/* parser generated by jison 0.4.13 */ /* Returns a Parser object of the following structure: Parser: { yy: {} } Parser.prototype: { yy: {}, trace: function(), symbols_: {associative list: name ==> number}, terminals_: {associative list: number ==> name}, productions_: [...], performAction: function anonymous(yytext, yyleng, yylineno, yy, yystate, $$, _$), table: [...], defaultActions: {...}, parseError: function(str, hash), parse: function(input), lexer: { EOF: 1, parseError: function(str, hash), setInput: function(input), input: function(), unput: function(str), more: function(), less: function(n), pastInput: function(), upcomingInput: function(), showPosition: function(), test_match: function(regex_match_array, rule_index), next: function(), lex: function(), begin: function(condition), popState: function(), _currentRules: function(), topState: function(), pushState: function(condition), options: { ranges: boolean (optional: true ==> token location info will include a .range[] member) flex: boolean (optional: true ==> flex-like lexing behaviour where the rules are tested exhaustively to find the longest match) backtrack_lexer: boolean (optional: true ==> lexer regexes are tested in order and for each matching regex the action code is invoked; the lexer terminates the scan when a token is returned by the action code) }, performAction: function(yy, yy_, $avoiding_name_collisions, YY_START), rules: [...], conditions: {associative list: name ==> set}, } } token location info (@$, _$, etc.): { first_line: n, last_line: n, first_column: n, last_column: n, range: [start_number, end_number] (where the numbers are indexes into the input string, regular zero-based) } the parseError function receives a 'hash' object with these members for lexer and parser errors: { text: (matched text) token: (the produced terminal token, if any) line: (yylineno) } while parser (grammar) errors will also provide these members, i.e. parser errors deliver a superset of attributes: { loc: (yylloc) expected: (string describing the set of expected tokens) recoverable: (boolean: TRUE when the parser has a error recovery rule available for this particular error) } */ var parser = (function(){ var parser = {trace: function trace() { }, yy: {}, symbols_: {"error":2,"JSON_PATH":3,"DOLLAR":4,"PATH_COMPONENTS":5,"LEADING_CHILD_MEMBER_EXPRESSION":6,"PATH_COMPONENT":7,"MEMBER_COMPONENT":8,"SUBSCRIPT_COMPONENT":9,"CHILD_MEMBER_COMPONENT":10,"DESCENDANT_MEMBER_COMPONENT":11,"DOT":12,"MEMBER_EXPRESSION":13,"DOT_DOT":14,"STAR":15,"IDENTIFIER":16,"SCRIPT_EXPRESSION":17,"INTEGER":18,"END":19,"CHILD_SUBSCRIPT_COMPONENT":20,"DESCENDANT_SUBSCRIPT_COMPONENT":21,"[":22,"SUBSCRIPT":23,"]":24,"SUBSCRIPT_EXPRESSION":25,"SUBSCRIPT_EXPRESSION_LIST":26,"SUBSCRIPT_EXPRESSION_LISTABLE":27,",":28,"STRING_LITERAL":29,"ARRAY_SLICE":30,"FILTER_EXPRESSION":31,"QQ_STRING":32,"Q_STRING":33,"$accept":0,"$end":1}, terminals_: {2:"error",4:"DOLLAR",12:"DOT",14:"DOT_DOT",15:"STAR",16:"IDENTIFIER",17:"SCRIPT_EXPRESSION",18:"INTEGER",19:"END",22:"[",24:"]",28:",",30:"ARRAY_SLICE",31:"FILTER_EXPRESSION",32:"QQ_STRING",33:"Q_STRING"}, productions_: [0,[3,1],[3,2],[3,1],[3,2],[5,1],[5,2],[7,1],[7,1],[8,1],[8,1],[10,2],[6,1],[11,2],[13,1],[13,1],[13,1],[13,1],[13,1],[9,1],[9,1],[20,3],[21,4],[23,1],[23,1],[26,1],[26,3],[27,1],[27,1],[27,1],[25,1],[25,1],[25,1],[29,1],[29,1]], performAction: function anonymous(yytext, yyleng, yylineno, yy, yystate /* action[1] */, $$ /* vstack */, _$ /* lstack */ /**/) { /* this == yyval */ if (!yy.ast) { yy.ast = _ast; _ast.initialize(); } var $0 = $$.length - 1; switch (yystate) { case 1:yy.ast.set({ expression: { type: "root", value: $$[$0] } }); yy.ast.unshift(); return yy.ast.yield() break; case 2:yy.ast.set({ expression: { type: "root", value: $$[$0-1] } }); yy.ast.unshift(); return yy.ast.yield() break; case 3:yy.ast.unshift(); return yy.ast.yield() break; case 4:yy.ast.set({ operation: "member", scope: "child", expression: { type: "identifier", value: $$[$0-1] }}); yy.ast.unshift(); return yy.ast.yield() break; case 5: break; case 6: break; case 7:yy.ast.set({ operation: "member" }); yy.ast.push() break; case 8:yy.ast.set({ operation: "subscript" }); yy.ast.push() break; case 9:yy.ast.set({ scope: "child" }) break; case 10:yy.ast.set({ scope: "descendant" }) break; case 11: break; case 12:yy.ast.set({ scope: "child", operation: "member" }) break; case 13: break; case 14:yy.ast.set({ expression: { type: "wildcard", value: $$[$0] } }) break; case 15:yy.ast.set({ expression: { type: "identifier", value: $$[$0] } }) break; case 16:yy.ast.set({ expression: { type: "script_expression", value: $$[$0] } }) break; case 17:yy.ast.set({ expression: { type: "numeric_literal", value: parseInt($$[$0]) } }) break; case 18: break; case 19:yy.ast.set({ scope: "child" }) break; case 20:yy.ast.set({ scope: "descendant" }) break; case 21: break; case 22: break; case 23: break; case 24:$$[$0].length > 1? yy.ast.set({ expression: { type: "union", value: $$[$0] } }) : this.$ = $$[$0] break; case 25:this.$ = [$$[$0]] break; case 26:this.$ = $$[$0-2].concat($$[$0]) break; case 27:this.$ = { expression: { type: "numeric_literal", value: parseInt($$[$0]) } }; yy.ast.set(this.$) break; case 28:this.$ = { expression: { type: "string_literal", value: $$[$0] } }; yy.ast.set(this.$) break; case 29:this.$ = { expression: { type: "slice", value: $$[$0] } }; yy.ast.set(this.$) break; case 30:this.$ = { expression: { type: "wildcard", value: $$[$0] } }; yy.ast.set(this.$) break; case 31:this.$ = { expression: { type: "script_expression", value: $$[$0] } }; yy.ast.set(this.$) break; case 32:this.$ = { expression: { type: "filter_expression", value: $$[$0] } }; yy.ast.set(this.$) break; case 33:this.$ = $$[$0] break; case 34:this.$ = $$[$0] break; } }, table: [{3:1,4:[1,2],6:3,13:4,15:[1,5],16:[1,6],17:[1,7],18:[1,8],19:[1,9]},{1:[3]},{1:[2,1],5:10,7:11,8:12,9:13,10:14,11:15,12:[1,18],14:[1,19],20:16,21:17,22:[1,20]},{1:[2,3],5:21,7:11,8:12,9:13,10:14,11:15,12:[1,18],14:[1,19],20:16,21:17,22:[1,20]},{1:[2,12],12:[2,12],14:[2,12],22:[2,12]},{1:[2,14],12:[2,14],14:[2,14],22:[2,14]},{1:[2,15],12:[2,15],14:[2,15],22:[2,15]},{1:[2,16],12:[2,16],14:[2,16],22:[2,16]},{1:[2,17],12:[2,17],14:[2,17],22:[2,17]},{1:[2,18],12:[2,18],14:[2,18],22:[2,18]},{1:[2,2],7:22,8:12,9:13,10:14,11:15,12:[1,18],14:[1,19],20:16,21:17,22:[1,20]},{1:[2,5],12:[2,5],14:[2,5],22:[2,5]},{1:[2,7],12:[2,7],14:[2,7],22:[2,7]},{1:[2,8],12:[2,8],14:[2,8],22:[2,8]},{1:[2,9],12:[2,9],14:[2,9],22:[2,9]},{1:[2,10],12:[2,10],14:[2,10],22:[2,10]},{1:[2,19],12:[2,19],14:[2,19],22:[2,19]},{1:[2,20],12:[2,20],14:[2,20],22:[2,20]},{13:23,15:[1,5],16:[1,6],17:[1,7],18:[1,8],19:[1,9]},{13:24,15:[1,5],16:[1,6],17:[1,7],18:[1,8],19:[1,9],22:[1,25]},{15:[1,29],17:[1,30],18:[1,33],23:26,25:27,26:28,27:32,29:34,30:[1,35],31:[1,31],32:[1,36],33:[1,37]},{1:[2,4],7:22,8:12,9:13,10:14,11:15,12:[1,18],14:[1,19],20:16,21:17,22:[1,20]},{1:[2,6],12:[2,6],14:[2,6],22:[2,6]},{1:[2,11],12:[2,11],14:[2,11],22:[2,11]},{1:[2,13],12:[2,13],14:[2,13],22:[2,13]},{15:[1,29],17:[1,30],18:[1,33],23:38,25:27,26:28,27:32,29:34,30:[1,35],31:[1,31],32:[1,36],33:[1,37]},{24:[1,39]},{24:[2,23]},{24:[2,24],28:[1,40]},{24:[2,30]},{24:[2,31]},{24:[2,32]},{24:[2,25],28:[2,25]},{24:[2,27],28:[2,27]},{24:[2,28],28:[2,28]},{24:[2,29],28:[2,29]},{24:[2,33],28:[2,33]},{24:[2,34],28:[2,34]},{24:[1,41]},{1:[2,21],12:[2,21],14:[2,21],22:[2,21]},{18:[1,33],27:42,29:34,30:[1,35],32:[1,36],33:[1,37]},{1:[2,22],12:[2,22],14:[2,22],22:[2,22]},{24:[2,26],28:[2,26]}], defaultActions: {27:[2,23],29:[2,30],30:[2,31],31:[2,32]}, parseError: function parseError(str, hash) { if (hash.recoverable) { this.trace(str); } else { throw new Error(str); } }, parse: function parse(input) { var self = this, stack = [0], vstack = [null], lstack = [], table = this.table, yytext = '', yylineno = 0, yyleng = 0, recovering = 0, TERROR = 2, EOF = 1; var args = lstack.slice.call(arguments, 1); this.lexer.setInput(input); this.lexer.yy = this.yy; this.yy.lexer = this.lexer; this.yy.parser = this; if (typeof this.lexer.yylloc == 'undefined') { this.lexer.yylloc = {}; } var yyloc = this.lexer.yylloc; lstack.push(yyloc); var ranges = this.lexer.options && this.lexer.options.ranges; if (typeof this.yy.parseError === 'function') { this.parseError = this.yy.parseError; } else { this.parseError = Object.getPrototypeOf(this).parseError; } function popStack(n) { stack.length = stack.length - 2 * n; vstack.length = vstack.length - n; lstack.length = lstack.length - n; } function lex() { var token; token = self.lexer.lex() || EOF; if (typeof token !== 'number') { token = self.symbols_[token] || token; } return token; } var symbol, preErrorSymbol, state, action, a, r, yyval = {}, p, len, newState, expected; while (true) { state = stack[stack.length - 1]; if (this.defaultActions[state]) { action = this.defaultActions[state]; } else { if (symbol === null || typeof symbol == 'undefined') { symbol = lex(); } action = table[state] && table[state][symbol]; } if (typeof action === 'undefined' || !action.length || !action[0]) { var errStr = ''; expected = []; for (p in table[state]) { if (this.terminals_[p] && p > TERROR) { expected.push('\'' + this.terminals_[p] + '\''); } } if (this.lexer.showPosition) { errStr = 'Parse error on line ' + (yylineno + 1) + ':\n' + this.lexer.showPosition() + '\nExpecting ' + expected.join(', ') + ', got \'' + (this.terminals_[symbol] || symbol) + '\''; } else { errStr = 'Parse error on line ' + (yylineno + 1) + ': Unexpected ' + (symbol == EOF ? 'end of input' : '\'' + (this.terminals_[symbol] || symbol) + '\''); } this.parseError(errStr, { text: this.lexer.match, token: this.terminals_[symbol] || symbol, line: this.lexer.yylineno, loc: yyloc, expected: expected }); } if (action[0] instanceof Array && action.length > 1) { throw new Error('Parse Error: multiple actions possible at state: ' + state + ', token: ' + symbol); } switch (action[0]) { case 1: stack.push(symbol); vstack.push(this.lexer.yytext); lstack.push(this.lexer.yylloc); stack.push(action[1]); symbol = null; if (!preErrorSymbol) { yyleng = this.lexer.yyleng; yytext = this.lexer.yytext; yylineno = this.lexer.yylineno; yyloc = this.lexer.yylloc; if (recovering > 0) { recovering--; } } else { symbol = preErrorSymbol; preErrorSymbol = null; } break; case 2: len = this.productions_[action[1]][1]; yyval.$ = vstack[vstack.length - len]; yyval._$ = { first_line: lstack[lstack.length - (len || 1)].first_line, last_line: lstack[lstack.length - 1].last_line, first_column: lstack[lstack.length - (len || 1)].first_column, last_column: lstack[lstack.length - 1].last_column }; if (ranges) { yyval._$.range = [ lstack[lstack.length - (len || 1)].range[0], lstack[lstack.length - 1].range[1] ]; } r = this.performAction.apply(yyval, [ yytext, yyleng, yylineno, this.yy, action[1], vstack, lstack ].concat(args)); if (typeof r !== 'undefined') { return r; } if (len) { stack = stack.slice(0, -1 * len * 2); vstack = vstack.slice(0, -1 * len); lstack = lstack.slice(0, -1 * len); } stack.push(this.productions_[action[1]][0]); vstack.push(yyval.$); lstack.push(yyval._$); newState = table[stack[stack.length - 2]][stack[stack.length - 1]]; stack.push(newState); break; case 3: return true; } } return true; }}; var _ast = { initialize: function() { this._nodes = []; this._node = {}; this._stash = []; }, set: function(props) { for (var k in props) this._node[k] = props[k]; return this._node; }, node: function(obj) { if (arguments.length) this._node = obj; return this._node; }, push: function() { this._nodes.push(this._node); this._node = {}; }, unshift: function() { this._nodes.unshift(this._node); this._node = {}; }, yield: function() { var _nodes = this._nodes; this.initialize(); return _nodes; } }; /* generated by jison-lex 0.2.1 */ var lexer = (function(){ var lexer = { EOF:1, parseError:function parseError(str, hash) { if (this.yy.parser) { this.yy.parser.parseError(str, hash); } else { throw new Error(str); } }, // resets the lexer, sets new input setInput:function (input) { this._input = input; this._more = this._backtrack = this.done = false; this.yylineno = this.yyleng = 0; this.yytext = this.matched = this.match = ''; this.conditionStack = ['INITIAL']; this.yylloc = { first_line: 1, first_column: 0, last_line: 1, last_column: 0 }; if (this.options.ranges) { this.yylloc.range = [0,0]; } this.offset = 0; return this; }, // consumes and returns one char from the input input:function () { var ch = this._input[0]; this.yytext += ch; this.yyleng++; this.offset++; this.match += ch; this.matched += ch; var lines = ch.match(/(?:\r\n?|\n).*/g); if (lines) { this.yylineno++; this.yylloc.last_line++; } else { this.yylloc.last_column++; } if (this.options.ranges) { this.yylloc.range[1]++; } this._input = this._input.slice(1); return ch; }, // unshifts one char (or a string) into the input unput:function (ch) { var len = ch.length; var lines = ch.split(/(?:\r\n?|\n)/g); this._input = ch + this._input; this.yytext = this.yytext.substr(0, this.yytext.length - len - 1); //this.yyleng -= len; this.offset -= len; var oldLines = this.match.split(/(?:\r\n?|\n)/g); this.match = this.match.substr(0, this.match.length - 1); this.matched = this.matched.substr(0, this.matched.length - 1); if (lines.length - 1) { this.yylineno -= lines.length - 1; } var r = this.yylloc.range; this.yylloc = { first_line: this.yylloc.first_line, last_line: this.yylineno + 1, first_column: this.yylloc.first_column, last_column: lines ? (lines.length === oldLines.length ? this.yylloc.first_column : 0) + oldLines[oldLines.length - lines.length].length - lines[0].length : this.yylloc.first_column - len }; if (this.options.ranges) { this.yylloc.range = [r[0], r[0] + this.yyleng - len]; } this.yyleng = this.yytext.length; return this; }, // When called from action, caches matched text and appends it on next action more:function () { this._more = true; return this; }, // When called from action, signals the lexer that this rule fails to match the input, so the next matching rule (regex) should be tested instead. reject:function () { if (this.options.backtrack_lexer) { this._backtrack = true; } else { return this.parseError('Lexical error on line ' + (this.yylineno + 1) + '. You can only invoke reject() in the lexer when the lexer is of the backtracking persuasion (options.backtrack_lexer = true).\n' + this.showPosition(), { text: "", token: null, line: this.yylineno }); } return this; }, // retain first n characters of the match less:function (n) { this.unput(this.match.slice(n)); }, // displays already matched input, i.e. for error messages pastInput:function () { var past = this.matched.substr(0, this.matched.length - this.match.length); return (past.length > 20 ? '...':'') + past.substr(-20).replace(/\n/g, ""); }, // displays upcoming input, i.e. for error messages upcomingInput:function () { var next = this.match; if (next.length < 20) { next += this._input.substr(0, 20-next.length); } return (next.substr(0,20) + (next.length > 20 ? '...' : '')).replace(/\n/g, ""); }, // displays the character position where the lexing error occurred, i.e. for error messages showPosition:function () { var pre = this.pastInput(); var c = new Array(pre.length + 1).join("-"); return pre + this.upcomingInput() + "\n" + c + "^"; }, // test the lexed token: return FALSE when not a match, otherwise return token test_match:function (match, indexed_rule) { var token, lines, backup; if (this.options.backtrack_lexer) { // save context backup = { yylineno: this.yylineno, yylloc: { first_line: this.yylloc.first_line, last_line: this.last_line, first_column: this.yylloc.first_column, last_column: this.yylloc.last_column }, yytext: this.yytext, match: this.match, matches: this.matches, matched: this.matched, yyleng: this.yyleng, offset: this.offset, _more: this._more, _input: this._input, yy: this.yy, conditionStack: this.conditionStack.slice(0), done: this.done }; if (this.options.ranges) { backup.yylloc.range = this.yylloc.range.slice(0); } } lines = match[0].match(/(?:\r\n?|\n).*/g); if (lines) { this.yylineno += lines.length; } this.yylloc = { first_line: this.yylloc.last_line, last_line: this.yylineno + 1, first_column: this.yylloc.last_column, last_column: lines ? lines[lines.length - 1].length - lines[lines.length - 1].match(/\r?\n?/)[0].length : this.yylloc.last_column + match[0].length }; this.yytext += match[0]; this.match += match[0]; this.matches = match; this.yyleng = this.yytext.length; if (this.options.ranges) { this.yylloc.range = [this.offset, this.offset += this.yyleng]; } this._more = false; this._backtrack = false; this._input = this._input.slice(match[0].length); this.matched += match[0]; token = this.performAction.call(this, this.yy, this, indexed_rule, this.conditionStack[this.conditionStack.length - 1]); if (this.done && this._input) { this.done = false; } if (token) { return token; } else if (this._backtrack) { // recover context for (var k in backup) { this[k] = backup[k]; } return false; // rule action called reject() implying the next rule should be tested instead. } return false; }, // return next match in input next:function () { if (this.done) { return this.EOF; } if (!this._input) { this.done = true; } var token, match, tempMatch, index; if (!this._more) { this.yytext = ''; this.match = ''; } var rules = this._currentRules(); for (var i = 0; i < rules.length; i++) { tempMatch = this._input.match(this.rules[rules[i]]); if (tempMatch && (!match || tempMatch[0].length > match[0].length)) { match = tempMatch; index = i; if (this.options.backtrack_lexer) { token = this.test_match(tempMatch, rules[i]); if (token !== false) { return token; } else if (this._backtrack) { match = false; continue; // rule action called reject() implying a rule MISmatch. } else { // else: this is a lexer rule which consumes input without producing a token (e.g. whitespace) return false; } } else if (!this.options.flex) { break; } } } if (match) { token = this.test_match(match, rules[index]); if (token !== false) { return token; } // else: this is a lexer rule which consumes input without producing a token (e.g. whitespace) return false; } if (this._input === "") { return this.EOF; } else { return this.parseError('Lexical error on line ' + (this.yylineno + 1) + '. Unrecognized text.\n' + this.showPosition(), { text: "", token: null, line: this.yylineno }); } }, // return next match that has a token lex:function lex() { var r = this.next(); if (r) { return r; } else { return this.lex(); } }, // activates a new lexer condition state (pushes the new lexer condition state onto the condition stack) begin:function begin(condition) { this.conditionStack.push(condition); }, // pop the previously active lexer condition state off the condition stack popState:function popState() { var n = this.conditionStack.length - 1; if (n > 0) { return this.conditionStack.pop(); } else { return this.conditionStack[0]; } }, // produce the lexer rule set which is active for the currently active lexer condition state _currentRules:function _currentRules() { if (this.conditionStack.length && this.conditionStack[this.conditionStack.length - 1]) { return this.conditions[this.conditionStack[this.conditionStack.length - 1]].rules; } else { return this.conditions["INITIAL"].rules; } }, // return the currently active lexer condition state; when an index argument is provided it produces the N-th previous condition state, if available topState:function topState(n) { n = this.conditionStack.length - 1 - Math.abs(n || 0); if (n >= 0) { return this.conditionStack[n]; } else { return "INITIAL"; } }, // alias for begin(condition) pushState:function pushState(condition) { this.begin(condition); }, // return the number of states currently on the stack stateStackSize:function stateStackSize() { return this.conditionStack.length; }, options: {}, performAction: function anonymous(yy,yy_,$avoiding_name_collisions,YY_START /**/) { var YYSTATE=YY_START; switch($avoiding_name_collisions) { case 0:return 4 break; case 1:return 14 break; case 2:return 12 break; case 3:return 15 break; case 4:return 16 break; case 5:return 22 break; case 6:return 24 break; case 7:return 28 break; case 8:return 30 break; case 9:return 18 break; case 10:yy_.yytext = yy_.yytext.substr(1,yy_.yyleng-2); return 32; break; case 11:yy_.yytext = yy_.yytext.substr(1,yy_.yyleng-2); return 33; break; case 12:return 17 break; case 13:return 31 break; } }, rules: [/^(?:\$)/,/^(?:\.\.)/,/^(?:\.)/,/^(?:\*)/,/^(?:[a-zA-Z_]+[a-zA-Z0-9_]*)/,/^(?:\[)/,/^(?:\])/,/^(?:,)/,/^(?:((-?(?:0|[1-9][0-9]*)))?\:((-?(?:0|[1-9][0-9]*)))?(\:((-?(?:0|[1-9][0-9]*)))?)?)/,/^(?:(-?(?:0|[1-9][0-9]*)))/,/^(?:"(?:\\["bfnrt/\\]|\\u[a-fA-F0-9]{4}|[^"\\])*")/,/^(?:'(?:\\['bfnrt/\\]|\\u[a-fA-F0-9]{4}|[^'\\])*')/,/^(?:\(.+?\)(?=\]))/,/^(?:\?\(.+?\)(?=\]))/], conditions: {"INITIAL":{"rules":[0,1,2,3,4,5,6,7,8,9,10,11,12,13],"inclusive":true}} }; return lexer; })(); parser.lexer = lexer; function Parser () { this.yy = {}; } Parser.prototype = parser;parser.Parser = Parser; return new Parser; })(); if (typeof require !== 'undefined' && typeof exports !== 'undefined') { exports.parser = parser; exports.Parser = parser.Parser; exports.parse = function () { return parser.parse.apply(parser, arguments); }; exports.main = function commonjsMain(args) { if (!args[1]) { console.log('Usage: '+args[0]+' FILE'); process.exit(1); } var source = require('fs').readFileSync(require('path').normalize(args[1]), "utf8"); return exports.parser.parse(source); }; if (typeof module !== 'undefined' && require.main === module) { exports.main(process.argv.slice(1)); } }