text: module.exports = (function() {
    /*
     * Generated by PEG.js 0.8.0.
     *
     * http://pegjs.majda.cz/
     */
  
    function peg$subclass(child, parent) {
      function ctor() { this.constructor = child; }
      ctor.prototype = parent.prototype;
      child.prototype = new ctor();
    }
  
    function SyntaxError(message, expected, found, offset, line, column) {
      this.message  = message;
      this.expected = expected;
      this.found    = found;
      this.offset   = offset;
      this.line     = line;
      this.column   = column;
  
      this.name     = "SyntaxError";
    }
  
    peg$subclass(SyntaxError, Error);
  
    function parse(input) {
      var options = arguments.length > 1 ? arguments[1] : {},
  
          peg$FAILED = {},
  
          peg$startRuleFunctions = { start: peg$parsestart },
          peg$startRuleFunction  = peg$parsestart,
  
          peg$c0 = peg$FAILED,
          peg$c1 = "+",
          peg$c2 = { type: "literal", value: "+", description: "\"+\"" },
          peg$c3 = function(left, right) { return left + right; },
          peg$c4 = "*",
          peg$c5 = { type: "literal", value: "*", description: "\"*\"" },
          peg$c6 = function(left, right) { return left * right; },
          peg$c7 = "(",
          peg$c8 = { type: "literal", value: "(", description: "\"(\"" },
          peg$c9 = ")",
          peg$c10 = { type: "literal", value: ")", description: "\")\"" },
          peg$c11 = function(additive) { return additive; },
          peg$c12 = { type: "other", description: "integer" },
          peg$c13 = [],
          peg$c14 = /^[0-9]/,
          peg$c15 = { type: "class", value: "[0-9]", description: "[0-9]" },
          peg$c16 = function(digits) { return parseInt(digits.join(""), 10); },
  
          peg$currPos          = 0,
          peg$reportedPos      = 0,
          peg$cachedPos        = 0,
          peg$cachedPosDetails = { line: 1, column: 1, seenCR: false },
          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$reportedPos, peg$currPos);
      }
  
      function offset() {
        return peg$reportedPos;
      }
  
      function line() {
        return peg$computePosDetails(peg$reportedPos).line;
      }
  
      function column() {
        return peg$computePosDetails(peg$reportedPos).column;
      }
  
      function expected(description) {
        throw peg$buildException(
          null,
          [{ type: "other", description: description }],
          peg$reportedPos
        );
      }
  
      function error(message) {
        throw peg$buildException(message, null, peg$reportedPos);
      }
  
      function peg$computePosDetails(pos) {
        function advance(details, startPos, endPos) {
          var p, ch;
  
          for (p = startPos; p < endPos; p++) {
            ch = input.charAt(p);
            if (ch === "\n") {
              if (!details.seenCR) { details.line++; }
              details.column = 1;
              details.seenCR = false;
            } else if (ch === "\r" || ch === "\u2028" || ch === "\u2029") {
              details.line++;
              details.column = 1;
              details.seenCR = true;
            } else {
              details.column++;
              details.seenCR = false;
            }
          }
        }
  
        if (peg$cachedPos !== pos) {
          if (peg$cachedPos > pos) {
            peg$cachedPos = 0;
            peg$cachedPosDetails = { line: 1, column: 1, seenCR: false };
          }
          advance(peg$cachedPosDetails, peg$cachedPos, pos);
          peg$cachedPos = pos;
        }
  
        return peg$cachedPosDetails;
      }
  
      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$buildException(message, expected, pos) {
        function cleanupExpected(expected) {
          var i = 1;
  
          expected.sort(function(a, b) {
            if (a.description < b.description) {
              return -1;
            } else if (a.description > b.description) {
              return 1;
            } else {
              return 0;
            }
          });
  
          while (i < expected.length) {
            if (expected[i - 1] === expected[i]) {
              expected.splice(i, 1);
            } else {
              i++;
            }
          }
        }
  
        function buildMessage(expected, found) {
          function stringEscape(s) {
            function hex(ch) { return ch.charCodeAt(0).toString(16).toUpperCase(); }
  
            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\x0F]/g, function(ch) { return '\\x0' + hex(ch); })
              .replace(/[\x10-\x1F\x80-\xFF]/g,    function(ch) { return '\\x'  + hex(ch); })
              .replace(/[\u0180-\u0FFF]/g,         function(ch) { return '\\u0' + hex(ch); })
              .replace(/[\u1080-\uFFFF]/g,         function(ch) { return '\\u'  + hex(ch); });
          }
  
          var expectedDescs = new Array(expected.length),
              expectedDesc, foundDesc, i;
  
          for (i = 0; i < expected.length; i++) {
            expectedDescs[i] = expected[i].description;
          }
  
          expectedDesc = expected.length > 1
            ? expectedDescs.slice(0, -1).join(", ")
                + " or "
                + expectedDescs[expected.length - 1]
            : expectedDescs[0];
  
          foundDesc = found ? "\"" + stringEscape(found) + "\"" : "end of input";
  
          return "Expected " + expectedDesc + " but " + foundDesc + " found.";
        }
  
        var posDetails = peg$computePosDetails(pos),
            found      = pos < input.length ? input.charAt(pos) : null;
  
        if (expected !== null) {
          cleanupExpected(expected);
        }
  
        return new SyntaxError(
          message !== null ? message : buildMessage(expected, found),
          expected,
          found,
          pos,
          posDetails.line,
          posDetails.column
        );
      }
  
      function peg$parsestart() {
        var s0;
  
        s0 = peg$parseadditive();
  
        return s0;
      }
  
      function peg$parseadditive() {
        var s0, s1, s2, s3;
  
        s0 = peg$currPos;
        s1 = peg$parsemultiplicative();
        if (s1 !== peg$FAILED) {
          if (input.charCodeAt(peg$currPos) === 43) {
            s2 = peg$c1;
            peg$currPos++;
          } else {
            s2 = peg$FAILED;
            if (peg$silentFails === 0) { peg$fail(peg$c2); }
          }
          if (s2 !== peg$FAILED) {
            s3 = peg$parseadditive();
            if (s3 !== peg$FAILED) {
              peg$reportedPos = s0;
              s1 = peg$c3(s1, s3);
              s0 = s1;
            } else {
              peg$currPos = s0;
              s0 = peg$c0;
            }
          } else {
            peg$currPos = s0;
            s0 = peg$c0;
          }
        } else {
          peg$currPos = s0;
          s0 = peg$c0;
        }
        if (s0 === peg$FAILED) {
          s0 = peg$parsemultiplicative();
        }
  
        return s0;
      }
  
      function peg$parsemultiplicative() {
        var s0, s1, s2, s3;
  
        s0 = peg$currPos;
        s1 = peg$parseprimary();
        if (s1 !== peg$FAILED) {
          if (input.charCodeAt(peg$currPos) === 42) {
            s2 = peg$c4;
            peg$currPos++;
          } else {
            s2 = peg$FAILED;
            if (peg$silentFails === 0) { peg$fail(peg$c5); }
          }
          if (s2 !== peg$FAILED) {
            s3 = peg$parsemultiplicative();
            if (s3 !== peg$FAILED) {
              peg$reportedPos = s0;
              s1 = peg$c6(s1, s3);
              s0 = s1;
            } else {
              peg$currPos = s0;
              s0 = peg$c0;
            }
          } else {
            peg$currPos = s0;
            s0 = peg$c0;
          }
        } else {
          peg$currPos = s0;
          s0 = peg$c0;
        }
        if (s0 === peg$FAILED) {
          s0 = peg$parseprimary();
        }
  
        return s0;
      }
  
      function peg$parseprimary() {
        var s0, s1, s2, s3;
  
        s0 = peg$parseinteger();
        if (s0 === peg$FAILED) {
          s0 = peg$currPos;
          if (input.charCodeAt(peg$currPos) === 40) {
            s1 = peg$c7;
            peg$currPos++;
          } else {
            s1 = peg$FAILED;
            if (peg$silentFails === 0) { peg$fail(peg$c8); }
          }
          if (s1 !== peg$FAILED) {
            s2 = peg$parseadditive();
            if (s2 !== peg$FAILED) {
              if (input.charCodeAt(peg$currPos) === 41) {
                s3 = peg$c9;
                peg$currPos++;
              } else {
                s3 = peg$FAILED;
                if (peg$silentFails === 0) { peg$fail(peg$c10); }
              }
              if (s3 !== peg$FAILED) {
                peg$reportedPos = s0;
                s1 = peg$c11(s2);
                s0 = s1;
              } else {
                peg$currPos = s0;
                s0 = peg$c0;
              }
            } else {
              peg$currPos = s0;
              s0 = peg$c0;
            }
          } else {
            peg$currPos = s0;
            s0 = peg$c0;
          }
        }
  
        return s0;
      }
  
      function peg$parseinteger() {
        var s0, s1, s2;
  
        peg$silentFails++;
        s0 = peg$currPos;
        s1 = [];
        if (peg$c14.test(input.charAt(peg$currPos))) {
          s2 = input.charAt(peg$currPos);
          peg$currPos++;
        } else {
          s2 = peg$FAILED;
          if (peg$silentFails === 0) { peg$fail(peg$c15); }
        }
        if (s2 !== peg$FAILED) {
          while (s2 !== peg$FAILED) {
            s1.push(s2);
            if (peg$c14.test(input.charAt(peg$currPos))) {
              s2 = input.charAt(peg$currPos);
              peg$currPos++;
            } else {
              s2 = peg$FAILED;
              if (peg$silentFails === 0) { peg$fail(peg$c15); }
            }
          }
        } else {
          s1 = peg$c0;
        }
        if (s1 !== peg$FAILED) {
          peg$reportedPos = s0;
          s1 = peg$c16(s1);
        }
        s0 = s1;
        peg$silentFails--;
        if (s0 === peg$FAILED) {
          s1 = peg$FAILED;
          if (peg$silentFails === 0) { peg$fail(peg$c12); }
        }
  
        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({ type: "end", description: "end of input" });
        }
  
        throw peg$buildException(null, peg$maxFailExpected, peg$maxFailPos);
      }
    }
  
    return {
      SyntaxError: SyntaxError,
      parse:       parse
    };
  })();
  