parserSML.js

window.PARSERSML = /*
 * Generated by PEG.js 0.10.0.
 *
 * http://pegjs.org/
 */
(function() {
  "use strict";

  function peg$subclass(child, parent) {
    function ctor() { this.constructor = child; }
    ctor.prototype = parent.prototype;
    child.prototype = new ctor();
  }

  function peg$SyntaxError(message, expected, found, location) {
    this.message  = message;
    this.expected = expected;
    this.found    = found;
    this.location = location;
    this.name     = "SyntaxError";

    if (typeof Error.captureStackTrace === "function") {
      Error.captureStackTrace(this, peg$SyntaxError);
    }
  }

  peg$subclass(peg$SyntaxError, Error);

  peg$SyntaxError.buildMessage = function(expected, found) {
    var DESCRIBE_EXPECTATION_FNS = {
          literal: function(expectation) {
            return "\"" + literalEscape(expectation.text) + "\"";
          },

          "class": function(expectation) {
            var escapedParts = "",
                i;

            for (i = 0; i < expectation.parts.length; i++) {
              escapedParts += expectation.parts[i] instanceof Array
                ? classEscape(expectation.parts[i][0]) + "-" + classEscape(expectation.parts[i][1])
                : classEscape(expectation.parts[i]);
            }

            return "[" + (expectation.inverted ? "^" : "") + escapedParts + "]";
          },

          any: function(expectation) {
            return "any character";
          },

          end: function(expectation) {
            return "end of input";
          },

          other: function(expectation) {
            return expectation.description;
          }
        };

    function hex(ch) {
      return ch.charCodeAt(0).toString(16).toUpperCase();
    }

    function literalEscape(s) {
      return s
        .replace(/\\/g, '\\\\')
        .replace(/"/g,  '\\"')
        .replace(/\0/g, '\\0')
        .replace(/\t/g, '\\t')
        .replace(/\n/g, '\\n')
        .replace(/\r/g, '\\r')
        .replace(/[\x00-\x0F]/g,          function(ch) { return '\\x0' + hex(ch); })
        .replace(/[\x10-\x1F\x7F-\x9F]/g, function(ch) { return '\\x'  + hex(ch); });
    }

    function classEscape(s) {
      return s
        .replace(/\\/g, '\\\\')
        .replace(/\]/g, '\\]')
        .replace(/\^/g, '\\^')
        .replace(/-/g,  '\\-')
        .replace(/\0/g, '\\0')
        .replace(/\t/g, '\\t')
        .replace(/\n/g, '\\n')
        .replace(/\r/g, '\\r')
        .replace(/[\x00-\x0F]/g,          function(ch) { return '\\x0' + hex(ch); })
        .replace(/[\x10-\x1F\x7F-\x9F]/g, function(ch) { return '\\x'  + hex(ch); });
    }

    function describeExpectation(expectation) {
      return DESCRIBE_EXPECTATION_FNS[expectation.type](expectation);
    }

    function describeExpected(expected) {
      var descriptions = new Array(expected.length),
          i, j;

      for (i = 0; i < expected.length; i++) {
        descriptions[i] = describeExpectation(expected[i]);
      }

      descriptions.sort();

      if (descriptions.length > 0) {
        for (i = 1, j = 1; i < descriptions.length; i++) {
          if (descriptions[i - 1] !== descriptions[i]) {
            descriptions[j] = descriptions[i];
            j++;
          }
        }
        descriptions.length = j;
      }

      switch (descriptions.length) {
        case 1:
          return descriptions[0];

        case 2:
          return descriptions[0] + " or " + descriptions[1];

        default:
          return descriptions.slice(0, -1).join(", ")
            + ", or "
            + descriptions[descriptions.length - 1];
      }
    }

    function describeFound(found) {
      return found ? "\"" + literalEscape(found) + "\"" : "end of input";
    }

    return "Expected " + describeExpected(expected) + " but " + describeFound(found) + " found.";
  };

  function peg$parse(input, options) {
    options = options !== void 0 ? options : {};

    var peg$FAILED = {},

        peg$startRuleFunctions = { start: peg$parsestart },
        peg$startRuleFunction  = peg$parsestart,

        peg$c0 = peg$otherExpectation("string literal"),
        peg$c1 = "\"",
        peg$c2 = peg$literalExpectation("\"", false),
        peg$c3 = /^[0-~]/,
        peg$c4 = peg$classExpectation([["0", "~"]], false, false),
        peg$c5 = "'",
        peg$c6 = peg$literalExpectation("'", false),
        peg$c7 = function(middle) {return middle;},
        peg$c8 = "ExplicitGame.State.Node",
        peg$c9 = peg$literalExpectation("ExplicitGame.State.Node", false),
        peg$c10 = "(",
        peg$c11 = peg$literalExpectation("(", false),
        peg$c12 = ",",
        peg$c13 = peg$literalExpectation(",", false),
        peg$c14 = ")",
        peg$c15 = peg$literalExpectation(")", false),
        peg$c16 = function(trees) {return trees;},
        peg$c17 = "[",
        peg$c18 = peg$literalExpectation("[", false),
        peg$c19 = function(t) {return t;},
        peg$c20 = "]",
        peg$c21 = peg$literalExpectation("]", false),
        peg$c22 = function(trees) {return [trees[0]].concat(trees[1]);},
        peg$c23 = "ExplicitGame.State.Esti",
        peg$c24 = peg$literalExpectation("ExplicitGame.State.Esti", false),
        peg$c25 = function(int) {return int;},
        peg$c26 = peg$otherExpectation("integer"),
        peg$c27 = "~",
        peg$c28 = peg$literalExpectation("~", false),
        peg$c29 = /^[0-9]/,
        peg$c30 = peg$classExpectation([["0", "9"]], false, false),
        peg$c31 = function(sign, int) {if(sign){
        								return -parseInt(int.join(""),10);
                                        }
                                       else{
                                       return parseInt(int.join(""),10);
                                       }},
        peg$c32 = peg$otherExpectation("whitespace"),
        peg$c33 = /^[\t\n\r]/,
        peg$c34 = peg$classExpectation(["\t", "\n", "\r"], false, false),

        peg$currPos          = 0,
        peg$savedPos         = 0,
        peg$posDetailsCache  = [{ line: 1, column: 1 }],
        peg$maxFailPos       = 0,
        peg$maxFailExpected  = [],
        peg$silentFails      = 0,

        peg$result;

    if ("startRule" in options) {
      if (!(options.startRule in peg$startRuleFunctions)) {
        throw new Error("Can't start parsing from rule \"" + options.startRule + "\".");
      }

      peg$startRuleFunction = peg$startRuleFunctions[options.startRule];
    }

    function text() {
      return input.substring(peg$savedPos, peg$currPos);
    }

    function location() {
      return peg$computeLocation(peg$savedPos, peg$currPos);
    }

    function expected(description, location) {
      location = location !== void 0 ? location : peg$computeLocation(peg$savedPos, peg$currPos)

      throw peg$buildStructuredError(
        [peg$otherExpectation(description)],
        input.substring(peg$savedPos, peg$currPos),
        location
      );
    }

    function error(message, location) {
      location = location !== void 0 ? location : peg$computeLocation(peg$savedPos, peg$currPos)

      throw peg$buildSimpleError(message, location);
    }

    function peg$literalExpectation(text, ignoreCase) {
      return { type: "literal", text: text, ignoreCase: ignoreCase };
    }

    function peg$classExpectation(parts, inverted, ignoreCase) {
      return { type: "class", parts: parts, inverted: inverted, ignoreCase: ignoreCase };
    }

    function peg$anyExpectation() {
      return { type: "any" };
    }

    function peg$endExpectation() {
      return { type: "end" };
    }

    function peg$otherExpectation(description) {
      return { type: "other", description: description };
    }

    function peg$computePosDetails(pos) {
      var details = peg$posDetailsCache[pos], p;

      if (details) {
        return details;
      } else {
        p = pos - 1;
        while (!peg$posDetailsCache[p]) {
          p--;
        }

        details = peg$posDetailsCache[p];
        details = {
          line:   details.line,
          column: details.column
        };

        while (p < pos) {
          if (input.charCodeAt(p) === 10) {
            details.line++;
            details.column = 1;
          } else {
            details.column++;
          }

          p++;
        }

        peg$posDetailsCache[pos] = details;
        return details;
      }
    }

    function peg$computeLocation(startPos, endPos) {
      var startPosDetails = peg$computePosDetails(startPos),
          endPosDetails   = peg$computePosDetails(endPos);

      return {
        start: {
          offset: startPos,
          line:   startPosDetails.line,
          column: startPosDetails.column
        },
        end: {
          offset: endPos,
          line:   endPosDetails.line,
          column: endPosDetails.column
        }
      };
    }

    function peg$fail(expected) {
      if (peg$currPos < peg$maxFailPos) { return; }

      if (peg$currPos > peg$maxFailPos) {
        peg$maxFailPos = peg$currPos;
        peg$maxFailExpected = [];
      }

      peg$maxFailExpected.push(expected);
    }

    function peg$buildSimpleError(message, location) {
      return new peg$SyntaxError(message, null, null, location);
    }

    function peg$buildStructuredError(expected, found, location) {
      return new peg$SyntaxError(
        peg$SyntaxError.buildMessage(expected, found),
        expected,
        found,
        location
      );
    }

    function peg$parsestart() {
      var s0;

      s0 = peg$parseTree();

      return s0;
    }

    function peg$parseString() {
      var s0, s1, s2, s3;

      peg$silentFails++;
      s0 = peg$currPos;
      if (input.charCodeAt(peg$currPos) === 34) {
        s1 = peg$c1;
        peg$currPos++;
      } else {
        s1 = peg$FAILED;
        if (peg$silentFails === 0) { peg$fail(peg$c2); }
      }
      if (s1 !== peg$FAILED) {
        s2 = [];
        if (peg$c3.test(input.charAt(peg$currPos))) {
          s3 = input.charAt(peg$currPos);
          peg$currPos++;
        } else {
          s3 = peg$FAILED;
          if (peg$silentFails === 0) { peg$fail(peg$c4); }
        }
        while (s3 !== peg$FAILED) {
          s2.push(s3);
          if (peg$c3.test(input.charAt(peg$currPos))) {
            s3 = input.charAt(peg$currPos);
            peg$currPos++;
          } else {
            s3 = peg$FAILED;
            if (peg$silentFails === 0) { peg$fail(peg$c4); }
          }
        }
        if (s2 !== peg$FAILED) {
          if (input.charCodeAt(peg$currPos) === 34) {
            s3 = peg$c1;
            peg$currPos++;
          } else {
            s3 = peg$FAILED;
            if (peg$silentFails === 0) { peg$fail(peg$c2); }
          }
          if (s3 !== peg$FAILED) {
            s1 = [s1, s2, s3];
            s0 = s1;
          } else {
            peg$currPos = s0;
            s0 = peg$FAILED;
          }
        } else {
          peg$currPos = s0;
          s0 = peg$FAILED;
        }
      } else {
        peg$currPos = s0;
        s0 = peg$FAILED;
      }
      if (s0 === peg$FAILED) {
        s0 = peg$currPos;
        if (input.charCodeAt(peg$currPos) === 39) {
          s1 = peg$c5;
          peg$currPos++;
        } else {
          s1 = peg$FAILED;
          if (peg$silentFails === 0) { peg$fail(peg$c6); }
        }
        if (s1 !== peg$FAILED) {
          s2 = [];
          if (peg$c3.test(input.charAt(peg$currPos))) {
            s3 = input.charAt(peg$currPos);
            peg$currPos++;
          } else {
            s3 = peg$FAILED;
            if (peg$silentFails === 0) { peg$fail(peg$c4); }
          }
          while (s3 !== peg$FAILED) {
            s2.push(s3);
            if (peg$c3.test(input.charAt(peg$currPos))) {
              s3 = input.charAt(peg$currPos);
              peg$currPos++;
            } else {
              s3 = peg$FAILED;
              if (peg$silentFails === 0) { peg$fail(peg$c4); }
            }
          }
          if (s2 !== peg$FAILED) {
            if (input.charCodeAt(peg$currPos) === 39) {
              s3 = peg$c5;
              peg$currPos++;
            } else {
              s3 = peg$FAILED;
              if (peg$silentFails === 0) { peg$fail(peg$c6); }
            }
            if (s3 !== peg$FAILED) {
              s1 = [s1, s2, s3];
              s0 = s1;
            } else {
              peg$currPos = s0;
              s0 = peg$FAILED;
            }
          } else {
            peg$currPos = s0;
            s0 = peg$FAILED;
          }
        } else {
          peg$currPos = s0;
          s0 = peg$FAILED;
        }
      }
      peg$silentFails--;
      if (s0 === peg$FAILED) {
        s1 = peg$FAILED;
        if (peg$silentFails === 0) { peg$fail(peg$c0); }
      }

      return s0;
    }

    function peg$parseTree() {
      var s0, s1, s2, s3;

      s0 = peg$currPos;
      s1 = peg$parse_();
      if (s1 !== peg$FAILED) {
        s2 = peg$parseEst();
        if (s2 === peg$FAILED) {
          s2 = peg$parseNode();
        }
        if (s2 !== peg$FAILED) {
          s3 = peg$parse_();
          if (s3 !== peg$FAILED) {
            peg$savedPos = s0;
            s1 = peg$c7(s2);
            s0 = s1;
          } else {
            peg$currPos = s0;
            s0 = peg$FAILED;
          }
        } else {
          peg$currPos = s0;
          s0 = peg$FAILED;
        }
      } else {
        peg$currPos = s0;
        s0 = peg$FAILED;
      }

      return s0;
    }

    function peg$parseNode() {
      var s0, s1, s2, s3, s4, s5, s6, s7, s8, s9;

      s0 = peg$currPos;
      if (input.substr(peg$currPos, 23) === peg$c8) {
        s1 = peg$c8;
        peg$currPos += 23;
      } else {
        s1 = peg$FAILED;
        if (peg$silentFails === 0) { peg$fail(peg$c9); }
      }
      if (s1 !== peg$FAILED) {
        s2 = peg$parse_();
        if (s2 !== peg$FAILED) {
          if (input.charCodeAt(peg$currPos) === 40) {
            s3 = peg$c10;
            peg$currPos++;
          } else {
            s3 = peg$FAILED;
            if (peg$silentFails === 0) { peg$fail(peg$c11); }
          }
          if (s3 !== peg$FAILED) {
            s4 = peg$parse_();
            if (s4 !== peg$FAILED) {
              s5 = peg$parseString();
              if (s5 !== peg$FAILED) {
                s6 = peg$parse_();
                if (s6 !== peg$FAILED) {
                  if (input.charCodeAt(peg$currPos) === 44) {
                    s7 = peg$c12;
                    peg$currPos++;
                  } else {
                    s7 = peg$FAILED;
                    if (peg$silentFails === 0) { peg$fail(peg$c13); }
                  }
                  if (s7 !== peg$FAILED) {
                    s8 = peg$parseTreeList();
                    if (s8 !== peg$FAILED) {
                      if (input.charCodeAt(peg$currPos) === 41) {
                        s9 = peg$c14;
                        peg$currPos++;
                      } else {
                        s9 = peg$FAILED;
                        if (peg$silentFails === 0) { peg$fail(peg$c15); }
                      }
                      if (s9 !== peg$FAILED) {
                        peg$savedPos = s0;
                        s1 = peg$c16(s8);
                        s0 = s1;
                      } else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                      }
                    } else {
                      peg$currPos = s0;
                      s0 = peg$FAILED;
                    }
                  } else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                  }
                } else {
                  peg$currPos = s0;
                  s0 = peg$FAILED;
                }
              } else {
                peg$currPos = s0;
                s0 = peg$FAILED;
              }
            } else {
              peg$currPos = s0;
              s0 = peg$FAILED;
            }
          } else {
            peg$currPos = s0;
            s0 = peg$FAILED;
          }
        } else {
          peg$currPos = s0;
          s0 = peg$FAILED;
        }
      } else {
        peg$currPos = s0;
        s0 = peg$FAILED;
      }

      return s0;
    }

    function peg$parseTreeList() {
      var s0, s1, s2, s3, s4, s5, s6, s7;

      s0 = peg$currPos;
      if (input.charCodeAt(peg$currPos) === 91) {
        s1 = peg$c17;
        peg$currPos++;
      } else {
        s1 = peg$FAILED;
        if (peg$silentFails === 0) { peg$fail(peg$c18); }
      }
      if (s1 !== peg$FAILED) {
        s2 = peg$currPos;
        s3 = peg$parseTree();
        if (s3 !== peg$FAILED) {
          s4 = [];
          s5 = peg$currPos;
          if (input.charCodeAt(peg$currPos) === 44) {
            s6 = peg$c12;
            peg$currPos++;
          } else {
            s6 = peg$FAILED;
            if (peg$silentFails === 0) { peg$fail(peg$c13); }
          }
          if (s6 !== peg$FAILED) {
            s7 = peg$parseTree();
            if (s7 !== peg$FAILED) {
              peg$savedPos = s5;
              s6 = peg$c19(s7);
              s5 = s6;
            } else {
              peg$currPos = s5;
              s5 = peg$FAILED;
            }
          } else {
            peg$currPos = s5;
            s5 = peg$FAILED;
          }
          while (s5 !== peg$FAILED) {
            s4.push(s5);
            s5 = peg$currPos;
            if (input.charCodeAt(peg$currPos) === 44) {
              s6 = peg$c12;
              peg$currPos++;
            } else {
              s6 = peg$FAILED;
              if (peg$silentFails === 0) { peg$fail(peg$c13); }
            }
            if (s6 !== peg$FAILED) {
              s7 = peg$parseTree();
              if (s7 !== peg$FAILED) {
                peg$savedPos = s5;
                s6 = peg$c19(s7);
                s5 = s6;
              } else {
                peg$currPos = s5;
                s5 = peg$FAILED;
              }
            } else {
              peg$currPos = s5;
              s5 = peg$FAILED;
            }
          }
          if (s4 !== peg$FAILED) {
            s3 = [s3, s4];
            s2 = s3;
          } else {
            peg$currPos = s2;
            s2 = peg$FAILED;
          }
        } else {
          peg$currPos = s2;
          s2 = peg$FAILED;
        }
        if (s2 !== peg$FAILED) {
          if (input.charCodeAt(peg$currPos) === 93) {
            s3 = peg$c20;
            peg$currPos++;
          } else {
            s3 = peg$FAILED;
            if (peg$silentFails === 0) { peg$fail(peg$c21); }
          }
          if (s3 !== peg$FAILED) {
            peg$savedPos = s0;
            s1 = peg$c22(s2);
            s0 = s1;
          } else {
            peg$currPos = s0;
            s0 = peg$FAILED;
          }
        } else {
          peg$currPos = s0;
          s0 = peg$FAILED;
        }
      } else {
        peg$currPos = s0;
        s0 = peg$FAILED;
      }

      return s0;
    }

    function peg$parseEst() {
      var s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11;

      s0 = peg$currPos;
      if (input.substr(peg$currPos, 23) === peg$c23) {
        s1 = peg$c23;
        peg$currPos += 23;
      } else {
        s1 = peg$FAILED;
        if (peg$silentFails === 0) { peg$fail(peg$c24); }
      }
      if (s1 !== peg$FAILED) {
        s2 = peg$parse_();
        if (s2 !== peg$FAILED) {
          if (input.charCodeAt(peg$currPos) === 40) {
            s3 = peg$c10;
            peg$currPos++;
          } else {
            s3 = peg$FAILED;
            if (peg$silentFails === 0) { peg$fail(peg$c11); }
          }
          if (s3 !== peg$FAILED) {
            s4 = peg$parse_();
            if (s4 !== peg$FAILED) {
              s5 = peg$parseString();
              if (s5 !== peg$FAILED) {
                s6 = peg$parse_();
                if (s6 !== peg$FAILED) {
                  if (input.charCodeAt(peg$currPos) === 44) {
                    s7 = peg$c12;
                    peg$currPos++;
                  } else {
                    s7 = peg$FAILED;
                    if (peg$silentFails === 0) { peg$fail(peg$c13); }
                  }
                  if (s7 !== peg$FAILED) {
                    s8 = peg$parse_();
                    if (s8 !== peg$FAILED) {
                      s9 = peg$parseInteger();
                      if (s9 !== peg$FAILED) {
                        s10 = peg$parse_();
                        if (s10 !== peg$FAILED) {
                          if (input.charCodeAt(peg$currPos) === 41) {
                            s11 = peg$c14;
                            peg$currPos++;
                          } else {
                            s11 = peg$FAILED;
                            if (peg$silentFails === 0) { peg$fail(peg$c15); }
                          }
                          if (s11 !== peg$FAILED) {
                            peg$savedPos = s0;
                            s1 = peg$c25(s9);
                            s0 = s1;
                          } else {
                            peg$currPos = s0;
                            s0 = peg$FAILED;
                          }
                        } else {
                          peg$currPos = s0;
                          s0 = peg$FAILED;
                        }
                      } else {
                        peg$currPos = s0;
                        s0 = peg$FAILED;
                      }
                    } else {
                      peg$currPos = s0;
                      s0 = peg$FAILED;
                    }
                  } else {
                    peg$currPos = s0;
                    s0 = peg$FAILED;
                  }
                } else {
                  peg$currPos = s0;
                  s0 = peg$FAILED;
                }
              } else {
                peg$currPos = s0;
                s0 = peg$FAILED;
              }
            } else {
              peg$currPos = s0;
              s0 = peg$FAILED;
            }
          } else {
            peg$currPos = s0;
            s0 = peg$FAILED;
          }
        } else {
          peg$currPos = s0;
          s0 = peg$FAILED;
        }
      } else {
        peg$currPos = s0;
        s0 = peg$FAILED;
      }

      return s0;
    }

    function peg$parseInteger() {
      var s0, s1, s2, s3;

      peg$silentFails++;
      s0 = peg$currPos;
      if (input.charCodeAt(peg$currPos) === 126) {
        s1 = peg$c27;
        peg$currPos++;
      } else {
        s1 = peg$FAILED;
        if (peg$silentFails === 0) { peg$fail(peg$c28); }
      }
      if (s1 === peg$FAILED) {
        s1 = null;
      }
      if (s1 !== peg$FAILED) {
        s2 = [];
        if (peg$c29.test(input.charAt(peg$currPos))) {
          s3 = input.charAt(peg$currPos);
          peg$currPos++;
        } else {
          s3 = peg$FAILED;
          if (peg$silentFails === 0) { peg$fail(peg$c30); }
        }
        if (s3 !== peg$FAILED) {
          while (s3 !== peg$FAILED) {
            s2.push(s3);
            if (peg$c29.test(input.charAt(peg$currPos))) {
              s3 = input.charAt(peg$currPos);
              peg$currPos++;
            } else {
              s3 = peg$FAILED;
              if (peg$silentFails === 0) { peg$fail(peg$c30); }
            }
          }
        } else {
          s2 = peg$FAILED;
        }
        if (s2 !== peg$FAILED) {
          peg$savedPos = s0;
          s1 = peg$c31(s1, s2);
          s0 = s1;
        } else {
          peg$currPos = s0;
          s0 = peg$FAILED;
        }
      } else {
        peg$currPos = s0;
        s0 = peg$FAILED;
      }
      peg$silentFails--;
      if (s0 === peg$FAILED) {
        s1 = peg$FAILED;
        if (peg$silentFails === 0) { peg$fail(peg$c26); }
      }

      return s0;
    }

    function peg$parse_() {
      var s0, s1;

      peg$silentFails++;
      s0 = [];
      if (peg$c33.test(input.charAt(peg$currPos))) {
        s1 = input.charAt(peg$currPos);
        peg$currPos++;
      } else {
        s1 = peg$FAILED;
        if (peg$silentFails === 0) { peg$fail(peg$c34); }
      }
      while (s1 !== peg$FAILED) {
        s0.push(s1);
        if (peg$c33.test(input.charAt(peg$currPos))) {
          s1 = input.charAt(peg$currPos);
          peg$currPos++;
        } else {
          s1 = peg$FAILED;
          if (peg$silentFails === 0) { peg$fail(peg$c34); }
        }
      }
      peg$silentFails--;
      if (s0 === peg$FAILED) {
        s1 = peg$FAILED;
        if (peg$silentFails === 0) { peg$fail(peg$c32); }
      }

      return s0;
    }

    peg$result = peg$startRuleFunction();

    if (peg$result !== peg$FAILED && peg$currPos === input.length) {
      return peg$result;
    } else {
      if (peg$result !== peg$FAILED && peg$currPos < input.length) {
        peg$fail(peg$endExpectation());
      }

      throw peg$buildStructuredError(
        peg$maxFailExpected,
        peg$maxFailPos < input.length ? input.charAt(peg$maxFailPos) : null,
        peg$maxFailPos < input.length
          ? peg$computeLocation(peg$maxFailPos, peg$maxFailPos + 1)
          : peg$computeLocation(peg$maxFailPos, peg$maxFailPos)
      );
    }
  }

  return {
    SyntaxError: peg$SyntaxError,
    parse:       peg$parse
  };
})();