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							103 KiB
						
					
					
				
			
		
		
	
	
							3995 lines
						
					
					
						
							103 KiB
						
					
					
				(function (global, factory) { | 
						|
  typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('estraverse')) : | 
						|
  typeof define === 'function' && define.amd ? define(['estraverse'], factory) : | 
						|
  (global = global || self, global.esquery = factory(global.estraverse)); | 
						|
}(this, (function (estraverse) { 'use strict'; | 
						|
 | 
						|
  estraverse = estraverse && Object.prototype.hasOwnProperty.call(estraverse, 'default') ? estraverse['default'] : estraverse; | 
						|
 | 
						|
  function _typeof(obj) { | 
						|
    "@babel/helpers - typeof"; | 
						|
 | 
						|
    if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { | 
						|
      _typeof = function (obj) { | 
						|
        return typeof obj; | 
						|
      }; | 
						|
    } else { | 
						|
      _typeof = function (obj) { | 
						|
        return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; | 
						|
      }; | 
						|
    } | 
						|
 | 
						|
    return _typeof(obj); | 
						|
  } | 
						|
 | 
						|
  function _slicedToArray(arr, i) { | 
						|
    return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest(); | 
						|
  } | 
						|
 | 
						|
  function _toConsumableArray(arr) { | 
						|
    return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); | 
						|
  } | 
						|
 | 
						|
  function _arrayWithoutHoles(arr) { | 
						|
    if (Array.isArray(arr)) return _arrayLikeToArray(arr); | 
						|
  } | 
						|
 | 
						|
  function _arrayWithHoles(arr) { | 
						|
    if (Array.isArray(arr)) return arr; | 
						|
  } | 
						|
 | 
						|
  function _iterableToArray(iter) { | 
						|
    if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter); | 
						|
  } | 
						|
 | 
						|
  function _iterableToArrayLimit(arr, i) { | 
						|
    if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return; | 
						|
    var _arr = []; | 
						|
    var _n = true; | 
						|
    var _d = false; | 
						|
    var _e = undefined; | 
						|
 | 
						|
    try { | 
						|
      for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { | 
						|
        _arr.push(_s.value); | 
						|
 | 
						|
        if (i && _arr.length === i) break; | 
						|
      } | 
						|
    } catch (err) { | 
						|
      _d = true; | 
						|
      _e = err; | 
						|
    } finally { | 
						|
      try { | 
						|
        if (!_n && _i["return"] != null) _i["return"](); | 
						|
      } finally { | 
						|
        if (_d) throw _e; | 
						|
      } | 
						|
    } | 
						|
 | 
						|
    return _arr; | 
						|
  } | 
						|
 | 
						|
  function _unsupportedIterableToArray(o, minLen) { | 
						|
    if (!o) return; | 
						|
    if (typeof o === "string") return _arrayLikeToArray(o, minLen); | 
						|
    var n = Object.prototype.toString.call(o).slice(8, -1); | 
						|
    if (n === "Object" && o.constructor) n = o.constructor.name; | 
						|
    if (n === "Map" || n === "Set") return Array.from(o); | 
						|
    if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); | 
						|
  } | 
						|
 | 
						|
  function _arrayLikeToArray(arr, len) { | 
						|
    if (len == null || len > arr.length) len = arr.length; | 
						|
 | 
						|
    for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; | 
						|
 | 
						|
    return arr2; | 
						|
  } | 
						|
 | 
						|
  function _nonIterableSpread() { | 
						|
    throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); | 
						|
  } | 
						|
 | 
						|
  function _nonIterableRest() { | 
						|
    throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); | 
						|
  } | 
						|
 | 
						|
  function _createForOfIteratorHelper(o, allowArrayLike) { | 
						|
    var it; | 
						|
 | 
						|
    if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) { | 
						|
      if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { | 
						|
        if (it) o = it; | 
						|
        var i = 0; | 
						|
 | 
						|
        var F = function () {}; | 
						|
 | 
						|
        return { | 
						|
          s: F, | 
						|
          n: function () { | 
						|
            if (i >= o.length) return { | 
						|
              done: true | 
						|
            }; | 
						|
            return { | 
						|
              done: false, | 
						|
              value: o[i++] | 
						|
            }; | 
						|
          }, | 
						|
          e: function (e) { | 
						|
            throw e; | 
						|
          }, | 
						|
          f: F | 
						|
        }; | 
						|
      } | 
						|
 | 
						|
      throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); | 
						|
    } | 
						|
 | 
						|
    var normalCompletion = true, | 
						|
        didErr = false, | 
						|
        err; | 
						|
    return { | 
						|
      s: function () { | 
						|
        it = o[Symbol.iterator](); | 
						|
      }, | 
						|
      n: function () { | 
						|
        var step = it.next(); | 
						|
        normalCompletion = step.done; | 
						|
        return step; | 
						|
      }, | 
						|
      e: function (e) { | 
						|
        didErr = true; | 
						|
        err = e; | 
						|
      }, | 
						|
      f: function () { | 
						|
        try { | 
						|
          if (!normalCompletion && it.return != null) it.return(); | 
						|
        } finally { | 
						|
          if (didErr) throw err; | 
						|
        } | 
						|
      } | 
						|
    }; | 
						|
  } | 
						|
 | 
						|
  var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {}; | 
						|
 | 
						|
  function createCommonjsModule(fn, module) { | 
						|
  	return module = { exports: {} }, fn(module, module.exports), module.exports; | 
						|
  } | 
						|
 | 
						|
  var parser = createCommonjsModule(function (module) { | 
						|
    /* | 
						|
     * Generated by PEG.js 0.10.0. | 
						|
     * | 
						|
     * http://pegjs.org/ | 
						|
     */ | 
						|
    (function (root, factory) { | 
						|
      if ( module.exports) { | 
						|
        module.exports = factory(); | 
						|
      } | 
						|
    })(commonjsGlobal, function () { | 
						|
 | 
						|
      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 literal(expectation) { | 
						|
            return "\"" + literalEscape(expectation.text) + "\""; | 
						|
          }, | 
						|
          "class": function _class(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 any(expectation) { | 
						|
            return "any character"; | 
						|
          }, | 
						|
          end: function end(expectation) { | 
						|
            return "end of input"; | 
						|
          }, | 
						|
          other: function other(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$c0 = function peg$c0(ss) { | 
						|
          return ss.length === 1 ? ss[0] : { | 
						|
            type: 'matches', | 
						|
            selectors: ss | 
						|
          }; | 
						|
        }, | 
						|
            peg$c1 = function peg$c1() { | 
						|
          return void 0; | 
						|
        }, | 
						|
            peg$c2 = " ", | 
						|
            peg$c3 = peg$literalExpectation(" ", false), | 
						|
            peg$c4 = /^[^ [\],():#!=><~+.]/, | 
						|
            peg$c5 = peg$classExpectation([" ", "[", "]", ",", "(", ")", ":", "#", "!", "=", ">", "<", "~", "+", "."], true, false), | 
						|
            peg$c6 = function peg$c6(i) { | 
						|
          return i.join(''); | 
						|
        }, | 
						|
            peg$c7 = ">", | 
						|
            peg$c8 = peg$literalExpectation(">", false), | 
						|
            peg$c9 = function peg$c9() { | 
						|
          return 'child'; | 
						|
        }, | 
						|
            peg$c10 = "~", | 
						|
            peg$c11 = peg$literalExpectation("~", false), | 
						|
            peg$c12 = function peg$c12() { | 
						|
          return 'sibling'; | 
						|
        }, | 
						|
            peg$c13 = "+", | 
						|
            peg$c14 = peg$literalExpectation("+", false), | 
						|
            peg$c15 = function peg$c15() { | 
						|
          return 'adjacent'; | 
						|
        }, | 
						|
            peg$c16 = function peg$c16() { | 
						|
          return 'descendant'; | 
						|
        }, | 
						|
            peg$c17 = ",", | 
						|
            peg$c18 = peg$literalExpectation(",", false), | 
						|
            peg$c19 = function peg$c19(s, ss) { | 
						|
          return [s].concat(ss.map(function (s) { | 
						|
            return s[3]; | 
						|
          })); | 
						|
        }, | 
						|
            peg$c20 = function peg$c20(a, ops) { | 
						|
          return ops.reduce(function (memo, rhs) { | 
						|
            return { | 
						|
              type: rhs[0], | 
						|
              left: memo, | 
						|
              right: rhs[1] | 
						|
            }; | 
						|
          }, a); | 
						|
        }, | 
						|
            peg$c21 = "!", | 
						|
            peg$c22 = peg$literalExpectation("!", false), | 
						|
            peg$c23 = function peg$c23(subject, as) { | 
						|
          var b = as.length === 1 ? as[0] : { | 
						|
            type: 'compound', | 
						|
            selectors: as | 
						|
          }; | 
						|
          if (subject) b.subject = true; | 
						|
          return b; | 
						|
        }, | 
						|
            peg$c24 = "*", | 
						|
            peg$c25 = peg$literalExpectation("*", false), | 
						|
            peg$c26 = function peg$c26(a) { | 
						|
          return { | 
						|
            type: 'wildcard', | 
						|
            value: a | 
						|
          }; | 
						|
        }, | 
						|
            peg$c27 = "#", | 
						|
            peg$c28 = peg$literalExpectation("#", false), | 
						|
            peg$c29 = function peg$c29(i) { | 
						|
          return { | 
						|
            type: 'identifier', | 
						|
            value: i | 
						|
          }; | 
						|
        }, | 
						|
            peg$c30 = "[", | 
						|
            peg$c31 = peg$literalExpectation("[", false), | 
						|
            peg$c32 = "]", | 
						|
            peg$c33 = peg$literalExpectation("]", false), | 
						|
            peg$c34 = function peg$c34(v) { | 
						|
          return v; | 
						|
        }, | 
						|
            peg$c35 = /^[><!]/, | 
						|
            peg$c36 = peg$classExpectation([">", "<", "!"], false, false), | 
						|
            peg$c37 = "=", | 
						|
            peg$c38 = peg$literalExpectation("=", false), | 
						|
            peg$c39 = function peg$c39(a) { | 
						|
          return (a || '') + '='; | 
						|
        }, | 
						|
            peg$c40 = /^[><]/, | 
						|
            peg$c41 = peg$classExpectation([">", "<"], false, false), | 
						|
            peg$c42 = ".", | 
						|
            peg$c43 = peg$literalExpectation(".", false), | 
						|
            peg$c44 = function peg$c44(a, as) { | 
						|
          return [].concat.apply([a], as).join(''); | 
						|
        }, | 
						|
            peg$c45 = function peg$c45(name, op, value) { | 
						|
          return { | 
						|
            type: 'attribute', | 
						|
            name: name, | 
						|
            operator: op, | 
						|
            value: value | 
						|
          }; | 
						|
        }, | 
						|
            peg$c46 = function peg$c46(name) { | 
						|
          return { | 
						|
            type: 'attribute', | 
						|
            name: name | 
						|
          }; | 
						|
        }, | 
						|
            peg$c47 = "\"", | 
						|
            peg$c48 = peg$literalExpectation("\"", false), | 
						|
            peg$c49 = /^[^\\"]/, | 
						|
            peg$c50 = peg$classExpectation(["\\", "\""], true, false), | 
						|
            peg$c51 = "\\", | 
						|
            peg$c52 = peg$literalExpectation("\\", false), | 
						|
            peg$c53 = peg$anyExpectation(), | 
						|
            peg$c54 = function peg$c54(a, b) { | 
						|
          return a + b; | 
						|
        }, | 
						|
            peg$c55 = function peg$c55(d) { | 
						|
          return { | 
						|
            type: 'literal', | 
						|
            value: strUnescape(d.join('')) | 
						|
          }; | 
						|
        }, | 
						|
            peg$c56 = "'", | 
						|
            peg$c57 = peg$literalExpectation("'", false), | 
						|
            peg$c58 = /^[^\\']/, | 
						|
            peg$c59 = peg$classExpectation(["\\", "'"], true, false), | 
						|
            peg$c60 = /^[0-9]/, | 
						|
            peg$c61 = peg$classExpectation([["0", "9"]], false, false), | 
						|
            peg$c62 = function peg$c62(a, b) { | 
						|
          // Can use `a.flat().join('')` once supported | 
						|
          var leadingDecimals = a ? [].concat.apply([], a).join('') : ''; | 
						|
          return { | 
						|
            type: 'literal', | 
						|
            value: parseFloat(leadingDecimals + b.join('')) | 
						|
          }; | 
						|
        }, | 
						|
            peg$c63 = function peg$c63(i) { | 
						|
          return { | 
						|
            type: 'literal', | 
						|
            value: i | 
						|
          }; | 
						|
        }, | 
						|
            peg$c64 = "type(", | 
						|
            peg$c65 = peg$literalExpectation("type(", false), | 
						|
            peg$c66 = /^[^ )]/, | 
						|
            peg$c67 = peg$classExpectation([" ", ")"], true, false), | 
						|
            peg$c68 = ")", | 
						|
            peg$c69 = peg$literalExpectation(")", false), | 
						|
            peg$c70 = function peg$c70(t) { | 
						|
          return { | 
						|
            type: 'type', | 
						|
            value: t.join('') | 
						|
          }; | 
						|
        }, | 
						|
            peg$c71 = /^[imsu]/, | 
						|
            peg$c72 = peg$classExpectation(["i", "m", "s", "u"], false, false), | 
						|
            peg$c73 = "/", | 
						|
            peg$c74 = peg$literalExpectation("/", false), | 
						|
            peg$c75 = /^[^\/]/, | 
						|
            peg$c76 = peg$classExpectation(["/"], true, false), | 
						|
            peg$c77 = function peg$c77(d, flgs) { | 
						|
          return { | 
						|
            type: 'regexp', | 
						|
            value: new RegExp(d.join(''), flgs ? flgs.join('') : '') | 
						|
          }; | 
						|
        }, | 
						|
            peg$c78 = function peg$c78(i, is) { | 
						|
          return { | 
						|
            type: 'field', | 
						|
            name: is.reduce(function (memo, p) { | 
						|
              return memo + p[0] + p[1]; | 
						|
            }, i) | 
						|
          }; | 
						|
        }, | 
						|
            peg$c79 = ":not(", | 
						|
            peg$c80 = peg$literalExpectation(":not(", false), | 
						|
            peg$c81 = function peg$c81(ss) { | 
						|
          return { | 
						|
            type: 'not', | 
						|
            selectors: ss | 
						|
          }; | 
						|
        }, | 
						|
            peg$c82 = ":matches(", | 
						|
            peg$c83 = peg$literalExpectation(":matches(", false), | 
						|
            peg$c84 = function peg$c84(ss) { | 
						|
          return { | 
						|
            type: 'matches', | 
						|
            selectors: ss | 
						|
          }; | 
						|
        }, | 
						|
            peg$c85 = ":has(", | 
						|
            peg$c86 = peg$literalExpectation(":has(", false), | 
						|
            peg$c87 = function peg$c87(ss) { | 
						|
          return { | 
						|
            type: 'has', | 
						|
            selectors: ss | 
						|
          }; | 
						|
        }, | 
						|
            peg$c88 = ":first-child", | 
						|
            peg$c89 = peg$literalExpectation(":first-child", false), | 
						|
            peg$c90 = function peg$c90() { | 
						|
          return nth(1); | 
						|
        }, | 
						|
            peg$c91 = ":last-child", | 
						|
            peg$c92 = peg$literalExpectation(":last-child", false), | 
						|
            peg$c93 = function peg$c93() { | 
						|
          return nthLast(1); | 
						|
        }, | 
						|
            peg$c94 = ":nth-child(", | 
						|
            peg$c95 = peg$literalExpectation(":nth-child(", false), | 
						|
            peg$c96 = function peg$c96(n) { | 
						|
          return nth(parseInt(n.join(''), 10)); | 
						|
        }, | 
						|
            peg$c97 = ":nth-last-child(", | 
						|
            peg$c98 = peg$literalExpectation(":nth-last-child(", false), | 
						|
            peg$c99 = function peg$c99(n) { | 
						|
          return nthLast(parseInt(n.join(''), 10)); | 
						|
        }, | 
						|
            peg$c100 = ":", | 
						|
            peg$c101 = peg$literalExpectation(":", false), | 
						|
            peg$c102 = "statement", | 
						|
            peg$c103 = peg$literalExpectation("statement", true), | 
						|
            peg$c104 = "expression", | 
						|
            peg$c105 = peg$literalExpectation("expression", true), | 
						|
            peg$c106 = "declaration", | 
						|
            peg$c107 = peg$literalExpectation("declaration", true), | 
						|
            peg$c108 = "function", | 
						|
            peg$c109 = peg$literalExpectation("function", true), | 
						|
            peg$c110 = "pattern", | 
						|
            peg$c111 = peg$literalExpectation("pattern", true), | 
						|
            peg$c112 = function peg$c112(c) { | 
						|
          return { | 
						|
            type: 'class', | 
						|
            name: c | 
						|
          }; | 
						|
        }, | 
						|
            peg$currPos = 0, | 
						|
            peg$posDetailsCache = [{ | 
						|
          line: 1, | 
						|
          column: 1 | 
						|
        }], | 
						|
            peg$maxFailPos = 0, | 
						|
            peg$maxFailExpected = [], | 
						|
            peg$resultsCache = {}, | 
						|
            peg$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$startRuleFunctions[options.startRule]; | 
						|
        } | 
						|
 | 
						|
        function peg$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$endExpectation() { | 
						|
          return { | 
						|
            type: "end" | 
						|
          }; | 
						|
        } | 
						|
 | 
						|
        function peg$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$buildStructuredError(expected, found, location) { | 
						|
          return new peg$SyntaxError(peg$SyntaxError.buildMessage(expected, found), expected, found, location); | 
						|
        } | 
						|
 | 
						|
        function peg$parsestart() { | 
						|
          var s0, s1, s2, s3; | 
						|
          var key = peg$currPos * 30 + 0, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
          s1 = peg$parse_(); | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = peg$parseselectors(); | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s3 = peg$parse_(); | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s1 = peg$c0(s2); | 
						|
                s0 = s1; | 
						|
              } else { | 
						|
                peg$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$currPos; | 
						|
            s1 = peg$parse_(); | 
						|
 | 
						|
            if (s1 !== peg$FAILED) { | 
						|
              s1 = peg$c1(); | 
						|
            } | 
						|
 | 
						|
            s0 = s1; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parse_() { | 
						|
          var s0, s1; | 
						|
          var key = peg$currPos * 30 + 1, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = []; | 
						|
 | 
						|
          if (input.charCodeAt(peg$currPos) === 32) { | 
						|
            s1 = peg$c2; | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c3); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          while (s1 !== peg$FAILED) { | 
						|
            s0.push(s1); | 
						|
 | 
						|
            if (input.charCodeAt(peg$currPos) === 32) { | 
						|
              s1 = peg$c2; | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s1 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c3); | 
						|
              } | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseidentifierName() { | 
						|
          var s0, s1, s2; | 
						|
          var key = peg$currPos * 30 + 2, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
          s1 = []; | 
						|
 | 
						|
          if (peg$c4.test(input.charAt(peg$currPos))) { | 
						|
            s2 = input.charAt(peg$currPos); | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s2 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c5); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s2 !== peg$FAILED) { | 
						|
            while (s2 !== peg$FAILED) { | 
						|
              s1.push(s2); | 
						|
 | 
						|
              if (peg$c4.test(input.charAt(peg$currPos))) { | 
						|
                s2 = input.charAt(peg$currPos); | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s2 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c5); | 
						|
                } | 
						|
              } | 
						|
            } | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s1 = peg$c6(s1); | 
						|
          } | 
						|
 | 
						|
          s0 = s1; | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsebinaryOp() { | 
						|
          var s0, s1, s2, s3; | 
						|
          var key = peg$currPos * 30 + 3, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
          s1 = peg$parse_(); | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            if (input.charCodeAt(peg$currPos) === 62) { | 
						|
              s2 = peg$c7; | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s2 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c8); | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s3 = peg$parse_(); | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s1 = peg$c9(); | 
						|
                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; | 
						|
            s1 = peg$parse_(); | 
						|
 | 
						|
            if (s1 !== peg$FAILED) { | 
						|
              if (input.charCodeAt(peg$currPos) === 126) { | 
						|
                s2 = peg$c10; | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s2 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c11); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s2 !== peg$FAILED) { | 
						|
                s3 = peg$parse_(); | 
						|
 | 
						|
                if (s3 !== peg$FAILED) { | 
						|
                  s1 = peg$c12(); | 
						|
                  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; | 
						|
              s1 = peg$parse_(); | 
						|
 | 
						|
              if (s1 !== peg$FAILED) { | 
						|
                if (input.charCodeAt(peg$currPos) === 43) { | 
						|
                  s2 = peg$c13; | 
						|
                  peg$currPos++; | 
						|
                } else { | 
						|
                  s2 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c14); | 
						|
                  } | 
						|
                } | 
						|
 | 
						|
                if (s2 !== peg$FAILED) { | 
						|
                  s3 = peg$parse_(); | 
						|
 | 
						|
                  if (s3 !== peg$FAILED) { | 
						|
                    s1 = peg$c15(); | 
						|
                    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$currPos) === 32) { | 
						|
                  s1 = peg$c2; | 
						|
                  peg$currPos++; | 
						|
                } else { | 
						|
                  s1 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c3); | 
						|
                  } | 
						|
                } | 
						|
 | 
						|
                if (s1 !== peg$FAILED) { | 
						|
                  s2 = peg$parse_(); | 
						|
 | 
						|
                  if (s2 !== peg$FAILED) { | 
						|
                    s1 = peg$c16(); | 
						|
                    s0 = s1; | 
						|
                  } else { | 
						|
                    peg$currPos = s0; | 
						|
                    s0 = peg$FAILED; | 
						|
                  } | 
						|
                } else { | 
						|
                  peg$currPos = s0; | 
						|
                  s0 = peg$FAILED; | 
						|
                } | 
						|
              } | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseselectors() { | 
						|
          var s0, s1, s2, s3, s4, s5, s6, s7; | 
						|
          var key = peg$currPos * 30 + 4, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
          s1 = peg$parseselector(); | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = []; | 
						|
            s3 = peg$currPos; | 
						|
            s4 = peg$parse_(); | 
						|
 | 
						|
            if (s4 !== peg$FAILED) { | 
						|
              if (input.charCodeAt(peg$currPos) === 44) { | 
						|
                s5 = peg$c17; | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s5 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c18); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s5 !== peg$FAILED) { | 
						|
                s6 = peg$parse_(); | 
						|
 | 
						|
                if (s6 !== peg$FAILED) { | 
						|
                  s7 = peg$parseselector(); | 
						|
 | 
						|
                  if (s7 !== peg$FAILED) { | 
						|
                    s4 = [s4, s5, s6, s7]; | 
						|
                    s3 = s4; | 
						|
                  } else { | 
						|
                    peg$currPos = s3; | 
						|
                    s3 = peg$FAILED; | 
						|
                  } | 
						|
                } else { | 
						|
                  peg$currPos = s3; | 
						|
                  s3 = peg$FAILED; | 
						|
                } | 
						|
              } else { | 
						|
                peg$currPos = s3; | 
						|
                s3 = peg$FAILED; | 
						|
              } | 
						|
            } else { | 
						|
              peg$currPos = s3; | 
						|
              s3 = peg$FAILED; | 
						|
            } | 
						|
 | 
						|
            while (s3 !== peg$FAILED) { | 
						|
              s2.push(s3); | 
						|
              s3 = peg$currPos; | 
						|
              s4 = peg$parse_(); | 
						|
 | 
						|
              if (s4 !== peg$FAILED) { | 
						|
                if (input.charCodeAt(peg$currPos) === 44) { | 
						|
                  s5 = peg$c17; | 
						|
                  peg$currPos++; | 
						|
                } else { | 
						|
                  s5 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c18); | 
						|
                  } | 
						|
                } | 
						|
 | 
						|
                if (s5 !== peg$FAILED) { | 
						|
                  s6 = peg$parse_(); | 
						|
 | 
						|
                  if (s6 !== peg$FAILED) { | 
						|
                    s7 = peg$parseselector(); | 
						|
 | 
						|
                    if (s7 !== peg$FAILED) { | 
						|
                      s4 = [s4, s5, s6, s7]; | 
						|
                      s3 = s4; | 
						|
                    } else { | 
						|
                      peg$currPos = s3; | 
						|
                      s3 = peg$FAILED; | 
						|
                    } | 
						|
                  } else { | 
						|
                    peg$currPos = s3; | 
						|
                    s3 = peg$FAILED; | 
						|
                  } | 
						|
                } else { | 
						|
                  peg$currPos = s3; | 
						|
                  s3 = peg$FAILED; | 
						|
                } | 
						|
              } else { | 
						|
                peg$currPos = s3; | 
						|
                s3 = peg$FAILED; | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s1 = peg$c19(s1, s2); | 
						|
              s0 = s1; | 
						|
            } else { | 
						|
              peg$currPos = s0; | 
						|
              s0 = peg$FAILED; | 
						|
            } | 
						|
          } else { | 
						|
            peg$currPos = s0; | 
						|
            s0 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseselector() { | 
						|
          var s0, s1, s2, s3, s4, s5; | 
						|
          var key = peg$currPos * 30 + 5, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
          s1 = peg$parsesequence(); | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = []; | 
						|
            s3 = peg$currPos; | 
						|
            s4 = peg$parsebinaryOp(); | 
						|
 | 
						|
            if (s4 !== peg$FAILED) { | 
						|
              s5 = peg$parsesequence(); | 
						|
 | 
						|
              if (s5 !== peg$FAILED) { | 
						|
                s4 = [s4, s5]; | 
						|
                s3 = s4; | 
						|
              } else { | 
						|
                peg$currPos = s3; | 
						|
                s3 = peg$FAILED; | 
						|
              } | 
						|
            } else { | 
						|
              peg$currPos = s3; | 
						|
              s3 = peg$FAILED; | 
						|
            } | 
						|
 | 
						|
            while (s3 !== peg$FAILED) { | 
						|
              s2.push(s3); | 
						|
              s3 = peg$currPos; | 
						|
              s4 = peg$parsebinaryOp(); | 
						|
 | 
						|
              if (s4 !== peg$FAILED) { | 
						|
                s5 = peg$parsesequence(); | 
						|
 | 
						|
                if (s5 !== peg$FAILED) { | 
						|
                  s4 = [s4, s5]; | 
						|
                  s3 = s4; | 
						|
                } else { | 
						|
                  peg$currPos = s3; | 
						|
                  s3 = peg$FAILED; | 
						|
                } | 
						|
              } else { | 
						|
                peg$currPos = s3; | 
						|
                s3 = peg$FAILED; | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s1 = peg$c20(s1, s2); | 
						|
              s0 = s1; | 
						|
            } else { | 
						|
              peg$currPos = s0; | 
						|
              s0 = peg$FAILED; | 
						|
            } | 
						|
          } else { | 
						|
            peg$currPos = s0; | 
						|
            s0 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsesequence() { | 
						|
          var s0, s1, s2, s3; | 
						|
          var key = peg$currPos * 30 + 6, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.charCodeAt(peg$currPos) === 33) { | 
						|
            s1 = peg$c21; | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c22); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 === peg$FAILED) { | 
						|
            s1 = null; | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = []; | 
						|
            s3 = peg$parseatom(); | 
						|
 | 
						|
            if (s3 !== peg$FAILED) { | 
						|
              while (s3 !== peg$FAILED) { | 
						|
                s2.push(s3); | 
						|
                s3 = peg$parseatom(); | 
						|
              } | 
						|
            } else { | 
						|
              s2 = peg$FAILED; | 
						|
            } | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s1 = peg$c23(s1, s2); | 
						|
              s0 = s1; | 
						|
            } else { | 
						|
              peg$currPos = s0; | 
						|
              s0 = peg$FAILED; | 
						|
            } | 
						|
          } else { | 
						|
            peg$currPos = s0; | 
						|
            s0 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseatom() { | 
						|
          var s0; | 
						|
          var key = peg$currPos * 30 + 7, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$parsewildcard(); | 
						|
 | 
						|
          if (s0 === peg$FAILED) { | 
						|
            s0 = peg$parseidentifier(); | 
						|
 | 
						|
            if (s0 === peg$FAILED) { | 
						|
              s0 = peg$parseattr(); | 
						|
 | 
						|
              if (s0 === peg$FAILED) { | 
						|
                s0 = peg$parsefield(); | 
						|
 | 
						|
                if (s0 === peg$FAILED) { | 
						|
                  s0 = peg$parsenegation(); | 
						|
 | 
						|
                  if (s0 === peg$FAILED) { | 
						|
                    s0 = peg$parsematches(); | 
						|
 | 
						|
                    if (s0 === peg$FAILED) { | 
						|
                      s0 = peg$parsehas(); | 
						|
 | 
						|
                      if (s0 === peg$FAILED) { | 
						|
                        s0 = peg$parsefirstChild(); | 
						|
 | 
						|
                        if (s0 === peg$FAILED) { | 
						|
                          s0 = peg$parselastChild(); | 
						|
 | 
						|
                          if (s0 === peg$FAILED) { | 
						|
                            s0 = peg$parsenthChild(); | 
						|
 | 
						|
                            if (s0 === peg$FAILED) { | 
						|
                              s0 = peg$parsenthLastChild(); | 
						|
 | 
						|
                              if (s0 === peg$FAILED) { | 
						|
                                s0 = peg$parseclass(); | 
						|
                              } | 
						|
                            } | 
						|
                          } | 
						|
                        } | 
						|
                      } | 
						|
                    } | 
						|
                  } | 
						|
                } | 
						|
              } | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsewildcard() { | 
						|
          var s0, s1; | 
						|
          var key = peg$currPos * 30 + 8, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.charCodeAt(peg$currPos) === 42) { | 
						|
            s1 = peg$c24; | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c25); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s1 = peg$c26(s1); | 
						|
          } | 
						|
 | 
						|
          s0 = s1; | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseidentifier() { | 
						|
          var s0, s1, s2; | 
						|
          var key = peg$currPos * 30 + 9, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.charCodeAt(peg$currPos) === 35) { | 
						|
            s1 = peg$c27; | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c28); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 === peg$FAILED) { | 
						|
            s1 = null; | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = peg$parseidentifierName(); | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s1 = peg$c29(s2); | 
						|
              s0 = s1; | 
						|
            } else { | 
						|
              peg$currPos = s0; | 
						|
              s0 = peg$FAILED; | 
						|
            } | 
						|
          } else { | 
						|
            peg$currPos = s0; | 
						|
            s0 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseattr() { | 
						|
          var s0, s1, s2, s3, s4, s5; | 
						|
          var key = peg$currPos * 30 + 10, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.charCodeAt(peg$currPos) === 91) { | 
						|
            s1 = peg$c30; | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c31); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = peg$parse_(); | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s3 = peg$parseattrValue(); | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s4 = peg$parse_(); | 
						|
 | 
						|
                if (s4 !== peg$FAILED) { | 
						|
                  if (input.charCodeAt(peg$currPos) === 93) { | 
						|
                    s5 = peg$c32; | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s5 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c33); | 
						|
                    } | 
						|
                  } | 
						|
 | 
						|
                  if (s5 !== peg$FAILED) { | 
						|
                    s1 = peg$c34(s3); | 
						|
                    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; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseattrOps() { | 
						|
          var s0, s1, s2; | 
						|
          var key = peg$currPos * 30 + 11, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (peg$c35.test(input.charAt(peg$currPos))) { | 
						|
            s1 = input.charAt(peg$currPos); | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c36); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 === peg$FAILED) { | 
						|
            s1 = null; | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            if (input.charCodeAt(peg$currPos) === 61) { | 
						|
              s2 = peg$c37; | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s2 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c38); | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s1 = peg$c39(s1); | 
						|
              s0 = s1; | 
						|
            } else { | 
						|
              peg$currPos = s0; | 
						|
              s0 = peg$FAILED; | 
						|
            } | 
						|
          } else { | 
						|
            peg$currPos = s0; | 
						|
            s0 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          if (s0 === peg$FAILED) { | 
						|
            if (peg$c40.test(input.charAt(peg$currPos))) { | 
						|
              s0 = input.charAt(peg$currPos); | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s0 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c41); | 
						|
              } | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseattrEqOps() { | 
						|
          var s0, s1, s2; | 
						|
          var key = peg$currPos * 30 + 12, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.charCodeAt(peg$currPos) === 33) { | 
						|
            s1 = peg$c21; | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c22); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 === peg$FAILED) { | 
						|
            s1 = null; | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            if (input.charCodeAt(peg$currPos) === 61) { | 
						|
              s2 = peg$c37; | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s2 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c38); | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s1 = peg$c39(s1); | 
						|
              s0 = s1; | 
						|
            } else { | 
						|
              peg$currPos = s0; | 
						|
              s0 = peg$FAILED; | 
						|
            } | 
						|
          } else { | 
						|
            peg$currPos = s0; | 
						|
            s0 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseattrName() { | 
						|
          var s0, s1, s2, s3, s4, s5; | 
						|
          var key = peg$currPos * 30 + 13, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
          s1 = peg$parseidentifierName(); | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = []; | 
						|
            s3 = peg$currPos; | 
						|
 | 
						|
            if (input.charCodeAt(peg$currPos) === 46) { | 
						|
              s4 = peg$c42; | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s4 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c43); | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s4 !== peg$FAILED) { | 
						|
              s5 = peg$parseidentifierName(); | 
						|
 | 
						|
              if (s5 !== peg$FAILED) { | 
						|
                s4 = [s4, s5]; | 
						|
                s3 = s4; | 
						|
              } else { | 
						|
                peg$currPos = s3; | 
						|
                s3 = peg$FAILED; | 
						|
              } | 
						|
            } else { | 
						|
              peg$currPos = s3; | 
						|
              s3 = peg$FAILED; | 
						|
            } | 
						|
 | 
						|
            while (s3 !== peg$FAILED) { | 
						|
              s2.push(s3); | 
						|
              s3 = peg$currPos; | 
						|
 | 
						|
              if (input.charCodeAt(peg$currPos) === 46) { | 
						|
                s4 = peg$c42; | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s4 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c43); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s4 !== peg$FAILED) { | 
						|
                s5 = peg$parseidentifierName(); | 
						|
 | 
						|
                if (s5 !== peg$FAILED) { | 
						|
                  s4 = [s4, s5]; | 
						|
                  s3 = s4; | 
						|
                } else { | 
						|
                  peg$currPos = s3; | 
						|
                  s3 = peg$FAILED; | 
						|
                } | 
						|
              } else { | 
						|
                peg$currPos = s3; | 
						|
                s3 = peg$FAILED; | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s1 = peg$c44(s1, s2); | 
						|
              s0 = s1; | 
						|
            } else { | 
						|
              peg$currPos = s0; | 
						|
              s0 = peg$FAILED; | 
						|
            } | 
						|
          } else { | 
						|
            peg$currPos = s0; | 
						|
            s0 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseattrValue() { | 
						|
          var s0, s1, s2, s3, s4, s5; | 
						|
          var key = peg$currPos * 30 + 14, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
          s1 = peg$parseattrName(); | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = peg$parse_(); | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s3 = peg$parseattrEqOps(); | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s4 = peg$parse_(); | 
						|
 | 
						|
                if (s4 !== peg$FAILED) { | 
						|
                  s5 = peg$parsetype(); | 
						|
 | 
						|
                  if (s5 === peg$FAILED) { | 
						|
                    s5 = peg$parseregex(); | 
						|
                  } | 
						|
 | 
						|
                  if (s5 !== peg$FAILED) { | 
						|
                    s1 = peg$c45(s1, s3, s5); | 
						|
                    s0 = s1; | 
						|
                  } else { | 
						|
                    peg$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$FAILED; | 
						|
          } | 
						|
 | 
						|
          if (s0 === peg$FAILED) { | 
						|
            s0 = peg$currPos; | 
						|
            s1 = peg$parseattrName(); | 
						|
 | 
						|
            if (s1 !== peg$FAILED) { | 
						|
              s2 = peg$parse_(); | 
						|
 | 
						|
              if (s2 !== peg$FAILED) { | 
						|
                s3 = peg$parseattrOps(); | 
						|
 | 
						|
                if (s3 !== peg$FAILED) { | 
						|
                  s4 = peg$parse_(); | 
						|
 | 
						|
                  if (s4 !== peg$FAILED) { | 
						|
                    s5 = peg$parsestring(); | 
						|
 | 
						|
                    if (s5 === peg$FAILED) { | 
						|
                      s5 = peg$parsenumber(); | 
						|
 | 
						|
                      if (s5 === peg$FAILED) { | 
						|
                        s5 = peg$parsepath(); | 
						|
                      } | 
						|
                    } | 
						|
 | 
						|
                    if (s5 !== peg$FAILED) { | 
						|
                      s1 = peg$c45(s1, s3, s5); | 
						|
                      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; | 
						|
            } | 
						|
 | 
						|
            if (s0 === peg$FAILED) { | 
						|
              s0 = peg$currPos; | 
						|
              s1 = peg$parseattrName(); | 
						|
 | 
						|
              if (s1 !== peg$FAILED) { | 
						|
                s1 = peg$c46(s1); | 
						|
              } | 
						|
 | 
						|
              s0 = s1; | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsestring() { | 
						|
          var s0, s1, s2, s3, s4, s5; | 
						|
          var key = peg$currPos * 30 + 15, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.charCodeAt(peg$currPos) === 34) { | 
						|
            s1 = peg$c47; | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c48); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = []; | 
						|
 | 
						|
            if (peg$c49.test(input.charAt(peg$currPos))) { | 
						|
              s3 = input.charAt(peg$currPos); | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s3 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c50); | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s3 === peg$FAILED) { | 
						|
              s3 = peg$currPos; | 
						|
 | 
						|
              if (input.charCodeAt(peg$currPos) === 92) { | 
						|
                s4 = peg$c51; | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s4 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c52); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s4 !== peg$FAILED) { | 
						|
                if (input.length > peg$currPos) { | 
						|
                  s5 = input.charAt(peg$currPos); | 
						|
                  peg$currPos++; | 
						|
                } else { | 
						|
                  s5 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c53); | 
						|
                  } | 
						|
                } | 
						|
 | 
						|
                if (s5 !== peg$FAILED) { | 
						|
                  s4 = peg$c54(s4, s5); | 
						|
                  s3 = s4; | 
						|
                } else { | 
						|
                  peg$currPos = s3; | 
						|
                  s3 = peg$FAILED; | 
						|
                } | 
						|
              } else { | 
						|
                peg$currPos = s3; | 
						|
                s3 = peg$FAILED; | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            while (s3 !== peg$FAILED) { | 
						|
              s2.push(s3); | 
						|
 | 
						|
              if (peg$c49.test(input.charAt(peg$currPos))) { | 
						|
                s3 = input.charAt(peg$currPos); | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s3 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c50); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s3 === peg$FAILED) { | 
						|
                s3 = peg$currPos; | 
						|
 | 
						|
                if (input.charCodeAt(peg$currPos) === 92) { | 
						|
                  s4 = peg$c51; | 
						|
                  peg$currPos++; | 
						|
                } else { | 
						|
                  s4 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c52); | 
						|
                  } | 
						|
                } | 
						|
 | 
						|
                if (s4 !== peg$FAILED) { | 
						|
                  if (input.length > peg$currPos) { | 
						|
                    s5 = input.charAt(peg$currPos); | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s5 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c53); | 
						|
                    } | 
						|
                  } | 
						|
 | 
						|
                  if (s5 !== peg$FAILED) { | 
						|
                    s4 = peg$c54(s4, s5); | 
						|
                    s3 = s4; | 
						|
                  } else { | 
						|
                    peg$currPos = s3; | 
						|
                    s3 = peg$FAILED; | 
						|
                  } | 
						|
                } else { | 
						|
                  peg$currPos = s3; | 
						|
                  s3 = peg$FAILED; | 
						|
                } | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              if (input.charCodeAt(peg$currPos) === 34) { | 
						|
                s3 = peg$c47; | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s3 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c48); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s1 = peg$c55(s2); | 
						|
                s0 = s1; | 
						|
              } else { | 
						|
                peg$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$c56; | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s1 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c57); | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s1 !== peg$FAILED) { | 
						|
              s2 = []; | 
						|
 | 
						|
              if (peg$c58.test(input.charAt(peg$currPos))) { | 
						|
                s3 = input.charAt(peg$currPos); | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s3 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c59); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s3 === peg$FAILED) { | 
						|
                s3 = peg$currPos; | 
						|
 | 
						|
                if (input.charCodeAt(peg$currPos) === 92) { | 
						|
                  s4 = peg$c51; | 
						|
                  peg$currPos++; | 
						|
                } else { | 
						|
                  s4 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c52); | 
						|
                  } | 
						|
                } | 
						|
 | 
						|
                if (s4 !== peg$FAILED) { | 
						|
                  if (input.length > peg$currPos) { | 
						|
                    s5 = input.charAt(peg$currPos); | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s5 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c53); | 
						|
                    } | 
						|
                  } | 
						|
 | 
						|
                  if (s5 !== peg$FAILED) { | 
						|
                    s4 = peg$c54(s4, s5); | 
						|
                    s3 = s4; | 
						|
                  } else { | 
						|
                    peg$currPos = s3; | 
						|
                    s3 = peg$FAILED; | 
						|
                  } | 
						|
                } else { | 
						|
                  peg$currPos = s3; | 
						|
                  s3 = peg$FAILED; | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              while (s3 !== peg$FAILED) { | 
						|
                s2.push(s3); | 
						|
 | 
						|
                if (peg$c58.test(input.charAt(peg$currPos))) { | 
						|
                  s3 = input.charAt(peg$currPos); | 
						|
                  peg$currPos++; | 
						|
                } else { | 
						|
                  s3 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c59); | 
						|
                  } | 
						|
                } | 
						|
 | 
						|
                if (s3 === peg$FAILED) { | 
						|
                  s3 = peg$currPos; | 
						|
 | 
						|
                  if (input.charCodeAt(peg$currPos) === 92) { | 
						|
                    s4 = peg$c51; | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s4 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c52); | 
						|
                    } | 
						|
                  } | 
						|
 | 
						|
                  if (s4 !== peg$FAILED) { | 
						|
                    if (input.length > peg$currPos) { | 
						|
                      s5 = input.charAt(peg$currPos); | 
						|
                      peg$currPos++; | 
						|
                    } else { | 
						|
                      s5 = peg$FAILED; | 
						|
 | 
						|
                      { | 
						|
                        peg$fail(peg$c53); | 
						|
                      } | 
						|
                    } | 
						|
 | 
						|
                    if (s5 !== peg$FAILED) { | 
						|
                      s4 = peg$c54(s4, s5); | 
						|
                      s3 = s4; | 
						|
                    } else { | 
						|
                      peg$currPos = s3; | 
						|
                      s3 = peg$FAILED; | 
						|
                    } | 
						|
                  } else { | 
						|
                    peg$currPos = s3; | 
						|
                    s3 = peg$FAILED; | 
						|
                  } | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s2 !== peg$FAILED) { | 
						|
                if (input.charCodeAt(peg$currPos) === 39) { | 
						|
                  s3 = peg$c56; | 
						|
                  peg$currPos++; | 
						|
                } else { | 
						|
                  s3 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c57); | 
						|
                  } | 
						|
                } | 
						|
 | 
						|
                if (s3 !== peg$FAILED) { | 
						|
                  s1 = peg$c55(s2); | 
						|
                  s0 = s1; | 
						|
                } else { | 
						|
                  peg$currPos = s0; | 
						|
                  s0 = peg$FAILED; | 
						|
                } | 
						|
              } else { | 
						|
                peg$currPos = s0; | 
						|
                s0 = peg$FAILED; | 
						|
              } | 
						|
            } else { | 
						|
              peg$currPos = s0; | 
						|
              s0 = peg$FAILED; | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsenumber() { | 
						|
          var s0, s1, s2, s3; | 
						|
          var key = peg$currPos * 30 + 16, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
          s1 = peg$currPos; | 
						|
          s2 = []; | 
						|
 | 
						|
          if (peg$c60.test(input.charAt(peg$currPos))) { | 
						|
            s3 = input.charAt(peg$currPos); | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s3 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c61); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          while (s3 !== peg$FAILED) { | 
						|
            s2.push(s3); | 
						|
 | 
						|
            if (peg$c60.test(input.charAt(peg$currPos))) { | 
						|
              s3 = input.charAt(peg$currPos); | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s3 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c61); | 
						|
              } | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s2 !== peg$FAILED) { | 
						|
            if (input.charCodeAt(peg$currPos) === 46) { | 
						|
              s3 = peg$c42; | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s3 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c43); | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s3 !== peg$FAILED) { | 
						|
              s2 = [s2, s3]; | 
						|
              s1 = s2; | 
						|
            } else { | 
						|
              peg$currPos = s1; | 
						|
              s1 = peg$FAILED; | 
						|
            } | 
						|
          } else { | 
						|
            peg$currPos = s1; | 
						|
            s1 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          if (s1 === peg$FAILED) { | 
						|
            s1 = null; | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = []; | 
						|
 | 
						|
            if (peg$c60.test(input.charAt(peg$currPos))) { | 
						|
              s3 = input.charAt(peg$currPos); | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s3 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c61); | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s3 !== peg$FAILED) { | 
						|
              while (s3 !== peg$FAILED) { | 
						|
                s2.push(s3); | 
						|
 | 
						|
                if (peg$c60.test(input.charAt(peg$currPos))) { | 
						|
                  s3 = input.charAt(peg$currPos); | 
						|
                  peg$currPos++; | 
						|
                } else { | 
						|
                  s3 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c61); | 
						|
                  } | 
						|
                } | 
						|
              } | 
						|
            } else { | 
						|
              s2 = peg$FAILED; | 
						|
            } | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s1 = peg$c62(s1, s2); | 
						|
              s0 = s1; | 
						|
            } else { | 
						|
              peg$currPos = s0; | 
						|
              s0 = peg$FAILED; | 
						|
            } | 
						|
          } else { | 
						|
            peg$currPos = s0; | 
						|
            s0 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsepath() { | 
						|
          var s0, s1; | 
						|
          var key = peg$currPos * 30 + 17, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
          s1 = peg$parseidentifierName(); | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s1 = peg$c63(s1); | 
						|
          } | 
						|
 | 
						|
          s0 = s1; | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsetype() { | 
						|
          var s0, s1, s2, s3, s4, s5; | 
						|
          var key = peg$currPos * 30 + 18, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.substr(peg$currPos, 5) === peg$c64) { | 
						|
            s1 = peg$c64; | 
						|
            peg$currPos += 5; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c65); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = peg$parse_(); | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s3 = []; | 
						|
 | 
						|
              if (peg$c66.test(input.charAt(peg$currPos))) { | 
						|
                s4 = input.charAt(peg$currPos); | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s4 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c67); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s4 !== peg$FAILED) { | 
						|
                while (s4 !== peg$FAILED) { | 
						|
                  s3.push(s4); | 
						|
 | 
						|
                  if (peg$c66.test(input.charAt(peg$currPos))) { | 
						|
                    s4 = input.charAt(peg$currPos); | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s4 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c67); | 
						|
                    } | 
						|
                  } | 
						|
                } | 
						|
              } else { | 
						|
                s3 = peg$FAILED; | 
						|
              } | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s4 = peg$parse_(); | 
						|
 | 
						|
                if (s4 !== peg$FAILED) { | 
						|
                  if (input.charCodeAt(peg$currPos) === 41) { | 
						|
                    s5 = peg$c68; | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s5 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c69); | 
						|
                    } | 
						|
                  } | 
						|
 | 
						|
                  if (s5 !== peg$FAILED) { | 
						|
                    s1 = peg$c70(s3); | 
						|
                    s0 = s1; | 
						|
                  } else { | 
						|
                    peg$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$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseflags() { | 
						|
          var s0, s1; | 
						|
          var key = peg$currPos * 30 + 19, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = []; | 
						|
 | 
						|
          if (peg$c71.test(input.charAt(peg$currPos))) { | 
						|
            s1 = input.charAt(peg$currPos); | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c72); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            while (s1 !== peg$FAILED) { | 
						|
              s0.push(s1); | 
						|
 | 
						|
              if (peg$c71.test(input.charAt(peg$currPos))) { | 
						|
                s1 = input.charAt(peg$currPos); | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s1 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c72); | 
						|
                } | 
						|
              } | 
						|
            } | 
						|
          } else { | 
						|
            s0 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseregex() { | 
						|
          var s0, s1, s2, s3, s4; | 
						|
          var key = peg$currPos * 30 + 20, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.charCodeAt(peg$currPos) === 47) { | 
						|
            s1 = peg$c73; | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c74); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = []; | 
						|
 | 
						|
            if (peg$c75.test(input.charAt(peg$currPos))) { | 
						|
              s3 = input.charAt(peg$currPos); | 
						|
              peg$currPos++; | 
						|
            } else { | 
						|
              s3 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c76); | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s3 !== peg$FAILED) { | 
						|
              while (s3 !== peg$FAILED) { | 
						|
                s2.push(s3); | 
						|
 | 
						|
                if (peg$c75.test(input.charAt(peg$currPos))) { | 
						|
                  s3 = input.charAt(peg$currPos); | 
						|
                  peg$currPos++; | 
						|
                } else { | 
						|
                  s3 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c76); | 
						|
                  } | 
						|
                } | 
						|
              } | 
						|
            } else { | 
						|
              s2 = peg$FAILED; | 
						|
            } | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              if (input.charCodeAt(peg$currPos) === 47) { | 
						|
                s3 = peg$c73; | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s3 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c74); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s4 = peg$parseflags(); | 
						|
 | 
						|
                if (s4 === peg$FAILED) { | 
						|
                  s4 = null; | 
						|
                } | 
						|
 | 
						|
                if (s4 !== peg$FAILED) { | 
						|
                  s1 = peg$c77(s2, s4); | 
						|
                  s0 = s1; | 
						|
                } else { | 
						|
                  peg$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$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsefield() { | 
						|
          var s0, s1, s2, s3, s4, s5, s6; | 
						|
          var key = peg$currPos * 30 + 21, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.charCodeAt(peg$currPos) === 46) { | 
						|
            s1 = peg$c42; | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c43); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = peg$parseidentifierName(); | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s3 = []; | 
						|
              s4 = peg$currPos; | 
						|
 | 
						|
              if (input.charCodeAt(peg$currPos) === 46) { | 
						|
                s5 = peg$c42; | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s5 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c43); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s5 !== peg$FAILED) { | 
						|
                s6 = peg$parseidentifierName(); | 
						|
 | 
						|
                if (s6 !== peg$FAILED) { | 
						|
                  s5 = [s5, s6]; | 
						|
                  s4 = s5; | 
						|
                } else { | 
						|
                  peg$currPos = s4; | 
						|
                  s4 = peg$FAILED; | 
						|
                } | 
						|
              } else { | 
						|
                peg$currPos = s4; | 
						|
                s4 = peg$FAILED; | 
						|
              } | 
						|
 | 
						|
              while (s4 !== peg$FAILED) { | 
						|
                s3.push(s4); | 
						|
                s4 = peg$currPos; | 
						|
 | 
						|
                if (input.charCodeAt(peg$currPos) === 46) { | 
						|
                  s5 = peg$c42; | 
						|
                  peg$currPos++; | 
						|
                } else { | 
						|
                  s5 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c43); | 
						|
                  } | 
						|
                } | 
						|
 | 
						|
                if (s5 !== peg$FAILED) { | 
						|
                  s6 = peg$parseidentifierName(); | 
						|
 | 
						|
                  if (s6 !== peg$FAILED) { | 
						|
                    s5 = [s5, s6]; | 
						|
                    s4 = s5; | 
						|
                  } else { | 
						|
                    peg$currPos = s4; | 
						|
                    s4 = peg$FAILED; | 
						|
                  } | 
						|
                } else { | 
						|
                  peg$currPos = s4; | 
						|
                  s4 = peg$FAILED; | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s1 = peg$c78(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$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsenegation() { | 
						|
          var s0, s1, s2, s3, s4, s5; | 
						|
          var key = peg$currPos * 30 + 22, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.substr(peg$currPos, 5) === peg$c79) { | 
						|
            s1 = peg$c79; | 
						|
            peg$currPos += 5; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c80); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = peg$parse_(); | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s3 = peg$parseselectors(); | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s4 = peg$parse_(); | 
						|
 | 
						|
                if (s4 !== peg$FAILED) { | 
						|
                  if (input.charCodeAt(peg$currPos) === 41) { | 
						|
                    s5 = peg$c68; | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s5 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c69); | 
						|
                    } | 
						|
                  } | 
						|
 | 
						|
                  if (s5 !== peg$FAILED) { | 
						|
                    s1 = peg$c81(s3); | 
						|
                    s0 = s1; | 
						|
                  } else { | 
						|
                    peg$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$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsematches() { | 
						|
          var s0, s1, s2, s3, s4, s5; | 
						|
          var key = peg$currPos * 30 + 23, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.substr(peg$currPos, 9) === peg$c82) { | 
						|
            s1 = peg$c82; | 
						|
            peg$currPos += 9; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c83); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = peg$parse_(); | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s3 = peg$parseselectors(); | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s4 = peg$parse_(); | 
						|
 | 
						|
                if (s4 !== peg$FAILED) { | 
						|
                  if (input.charCodeAt(peg$currPos) === 41) { | 
						|
                    s5 = peg$c68; | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s5 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c69); | 
						|
                    } | 
						|
                  } | 
						|
 | 
						|
                  if (s5 !== peg$FAILED) { | 
						|
                    s1 = peg$c84(s3); | 
						|
                    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; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsehas() { | 
						|
          var s0, s1, s2, s3, s4, s5; | 
						|
          var key = peg$currPos * 30 + 24, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.substr(peg$currPos, 5) === peg$c85) { | 
						|
            s1 = peg$c85; | 
						|
            peg$currPos += 5; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c86); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = peg$parse_(); | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s3 = peg$parseselectors(); | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s4 = peg$parse_(); | 
						|
 | 
						|
                if (s4 !== peg$FAILED) { | 
						|
                  if (input.charCodeAt(peg$currPos) === 41) { | 
						|
                    s5 = peg$c68; | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s5 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c69); | 
						|
                    } | 
						|
                  } | 
						|
 | 
						|
                  if (s5 !== peg$FAILED) { | 
						|
                    s1 = peg$c87(s3); | 
						|
                    s0 = s1; | 
						|
                  } else { | 
						|
                    peg$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$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsefirstChild() { | 
						|
          var s0, s1; | 
						|
          var key = peg$currPos * 30 + 25, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.substr(peg$currPos, 12) === peg$c88) { | 
						|
            s1 = peg$c88; | 
						|
            peg$currPos += 12; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c89); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s1 = peg$c90(); | 
						|
          } | 
						|
 | 
						|
          s0 = s1; | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parselastChild() { | 
						|
          var s0, s1; | 
						|
          var key = peg$currPos * 30 + 26, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.substr(peg$currPos, 11) === peg$c91) { | 
						|
            s1 = peg$c91; | 
						|
            peg$currPos += 11; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c92); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s1 = peg$c93(); | 
						|
          } | 
						|
 | 
						|
          s0 = s1; | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsenthChild() { | 
						|
          var s0, s1, s2, s3, s4, s5; | 
						|
          var key = peg$currPos * 30 + 27, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.substr(peg$currPos, 11) === peg$c94) { | 
						|
            s1 = peg$c94; | 
						|
            peg$currPos += 11; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c95); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = peg$parse_(); | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s3 = []; | 
						|
 | 
						|
              if (peg$c60.test(input.charAt(peg$currPos))) { | 
						|
                s4 = input.charAt(peg$currPos); | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s4 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c61); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s4 !== peg$FAILED) { | 
						|
                while (s4 !== peg$FAILED) { | 
						|
                  s3.push(s4); | 
						|
 | 
						|
                  if (peg$c60.test(input.charAt(peg$currPos))) { | 
						|
                    s4 = input.charAt(peg$currPos); | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s4 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c61); | 
						|
                    } | 
						|
                  } | 
						|
                } | 
						|
              } else { | 
						|
                s3 = peg$FAILED; | 
						|
              } | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s4 = peg$parse_(); | 
						|
 | 
						|
                if (s4 !== peg$FAILED) { | 
						|
                  if (input.charCodeAt(peg$currPos) === 41) { | 
						|
                    s5 = peg$c68; | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s5 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c69); | 
						|
                    } | 
						|
                  } | 
						|
 | 
						|
                  if (s5 !== peg$FAILED) { | 
						|
                    s1 = peg$c96(s3); | 
						|
                    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; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parsenthLastChild() { | 
						|
          var s0, s1, s2, s3, s4, s5; | 
						|
          var key = peg$currPos * 30 + 28, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.substr(peg$currPos, 16) === peg$c97) { | 
						|
            s1 = peg$c97; | 
						|
            peg$currPos += 16; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c98); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            s2 = peg$parse_(); | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s3 = []; | 
						|
 | 
						|
              if (peg$c60.test(input.charAt(peg$currPos))) { | 
						|
                s4 = input.charAt(peg$currPos); | 
						|
                peg$currPos++; | 
						|
              } else { | 
						|
                s4 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c61); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s4 !== peg$FAILED) { | 
						|
                while (s4 !== peg$FAILED) { | 
						|
                  s3.push(s4); | 
						|
 | 
						|
                  if (peg$c60.test(input.charAt(peg$currPos))) { | 
						|
                    s4 = input.charAt(peg$currPos); | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s4 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c61); | 
						|
                    } | 
						|
                  } | 
						|
                } | 
						|
              } else { | 
						|
                s3 = peg$FAILED; | 
						|
              } | 
						|
 | 
						|
              if (s3 !== peg$FAILED) { | 
						|
                s4 = peg$parse_(); | 
						|
 | 
						|
                if (s4 !== peg$FAILED) { | 
						|
                  if (input.charCodeAt(peg$currPos) === 41) { | 
						|
                    s5 = peg$c68; | 
						|
                    peg$currPos++; | 
						|
                  } else { | 
						|
                    s5 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c69); | 
						|
                    } | 
						|
                  } | 
						|
 | 
						|
                  if (s5 !== peg$FAILED) { | 
						|
                    s1 = peg$c99(s3); | 
						|
                    s0 = s1; | 
						|
                  } else { | 
						|
                    peg$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$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function peg$parseclass() { | 
						|
          var s0, s1, s2; | 
						|
          var key = peg$currPos * 30 + 29, | 
						|
              cached = peg$resultsCache[key]; | 
						|
 | 
						|
          if (cached) { | 
						|
            peg$currPos = cached.nextPos; | 
						|
            return cached.result; | 
						|
          } | 
						|
 | 
						|
          s0 = peg$currPos; | 
						|
 | 
						|
          if (input.charCodeAt(peg$currPos) === 58) { | 
						|
            s1 = peg$c100; | 
						|
            peg$currPos++; | 
						|
          } else { | 
						|
            s1 = peg$FAILED; | 
						|
 | 
						|
            { | 
						|
              peg$fail(peg$c101); | 
						|
            } | 
						|
          } | 
						|
 | 
						|
          if (s1 !== peg$FAILED) { | 
						|
            if (input.substr(peg$currPos, 9).toLowerCase() === peg$c102) { | 
						|
              s2 = input.substr(peg$currPos, 9); | 
						|
              peg$currPos += 9; | 
						|
            } else { | 
						|
              s2 = peg$FAILED; | 
						|
 | 
						|
              { | 
						|
                peg$fail(peg$c103); | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s2 === peg$FAILED) { | 
						|
              if (input.substr(peg$currPos, 10).toLowerCase() === peg$c104) { | 
						|
                s2 = input.substr(peg$currPos, 10); | 
						|
                peg$currPos += 10; | 
						|
              } else { | 
						|
                s2 = peg$FAILED; | 
						|
 | 
						|
                { | 
						|
                  peg$fail(peg$c105); | 
						|
                } | 
						|
              } | 
						|
 | 
						|
              if (s2 === peg$FAILED) { | 
						|
                if (input.substr(peg$currPos, 11).toLowerCase() === peg$c106) { | 
						|
                  s2 = input.substr(peg$currPos, 11); | 
						|
                  peg$currPos += 11; | 
						|
                } else { | 
						|
                  s2 = peg$FAILED; | 
						|
 | 
						|
                  { | 
						|
                    peg$fail(peg$c107); | 
						|
                  } | 
						|
                } | 
						|
 | 
						|
                if (s2 === peg$FAILED) { | 
						|
                  if (input.substr(peg$currPos, 8).toLowerCase() === peg$c108) { | 
						|
                    s2 = input.substr(peg$currPos, 8); | 
						|
                    peg$currPos += 8; | 
						|
                  } else { | 
						|
                    s2 = peg$FAILED; | 
						|
 | 
						|
                    { | 
						|
                      peg$fail(peg$c109); | 
						|
                    } | 
						|
                  } | 
						|
 | 
						|
                  if (s2 === peg$FAILED) { | 
						|
                    if (input.substr(peg$currPos, 7).toLowerCase() === peg$c110) { | 
						|
                      s2 = input.substr(peg$currPos, 7); | 
						|
                      peg$currPos += 7; | 
						|
                    } else { | 
						|
                      s2 = peg$FAILED; | 
						|
 | 
						|
                      { | 
						|
                        peg$fail(peg$c111); | 
						|
                      } | 
						|
                    } | 
						|
                  } | 
						|
                } | 
						|
              } | 
						|
            } | 
						|
 | 
						|
            if (s2 !== peg$FAILED) { | 
						|
              s1 = peg$c112(s2); | 
						|
              s0 = s1; | 
						|
            } else { | 
						|
              peg$currPos = s0; | 
						|
              s0 = peg$FAILED; | 
						|
            } | 
						|
          } else { | 
						|
            peg$currPos = s0; | 
						|
            s0 = peg$FAILED; | 
						|
          } | 
						|
 | 
						|
          peg$resultsCache[key] = { | 
						|
            nextPos: peg$currPos, | 
						|
            result: s0 | 
						|
          }; | 
						|
          return s0; | 
						|
        } | 
						|
 | 
						|
        function nth(n) { | 
						|
          return { | 
						|
            type: 'nth-child', | 
						|
            index: { | 
						|
              type: 'literal', | 
						|
              value: n | 
						|
            } | 
						|
          }; | 
						|
        } | 
						|
 | 
						|
        function nthLast(n) { | 
						|
          return { | 
						|
            type: 'nth-last-child', | 
						|
            index: { | 
						|
              type: 'literal', | 
						|
              value: n | 
						|
            } | 
						|
          }; | 
						|
        } | 
						|
 | 
						|
        function strUnescape(s) { | 
						|
          return s.replace(/\\(.)/g, function (match, ch) { | 
						|
            switch (ch) { | 
						|
              case 'b': | 
						|
                return '\b'; | 
						|
 | 
						|
              case 'f': | 
						|
                return '\f'; | 
						|
 | 
						|
              case 'n': | 
						|
                return '\n'; | 
						|
 | 
						|
              case 'r': | 
						|
                return '\r'; | 
						|
 | 
						|
              case 't': | 
						|
                return '\t'; | 
						|
 | 
						|
              case 'v': | 
						|
                return '\v'; | 
						|
 | 
						|
              default: | 
						|
                return ch; | 
						|
            } | 
						|
          }); | 
						|
        } | 
						|
 | 
						|
        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 | 
						|
      }; | 
						|
    }); | 
						|
  }); | 
						|
 | 
						|
  function _objectEntries(obj) { | 
						|
    var entries = []; | 
						|
    var keys = Object.keys(obj); | 
						|
 | 
						|
    for (var k = 0; k < keys.length; k++) entries.push([keys[k], obj[keys[k]]]); | 
						|
 | 
						|
    return entries; | 
						|
  } | 
						|
  /** | 
						|
  * @typedef {"LEFT_SIDE"|"RIGHT_SIDE"} Side | 
						|
  */ | 
						|
 | 
						|
  var LEFT_SIDE = 'LEFT_SIDE'; | 
						|
  var RIGHT_SIDE = 'RIGHT_SIDE'; | 
						|
  /** | 
						|
   * @external AST | 
						|
   * @see https://esprima.readthedocs.io/en/latest/syntax-tree-format.html | 
						|
   */ | 
						|
 | 
						|
  /** | 
						|
   * One of the rules of `grammar.pegjs` | 
						|
   * @typedef {PlainObject} SelectorAST | 
						|
   * @see grammar.pegjs | 
						|
  */ | 
						|
 | 
						|
  /** | 
						|
   * The `sequence` production of `grammar.pegjs` | 
						|
   * @typedef {PlainObject} SelectorSequenceAST | 
						|
  */ | 
						|
 | 
						|
  /** | 
						|
   * Get the value of a property which may be multiple levels down | 
						|
   * in the object. | 
						|
   * @param {?PlainObject} obj | 
						|
   * @param {string} key | 
						|
   * @returns {undefined|boolean|string|number|external:AST} | 
						|
   */ | 
						|
 | 
						|
  function getPath(obj, key) { | 
						|
    var keys = key.split('.'); | 
						|
 | 
						|
    var _iterator = _createForOfIteratorHelper(keys), | 
						|
        _step; | 
						|
 | 
						|
    try { | 
						|
      for (_iterator.s(); !(_step = _iterator.n()).done;) { | 
						|
        var _key = _step.value; | 
						|
 | 
						|
        if (obj == null) { | 
						|
          return obj; | 
						|
        } | 
						|
 | 
						|
        obj = obj[_key]; | 
						|
      } | 
						|
    } catch (err) { | 
						|
      _iterator.e(err); | 
						|
    } finally { | 
						|
      _iterator.f(); | 
						|
    } | 
						|
 | 
						|
    return obj; | 
						|
  } | 
						|
  /** | 
						|
   * Determine whether `node` can be reached by following `path`, | 
						|
   * starting at `ancestor`. | 
						|
   * @param {?external:AST} node | 
						|
   * @param {?external:AST} ancestor | 
						|
   * @param {string[]} path | 
						|
   * @returns {boolean} | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function inPath(node, ancestor, path) { | 
						|
    if (path.length === 0) { | 
						|
      return node === ancestor; | 
						|
    } | 
						|
 | 
						|
    if (ancestor == null) { | 
						|
      return false; | 
						|
    } | 
						|
 | 
						|
    var field = ancestor[path[0]]; | 
						|
    var remainingPath = path.slice(1); | 
						|
 | 
						|
    if (Array.isArray(field)) { | 
						|
      var _iterator2 = _createForOfIteratorHelper(field), | 
						|
          _step2; | 
						|
 | 
						|
      try { | 
						|
        for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) { | 
						|
          var component = _step2.value; | 
						|
 | 
						|
          if (inPath(node, component, remainingPath)) { | 
						|
            return true; | 
						|
          } | 
						|
        } | 
						|
      } catch (err) { | 
						|
        _iterator2.e(err); | 
						|
      } finally { | 
						|
        _iterator2.f(); | 
						|
      } | 
						|
 | 
						|
      return false; | 
						|
    } else { | 
						|
      return inPath(node, field, remainingPath); | 
						|
    } | 
						|
  } | 
						|
  /** | 
						|
   * @callback TraverseOptionFallback | 
						|
   * @param {external:AST} node The given node. | 
						|
   * @returns {string[]} An array of visitor keys for the given node. | 
						|
   */ | 
						|
 | 
						|
  /** | 
						|
   * @typedef {object} ESQueryOptions | 
						|
   * @property { { [nodeType: string]: string[] } } [visitorKeys] By passing `visitorKeys` mapping, we can extend the properties of the nodes that traverse the node. | 
						|
   * @property {TraverseOptionFallback} [fallback] By passing `fallback` option, we can control the properties of traversing nodes when encountering unknown nodes. | 
						|
   */ | 
						|
 | 
						|
  /** | 
						|
   * Given a `node` and its ancestors, determine if `node` is matched | 
						|
   * by `selector`. | 
						|
   * @param {?external:AST} node | 
						|
   * @param {?SelectorAST} selector | 
						|
   * @param {external:AST[]} [ancestry=[]] | 
						|
   * @param {ESQueryOptions} [options] | 
						|
   * @throws {Error} Unknowns (operator, class name, selector type, or | 
						|
   * selector value type) | 
						|
   * @returns {boolean} | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function matches(node, selector, ancestry, options) { | 
						|
    if (!selector) { | 
						|
      return true; | 
						|
    } | 
						|
 | 
						|
    if (!node) { | 
						|
      return false; | 
						|
    } | 
						|
 | 
						|
    if (!ancestry) { | 
						|
      ancestry = []; | 
						|
    } | 
						|
 | 
						|
    switch (selector.type) { | 
						|
      case 'wildcard': | 
						|
        return true; | 
						|
 | 
						|
      case 'identifier': | 
						|
        return selector.value.toLowerCase() === node.type.toLowerCase(); | 
						|
 | 
						|
      case 'field': | 
						|
        { | 
						|
          var path = selector.name.split('.'); | 
						|
          var ancestor = ancestry[path.length - 1]; | 
						|
          return inPath(node, ancestor, path); | 
						|
        } | 
						|
 | 
						|
      case 'matches': | 
						|
        var _iterator3 = _createForOfIteratorHelper(selector.selectors), | 
						|
            _step3; | 
						|
 | 
						|
        try { | 
						|
          for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) { | 
						|
            var sel = _step3.value; | 
						|
 | 
						|
            if (matches(node, sel, ancestry, options)) { | 
						|
              return true; | 
						|
            } | 
						|
          } | 
						|
        } catch (err) { | 
						|
          _iterator3.e(err); | 
						|
        } finally { | 
						|
          _iterator3.f(); | 
						|
        } | 
						|
 | 
						|
        return false; | 
						|
 | 
						|
      case 'compound': | 
						|
        var _iterator4 = _createForOfIteratorHelper(selector.selectors), | 
						|
            _step4; | 
						|
 | 
						|
        try { | 
						|
          for (_iterator4.s(); !(_step4 = _iterator4.n()).done;) { | 
						|
            var _sel = _step4.value; | 
						|
 | 
						|
            if (!matches(node, _sel, ancestry, options)) { | 
						|
              return false; | 
						|
            } | 
						|
          } | 
						|
        } catch (err) { | 
						|
          _iterator4.e(err); | 
						|
        } finally { | 
						|
          _iterator4.f(); | 
						|
        } | 
						|
 | 
						|
        return true; | 
						|
 | 
						|
      case 'not': | 
						|
        var _iterator5 = _createForOfIteratorHelper(selector.selectors), | 
						|
            _step5; | 
						|
 | 
						|
        try { | 
						|
          for (_iterator5.s(); !(_step5 = _iterator5.n()).done;) { | 
						|
            var _sel2 = _step5.value; | 
						|
 | 
						|
            if (matches(node, _sel2, ancestry, options)) { | 
						|
              return false; | 
						|
            } | 
						|
          } | 
						|
        } catch (err) { | 
						|
          _iterator5.e(err); | 
						|
        } finally { | 
						|
          _iterator5.f(); | 
						|
        } | 
						|
 | 
						|
        return true; | 
						|
 | 
						|
      case 'has': | 
						|
        { | 
						|
          var _ret = function () { | 
						|
            var collector = []; | 
						|
 | 
						|
            var _iterator6 = _createForOfIteratorHelper(selector.selectors), | 
						|
                _step6; | 
						|
 | 
						|
            try { | 
						|
              var _loop = function _loop() { | 
						|
                var sel = _step6.value; | 
						|
                var a = []; | 
						|
                estraverse.traverse(node, { | 
						|
                  enter: function enter(node, parent) { | 
						|
                    if (parent != null) { | 
						|
                      a.unshift(parent); | 
						|
                    } | 
						|
 | 
						|
                    if (matches(node, sel, a, options)) { | 
						|
                      collector.push(node); | 
						|
                    } | 
						|
                  }, | 
						|
                  leave: function leave() { | 
						|
                    a.shift(); | 
						|
                  }, | 
						|
                  keys: options && options.visitorKeys, | 
						|
                  fallback: options && options.fallback || 'iteration' | 
						|
                }); | 
						|
              }; | 
						|
 | 
						|
              for (_iterator6.s(); !(_step6 = _iterator6.n()).done;) { | 
						|
                _loop(); | 
						|
              } | 
						|
            } catch (err) { | 
						|
              _iterator6.e(err); | 
						|
            } finally { | 
						|
              _iterator6.f(); | 
						|
            } | 
						|
 | 
						|
            return { | 
						|
              v: collector.length !== 0 | 
						|
            }; | 
						|
          }(); | 
						|
 | 
						|
          if (_typeof(_ret) === "object") return _ret.v; | 
						|
        } | 
						|
 | 
						|
      case 'child': | 
						|
        if (matches(node, selector.right, ancestry, options)) { | 
						|
          return matches(ancestry[0], selector.left, ancestry.slice(1), options); | 
						|
        } | 
						|
 | 
						|
        return false; | 
						|
 | 
						|
      case 'descendant': | 
						|
        if (matches(node, selector.right, ancestry, options)) { | 
						|
          for (var i = 0, l = ancestry.length; i < l; ++i) { | 
						|
            if (matches(ancestry[i], selector.left, ancestry.slice(i + 1), options)) { | 
						|
              return true; | 
						|
            } | 
						|
          } | 
						|
        } | 
						|
 | 
						|
        return false; | 
						|
 | 
						|
      case 'attribute': | 
						|
        { | 
						|
          var p = getPath(node, selector.name); | 
						|
 | 
						|
          switch (selector.operator) { | 
						|
            case void 0: | 
						|
              return p != null; | 
						|
 | 
						|
            case '=': | 
						|
              switch (selector.value.type) { | 
						|
                case 'regexp': | 
						|
                  return typeof p === 'string' && selector.value.value.test(p); | 
						|
 | 
						|
                case 'literal': | 
						|
                  return "".concat(selector.value.value) === "".concat(p); | 
						|
 | 
						|
                case 'type': | 
						|
                  return selector.value.value === _typeof(p); | 
						|
              } | 
						|
 | 
						|
              throw new Error("Unknown selector value type: ".concat(selector.value.type)); | 
						|
 | 
						|
            case '!=': | 
						|
              switch (selector.value.type) { | 
						|
                case 'regexp': | 
						|
                  return !selector.value.value.test(p); | 
						|
 | 
						|
                case 'literal': | 
						|
                  return "".concat(selector.value.value) !== "".concat(p); | 
						|
 | 
						|
                case 'type': | 
						|
                  return selector.value.value !== _typeof(p); | 
						|
              } | 
						|
 | 
						|
              throw new Error("Unknown selector value type: ".concat(selector.value.type)); | 
						|
 | 
						|
            case '<=': | 
						|
              return p <= selector.value.value; | 
						|
 | 
						|
            case '<': | 
						|
              return p < selector.value.value; | 
						|
 | 
						|
            case '>': | 
						|
              return p > selector.value.value; | 
						|
 | 
						|
            case '>=': | 
						|
              return p >= selector.value.value; | 
						|
          } | 
						|
 | 
						|
          throw new Error("Unknown operator: ".concat(selector.operator)); | 
						|
        } | 
						|
 | 
						|
      case 'sibling': | 
						|
        return matches(node, selector.right, ancestry, options) && sibling(node, selector.left, ancestry, LEFT_SIDE, options) || selector.left.subject && matches(node, selector.left, ancestry, options) && sibling(node, selector.right, ancestry, RIGHT_SIDE, options); | 
						|
 | 
						|
      case 'adjacent': | 
						|
        return matches(node, selector.right, ancestry, options) && adjacent(node, selector.left, ancestry, LEFT_SIDE, options) || selector.right.subject && matches(node, selector.left, ancestry, options) && adjacent(node, selector.right, ancestry, RIGHT_SIDE, options); | 
						|
 | 
						|
      case 'nth-child': | 
						|
        return matches(node, selector.right, ancestry, options) && nthChild(node, ancestry, function () { | 
						|
          return selector.index.value - 1; | 
						|
        }, options); | 
						|
 | 
						|
      case 'nth-last-child': | 
						|
        return matches(node, selector.right, ancestry, options) && nthChild(node, ancestry, function (length) { | 
						|
          return length - selector.index.value; | 
						|
        }, options); | 
						|
 | 
						|
      case 'class': | 
						|
        switch (selector.name.toLowerCase()) { | 
						|
          case 'statement': | 
						|
            if (node.type.slice(-9) === 'Statement') return true; | 
						|
          // fallthrough: interface Declaration <: Statement { } | 
						|
 | 
						|
          case 'declaration': | 
						|
            return node.type.slice(-11) === 'Declaration'; | 
						|
 | 
						|
          case 'pattern': | 
						|
            if (node.type.slice(-7) === 'Pattern') return true; | 
						|
          // fallthrough: interface Expression <: Node, Pattern { } | 
						|
 | 
						|
          case 'expression': | 
						|
            return node.type.slice(-10) === 'Expression' || node.type.slice(-7) === 'Literal' || node.type === 'Identifier' && (ancestry.length === 0 || ancestry[0].type !== 'MetaProperty') || node.type === 'MetaProperty'; | 
						|
 | 
						|
          case 'function': | 
						|
            return node.type === 'FunctionDeclaration' || node.type === 'FunctionExpression' || node.type === 'ArrowFunctionExpression'; | 
						|
        } | 
						|
 | 
						|
        throw new Error("Unknown class name: ".concat(selector.name)); | 
						|
    } | 
						|
 | 
						|
    throw new Error("Unknown selector type: ".concat(selector.type)); | 
						|
  } | 
						|
  /** | 
						|
   * Get visitor keys of a given node. | 
						|
   * @param {external:AST} node The AST node to get keys. | 
						|
   * @param {ESQueryOptions|undefined} options | 
						|
   * @returns {string[]} Visitor keys of the node. | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function getVisitorKeys(node, options) { | 
						|
    var nodeType = node.type; | 
						|
 | 
						|
    if (options && options.visitorKeys && options.visitorKeys[nodeType]) { | 
						|
      return options.visitorKeys[nodeType]; | 
						|
    } | 
						|
 | 
						|
    if (estraverse.VisitorKeys[nodeType]) { | 
						|
      return estraverse.VisitorKeys[nodeType]; | 
						|
    } | 
						|
 | 
						|
    if (options && typeof options.fallback === 'function') { | 
						|
      return options.fallback(node); | 
						|
    } // 'iteration' fallback | 
						|
 | 
						|
 | 
						|
    return Object.keys(node).filter(function (key) { | 
						|
      return key !== 'type'; | 
						|
    }); | 
						|
  } | 
						|
  /** | 
						|
   * Check whether the given value is an ASTNode or not. | 
						|
   * @param {any} node The value to check. | 
						|
   * @returns {boolean} `true` if the value is an ASTNode. | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function isNode(node) { | 
						|
    return node !== null && _typeof(node) === 'object' && typeof node.type === 'string'; | 
						|
  } | 
						|
  /** | 
						|
   * Determines if the given node has a sibling that matches the | 
						|
   * given selector. | 
						|
   * @param {external:AST} node | 
						|
   * @param {SelectorSequenceAST} selector | 
						|
   * @param {external:AST[]} ancestry | 
						|
   * @param {Side} side | 
						|
   * @param {ESQueryOptions|undefined} options | 
						|
   * @returns {boolean} | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function sibling(node, selector, ancestry, side, options) { | 
						|
    var _ancestry = _slicedToArray(ancestry, 1), | 
						|
        parent = _ancestry[0]; | 
						|
 | 
						|
    if (!parent) { | 
						|
      return false; | 
						|
    } | 
						|
 | 
						|
    var keys = getVisitorKeys(parent, options); | 
						|
 | 
						|
    var _iterator7 = _createForOfIteratorHelper(keys), | 
						|
        _step7; | 
						|
 | 
						|
    try { | 
						|
      for (_iterator7.s(); !(_step7 = _iterator7.n()).done;) { | 
						|
        var key = _step7.value; | 
						|
        var listProp = parent[key]; | 
						|
 | 
						|
        if (Array.isArray(listProp)) { | 
						|
          var startIndex = listProp.indexOf(node); | 
						|
 | 
						|
          if (startIndex < 0) { | 
						|
            continue; | 
						|
          } | 
						|
 | 
						|
          var lowerBound = void 0, | 
						|
              upperBound = void 0; | 
						|
 | 
						|
          if (side === LEFT_SIDE) { | 
						|
            lowerBound = 0; | 
						|
            upperBound = startIndex; | 
						|
          } else { | 
						|
            lowerBound = startIndex + 1; | 
						|
            upperBound = listProp.length; | 
						|
          } | 
						|
 | 
						|
          for (var k = lowerBound; k < upperBound; ++k) { | 
						|
            if (isNode(listProp[k]) && matches(listProp[k], selector, ancestry, options)) { | 
						|
              return true; | 
						|
            } | 
						|
          } | 
						|
        } | 
						|
      } | 
						|
    } catch (err) { | 
						|
      _iterator7.e(err); | 
						|
    } finally { | 
						|
      _iterator7.f(); | 
						|
    } | 
						|
 | 
						|
    return false; | 
						|
  } | 
						|
  /** | 
						|
   * Determines if the given node has an adjacent sibling that matches | 
						|
   * the given selector. | 
						|
   * @param {external:AST} node | 
						|
   * @param {SelectorSequenceAST} selector | 
						|
   * @param {external:AST[]} ancestry | 
						|
   * @param {Side} side | 
						|
   * @param {ESQueryOptions|undefined} options | 
						|
   * @returns {boolean} | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function adjacent(node, selector, ancestry, side, options) { | 
						|
    var _ancestry2 = _slicedToArray(ancestry, 1), | 
						|
        parent = _ancestry2[0]; | 
						|
 | 
						|
    if (!parent) { | 
						|
      return false; | 
						|
    } | 
						|
 | 
						|
    var keys = getVisitorKeys(parent, options); | 
						|
 | 
						|
    var _iterator8 = _createForOfIteratorHelper(keys), | 
						|
        _step8; | 
						|
 | 
						|
    try { | 
						|
      for (_iterator8.s(); !(_step8 = _iterator8.n()).done;) { | 
						|
        var key = _step8.value; | 
						|
        var listProp = parent[key]; | 
						|
 | 
						|
        if (Array.isArray(listProp)) { | 
						|
          var idx = listProp.indexOf(node); | 
						|
 | 
						|
          if (idx < 0) { | 
						|
            continue; | 
						|
          } | 
						|
 | 
						|
          if (side === LEFT_SIDE && idx > 0 && isNode(listProp[idx - 1]) && matches(listProp[idx - 1], selector, ancestry, options)) { | 
						|
            return true; | 
						|
          } | 
						|
 | 
						|
          if (side === RIGHT_SIDE && idx < listProp.length - 1 && isNode(listProp[idx + 1]) && matches(listProp[idx + 1], selector, ancestry, options)) { | 
						|
            return true; | 
						|
          } | 
						|
        } | 
						|
      } | 
						|
    } catch (err) { | 
						|
      _iterator8.e(err); | 
						|
    } finally { | 
						|
      _iterator8.f(); | 
						|
    } | 
						|
 | 
						|
    return false; | 
						|
  } | 
						|
  /** | 
						|
  * @callback IndexFunction | 
						|
  * @param {Integer} len Containing list's length | 
						|
  * @returns {Integer} | 
						|
  */ | 
						|
 | 
						|
  /** | 
						|
   * Determines if the given node is the nth child, determined by | 
						|
   * `idxFn`, which is given the containing list's length. | 
						|
   * @param {external:AST} node | 
						|
   * @param {external:AST[]} ancestry | 
						|
   * @param {IndexFunction} idxFn | 
						|
   * @param {ESQueryOptions|undefined} options | 
						|
   * @returns {boolean} | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function nthChild(node, ancestry, idxFn, options) { | 
						|
    var _ancestry3 = _slicedToArray(ancestry, 1), | 
						|
        parent = _ancestry3[0]; | 
						|
 | 
						|
    if (!parent) { | 
						|
      return false; | 
						|
    } | 
						|
 | 
						|
    var keys = getVisitorKeys(parent, options); | 
						|
 | 
						|
    var _iterator9 = _createForOfIteratorHelper(keys), | 
						|
        _step9; | 
						|
 | 
						|
    try { | 
						|
      for (_iterator9.s(); !(_step9 = _iterator9.n()).done;) { | 
						|
        var key = _step9.value; | 
						|
        var listProp = parent[key]; | 
						|
 | 
						|
        if (Array.isArray(listProp)) { | 
						|
          var idx = listProp.indexOf(node); | 
						|
 | 
						|
          if (idx >= 0 && idx === idxFn(listProp.length)) { | 
						|
            return true; | 
						|
          } | 
						|
        } | 
						|
      } | 
						|
    } catch (err) { | 
						|
      _iterator9.e(err); | 
						|
    } finally { | 
						|
      _iterator9.f(); | 
						|
    } | 
						|
 | 
						|
    return false; | 
						|
  } | 
						|
  /** | 
						|
   * For each selector node marked as a subject, find the portion of the | 
						|
   * selector that the subject must match. | 
						|
   * @param {SelectorAST} selector | 
						|
   * @param {SelectorAST} [ancestor] Defaults to `selector` | 
						|
   * @returns {SelectorAST[]} | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function subjects(selector, ancestor) { | 
						|
    if (selector == null || _typeof(selector) != 'object') { | 
						|
      return []; | 
						|
    } | 
						|
 | 
						|
    if (ancestor == null) { | 
						|
      ancestor = selector; | 
						|
    } | 
						|
 | 
						|
    var results = selector.subject ? [ancestor] : []; | 
						|
 | 
						|
    for (var _i = 0, _Object$entries = _objectEntries(selector); _i < _Object$entries.length; _i++) { | 
						|
      var _Object$entries$_i = _slicedToArray(_Object$entries[_i], 2), | 
						|
          p = _Object$entries$_i[0], | 
						|
          sel = _Object$entries$_i[1]; | 
						|
 | 
						|
      results.push.apply(results, _toConsumableArray(subjects(sel, p === 'left' ? sel : ancestor))); | 
						|
    } | 
						|
 | 
						|
    return results; | 
						|
  } | 
						|
  /** | 
						|
  * @callback TraverseVisitor | 
						|
  * @param {?external:AST} node | 
						|
  * @param {?external:AST} parent | 
						|
  * @param {external:AST[]} ancestry | 
						|
  */ | 
						|
 | 
						|
  /** | 
						|
   * From a JS AST and a selector AST, collect all JS AST nodes that | 
						|
   * match the selector. | 
						|
   * @param {external:AST} ast | 
						|
   * @param {?SelectorAST} selector | 
						|
   * @param {TraverseVisitor} visitor | 
						|
   * @param {ESQueryOptions} [options] | 
						|
   * @returns {external:AST[]} | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function traverse(ast, selector, visitor, options) { | 
						|
    if (!selector) { | 
						|
      return; | 
						|
    } | 
						|
 | 
						|
    var ancestry = []; | 
						|
    var altSubjects = subjects(selector); | 
						|
    estraverse.traverse(ast, { | 
						|
      enter: function enter(node, parent) { | 
						|
        if (parent != null) { | 
						|
          ancestry.unshift(parent); | 
						|
        } | 
						|
 | 
						|
        if (matches(node, selector, ancestry, options)) { | 
						|
          if (altSubjects.length) { | 
						|
            for (var i = 0, l = altSubjects.length; i < l; ++i) { | 
						|
              if (matches(node, altSubjects[i], ancestry, options)) { | 
						|
                visitor(node, parent, ancestry); | 
						|
              } | 
						|
 | 
						|
              for (var k = 0, m = ancestry.length; k < m; ++k) { | 
						|
                var succeedingAncestry = ancestry.slice(k + 1); | 
						|
 | 
						|
                if (matches(ancestry[k], altSubjects[i], succeedingAncestry, options)) { | 
						|
                  visitor(ancestry[k], parent, succeedingAncestry); | 
						|
                } | 
						|
              } | 
						|
            } | 
						|
          } else { | 
						|
            visitor(node, parent, ancestry); | 
						|
          } | 
						|
        } | 
						|
      }, | 
						|
      leave: function leave() { | 
						|
        ancestry.shift(); | 
						|
      }, | 
						|
      keys: options && options.visitorKeys, | 
						|
      fallback: options && options.fallback || 'iteration' | 
						|
    }); | 
						|
  } | 
						|
  /** | 
						|
   * From a JS AST and a selector AST, collect all JS AST nodes that | 
						|
   * match the selector. | 
						|
   * @param {external:AST} ast | 
						|
   * @param {?SelectorAST} selector | 
						|
   * @param {ESQueryOptions} [options] | 
						|
   * @returns {external:AST[]} | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function match(ast, selector, options) { | 
						|
    var results = []; | 
						|
    traverse(ast, selector, function (node) { | 
						|
      results.push(node); | 
						|
    }, options); | 
						|
    return results; | 
						|
  } | 
						|
  /** | 
						|
   * Parse a selector string and return its AST. | 
						|
   * @param {string} selector | 
						|
   * @returns {SelectorAST} | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function parse(selector) { | 
						|
    return parser.parse(selector); | 
						|
  } | 
						|
  /** | 
						|
   * Query the code AST using the selector string. | 
						|
   * @param {external:AST} ast | 
						|
   * @param {string} selector | 
						|
   * @param {ESQueryOptions} [options] | 
						|
   * @returns {external:AST[]} | 
						|
   */ | 
						|
 | 
						|
 | 
						|
  function query(ast, selector, options) { | 
						|
    return match(ast, parse(selector), options); | 
						|
  } | 
						|
 | 
						|
  query.parse = parse; | 
						|
  query.match = match; | 
						|
  query.traverse = traverse; | 
						|
  query.matches = matches; | 
						|
  query.query = query; | 
						|
 | 
						|
  return query; | 
						|
 | 
						|
})));
 | 
						|
 |