.message = buildMessage(expected, found);
    this.offset = offset;
    this.line = line;
    this.column = column;
  };
  
  result.SyntaxError.prototype = Error.prototype;
  
  return result;
})();
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