2596 lines
72 KiB
JavaScript
2596 lines
72 KiB
JavaScript
var result = (function(){
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/*
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* Generated by PEG.js 0.7.0.
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*
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* http://pegjs.majda.cz/
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*/
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function quote(s) {
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/*
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* ECMA-262, 5th ed., 7.8.4: All characters may appear literally in a
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* string literal except for the closing quote character, backslash,
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* carriage return, line separator, paragraph separator, and line feed.
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* Any character may appear in the form of an escape sequence.
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*
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* For portability, we also escape escape all control and non-ASCII
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* characters. Note that "\0" and "\v" escape sequences are not used
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* because JSHint does not like the first and IE the second.
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*/
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return '"' + s
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.replace(/\\/g, '\\\\') // backslash
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.replace(/"/g, '\\"') // closing quote character
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.replace(/\x08/g, '\\b') // backspace
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.replace(/\t/g, '\\t') // horizontal tab
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.replace(/\n/g, '\\n') // line feed
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.replace(/\f/g, '\\f') // form feed
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.replace(/\r/g, '\\r') // carriage return
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.replace(/[\x00-\x07\x0B\x0E-\x1F\x80-\uFFFF]/g, escape)
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+ '"';
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}
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var result = {
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/*
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* Parses the input with a generated parser. If the parsing is successfull,
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* returns a value explicitly or implicitly specified by the grammar from
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* which the parser was generated (see |PEG.buildParser|). If the parsing is
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* unsuccessful, throws |PEG.parser.SyntaxError| describing the error.
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*/
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parse: function(input, startRule) {
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var parseFunctions = {
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"start": parse_start,
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"_": parse__,
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"identifierName": parse_identifierName,
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"binaryOp": parse_binaryOp,
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"selectors": parse_selectors,
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"selector": parse_selector,
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"sequence": parse_sequence,
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"atom": parse_atom,
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"wildcard": parse_wildcard,
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"identifier": parse_identifier,
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"attr": parse_attr,
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"attrOps": parse_attrOps,
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"attrEqOps": parse_attrEqOps,
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"attrName": parse_attrName,
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"attrValue": parse_attrValue,
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"string": parse_string,
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"number": parse_number,
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"path": parse_path,
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"type": parse_type,
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"regex": parse_regex,
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"field": parse_field,
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"negation": parse_negation,
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"matches": parse_matches,
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"firstChild": parse_firstChild,
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"lastChild": parse_lastChild,
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"nthChild": parse_nthChild,
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"nthLastChild": parse_nthLastChild,
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"class": parse_class
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};
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if (startRule !== undefined) {
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if (parseFunctions[startRule] === undefined) {
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throw new Error("Invalid rule name: " + quote(startRule) + ".");
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}
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} else {
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startRule = "start";
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}
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var pos = 0;
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var reportFailures = 0;
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var rightmostFailuresPos = 0;
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var rightmostFailuresExpected = [];
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var cache = {};
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function padLeft(input, padding, length) {
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var result = input;
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var padLength = length - input.length;
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for (var i = 0; i < padLength; i++) {
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result = padding + result;
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}
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return result;
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}
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function escape(ch) {
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var charCode = ch.charCodeAt(0);
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var escapeChar;
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var length;
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if (charCode <= 0xFF) {
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escapeChar = 'x';
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length = 2;
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} else {
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escapeChar = 'u';
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length = 4;
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}
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return '\\' + escapeChar + padLeft(charCode.toString(16).toUpperCase(), '0', length);
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}
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function matchFailed(failure) {
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if (pos < rightmostFailuresPos) {
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return;
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}
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if (pos > rightmostFailuresPos) {
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rightmostFailuresPos = pos;
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rightmostFailuresExpected = [];
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}
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rightmostFailuresExpected.push(failure);
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}
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function parse_start() {
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var cacheKey = "start@" + pos;
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var cachedResult = cache[cacheKey];
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if (cachedResult) {
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pos = cachedResult.nextPos;
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return cachedResult.result;
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}
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var result0, result1, result2;
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var pos0, pos1;
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pos0 = pos;
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pos1 = pos;
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result0 = parse__();
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if (result0 !== null) {
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result1 = parse_selectors();
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if (result1 !== null) {
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result2 = parse__();
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if (result2 !== null) {
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result0 = [result0, result1, result2];
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} else {
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result0 = null;
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pos = pos1;
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}
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} else {
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result0 = null;
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pos = pos1;
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}
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} else {
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result0 = null;
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pos = pos1;
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}
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if (result0 !== null) {
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result0 = (function(offset, ss) { return ss.length === 1 ? ss[0] : { type: 'matches', selectors: ss }; })(pos0, result0[1]);
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}
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if (result0 === null) {
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pos = pos0;
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}
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if (result0 === null) {
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pos0 = pos;
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result0 = parse__();
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if (result0 !== null) {
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result0 = (function(offset) { return void 0; })(pos0);
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}
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if (result0 === null) {
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pos = pos0;
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}
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}
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cache[cacheKey] = {
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nextPos: pos,
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result: result0
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};
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return result0;
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}
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function parse__() {
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var cacheKey = "_@" + pos;
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var cachedResult = cache[cacheKey];
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if (cachedResult) {
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pos = cachedResult.nextPos;
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return cachedResult.result;
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}
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var result0, result1;
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result0 = [];
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if (input.charCodeAt(pos) === 32) {
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result1 = " ";
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pos++;
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} else {
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result1 = null;
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if (reportFailures === 0) {
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matchFailed("\" \"");
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}
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}
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while (result1 !== null) {
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result0.push(result1);
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if (input.charCodeAt(pos) === 32) {
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result1 = " ";
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pos++;
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} else {
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result1 = null;
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if (reportFailures === 0) {
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matchFailed("\" \"");
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}
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}
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}
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cache[cacheKey] = {
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nextPos: pos,
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result: result0
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};
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return result0;
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}
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function parse_identifierName() {
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var cacheKey = "identifierName@" + pos;
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var cachedResult = cache[cacheKey];
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if (cachedResult) {
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pos = cachedResult.nextPos;
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return cachedResult.result;
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}
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var result0, result1;
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var pos0;
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pos0 = pos;
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if (/^[^ [\],():#!=><~+.]/.test(input.charAt(pos))) {
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result1 = input.charAt(pos);
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pos++;
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} else {
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result1 = null;
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if (reportFailures === 0) {
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matchFailed("[^ [\\],():#!=><~+.]");
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}
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}
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if (result1 !== null) {
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result0 = [];
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while (result1 !== null) {
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result0.push(result1);
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if (/^[^ [\],():#!=><~+.]/.test(input.charAt(pos))) {
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result1 = input.charAt(pos);
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pos++;
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} else {
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result1 = null;
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if (reportFailures === 0) {
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matchFailed("[^ [\\],():#!=><~+.]");
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}
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}
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}
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} else {
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result0 = null;
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}
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if (result0 !== null) {
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result0 = (function(offset, i) { return i.join(''); })(pos0, result0);
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}
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if (result0 === null) {
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pos = pos0;
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}
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cache[cacheKey] = {
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nextPos: pos,
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result: result0
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};
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return result0;
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}
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function parse_binaryOp() {
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var cacheKey = "binaryOp@" + pos;
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var cachedResult = cache[cacheKey];
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if (cachedResult) {
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pos = cachedResult.nextPos;
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return cachedResult.result;
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}
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var result0, result1, result2;
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var pos0, pos1;
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pos0 = pos;
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pos1 = pos;
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result0 = parse__();
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if (result0 !== null) {
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if (input.charCodeAt(pos) === 62) {
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result1 = ">";
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pos++;
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} else {
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result1 = null;
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if (reportFailures === 0) {
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matchFailed("\">\"");
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}
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}
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if (result1 !== null) {
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result2 = parse__();
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if (result2 !== null) {
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result0 = [result0, result1, result2];
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} else {
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result0 = null;
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pos = pos1;
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}
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} else {
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result0 = null;
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pos = pos1;
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}
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} else {
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result0 = null;
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pos = pos1;
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}
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if (result0 !== null) {
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result0 = (function(offset) { return 'child'; })(pos0);
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}
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if (result0 === null) {
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pos = pos0;
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}
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if (result0 === null) {
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pos0 = pos;
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pos1 = pos;
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result0 = parse__();
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if (result0 !== null) {
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if (input.charCodeAt(pos) === 126) {
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result1 = "~";
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pos++;
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} else {
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result1 = null;
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if (reportFailures === 0) {
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matchFailed("\"~\"");
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}
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}
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if (result1 !== null) {
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result2 = parse__();
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if (result2 !== null) {
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result0 = [result0, result1, result2];
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} else {
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result0 = null;
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pos = pos1;
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}
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} else {
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result0 = null;
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pos = pos1;
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}
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} else {
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result0 = null;
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pos = pos1;
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}
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if (result0 !== null) {
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result0 = (function(offset) { return 'sibling'; })(pos0);
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}
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if (result0 === null) {
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pos = pos0;
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}
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if (result0 === null) {
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pos0 = pos;
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pos1 = pos;
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result0 = parse__();
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if (result0 !== null) {
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if (input.charCodeAt(pos) === 43) {
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result1 = "+";
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pos++;
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} else {
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result1 = null;
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if (reportFailures === 0) {
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matchFailed("\"+\"");
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}
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|
}
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if (result1 !== null) {
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result2 = parse__();
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if (result2 !== null) {
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result0 = [result0, result1, result2];
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} else {
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result0 = null;
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pos = pos1;
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}
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} else {
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result0 = null;
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pos = pos1;
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}
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} else {
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result0 = null;
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pos = pos1;
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}
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if (result0 !== null) {
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result0 = (function(offset) { return 'adjacent'; })(pos0);
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}
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if (result0 === null) {
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pos = pos0;
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}
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if (result0 === null) {
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pos0 = pos;
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pos1 = pos;
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if (input.charCodeAt(pos) === 32) {
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result0 = " ";
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pos++;
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} else {
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result0 = null;
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if (reportFailures === 0) {
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matchFailed("\" \"");
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}
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}
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if (result0 !== null) {
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result1 = parse__();
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if (result1 !== null) {
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result0 = [result0, result1];
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} else {
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result0 = null;
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pos = pos1;
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}
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|
} else {
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result0 = null;
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pos = pos1;
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}
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|
if (result0 !== null) {
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result0 = (function(offset) { return 'descendant'; })(pos0);
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}
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if (result0 === null) {
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pos = pos0;
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}
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}
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}
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}
|
|
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cache[cacheKey] = {
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nextPos: pos,
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result: result0
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};
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return result0;
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}
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function parse_selectors() {
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var cacheKey = "selectors@" + pos;
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var cachedResult = cache[cacheKey];
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if (cachedResult) {
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pos = cachedResult.nextPos;
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return cachedResult.result;
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}
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var result0, result1, result2, result3, result4, result5;
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var pos0, pos1, pos2;
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pos0 = pos;
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pos1 = pos;
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result0 = parse_selector();
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if (result0 !== null) {
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result1 = [];
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pos2 = pos;
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result2 = parse__();
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if (result2 !== null) {
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if (input.charCodeAt(pos) === 44) {
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result3 = ",";
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pos++;
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} else {
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result3 = null;
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if (reportFailures === 0) {
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matchFailed("\",\"");
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}
|
|
}
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|
if (result3 !== null) {
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|
result4 = parse__();
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|
if (result4 !== null) {
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result5 = parse_selector();
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|
if (result5 !== null) {
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result2 = [result2, result3, result4, result5];
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|
} else {
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|
result2 = null;
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|
pos = pos2;
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|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
pos2 = pos;
|
|
result2 = parse__();
|
|
if (result2 !== null) {
|
|
if (input.charCodeAt(pos) === 44) {
|
|
result3 = ",";
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\",\"");
|
|
}
|
|
}
|
|
if (result3 !== null) {
|
|
result4 = parse__();
|
|
if (result4 !== null) {
|
|
result5 = parse_selector();
|
|
if (result5 !== null) {
|
|
result2 = [result2, result3, result4, result5];
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, s, ss) {
|
|
return [s].concat(ss.map(function (s) { return s[3]; }));
|
|
})(pos0, result0[0], result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_selector() {
|
|
var cacheKey = "selector@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3;
|
|
var pos0, pos1, pos2;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_sequence();
|
|
if (result0 !== null) {
|
|
result1 = [];
|
|
pos2 = pos;
|
|
result2 = parse_binaryOp();
|
|
if (result2 !== null) {
|
|
result3 = parse_sequence();
|
|
if (result3 !== null) {
|
|
result2 = [result2, result3];
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
pos2 = pos;
|
|
result2 = parse_binaryOp();
|
|
if (result2 !== null) {
|
|
result3 = parse_sequence();
|
|
if (result3 !== null) {
|
|
result2 = [result2, result3];
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, a, ops) {
|
|
return ops.reduce(function (memo, rhs) {
|
|
return { type: rhs[0], left: memo, right: rhs[1] };
|
|
}, a);
|
|
})(pos0, result0[0], result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_sequence() {
|
|
var cacheKey = "sequence@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.charCodeAt(pos) === 33) {
|
|
result0 = "!";
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"!\"");
|
|
}
|
|
}
|
|
result0 = result0 !== null ? result0 : "";
|
|
if (result0 !== null) {
|
|
result2 = parse_atom();
|
|
if (result2 !== null) {
|
|
result1 = [];
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
result2 = parse_atom();
|
|
}
|
|
} else {
|
|
result1 = null;
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, subject, as) {
|
|
var b = as.length === 1 ? as[0] : { type: 'compound', selectors: as };
|
|
if(subject) b.subject = true;
|
|
return b;
|
|
})(pos0, result0[0], result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_atom() {
|
|
var cacheKey = "atom@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
|
|
result0 = parse_wildcard();
|
|
if (result0 === null) {
|
|
result0 = parse_identifier();
|
|
if (result0 === null) {
|
|
result0 = parse_attr();
|
|
if (result0 === null) {
|
|
result0 = parse_field();
|
|
if (result0 === null) {
|
|
result0 = parse_negation();
|
|
if (result0 === null) {
|
|
result0 = parse_matches();
|
|
if (result0 === null) {
|
|
result0 = parse_firstChild();
|
|
if (result0 === null) {
|
|
result0 = parse_lastChild();
|
|
if (result0 === null) {
|
|
result0 = parse_nthChild();
|
|
if (result0 === null) {
|
|
result0 = parse_nthLastChild();
|
|
if (result0 === null) {
|
|
result0 = parse_class();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_wildcard() {
|
|
var cacheKey = "wildcard@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
pos0 = pos;
|
|
if (input.charCodeAt(pos) === 42) {
|
|
result0 = "*";
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"*\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, a) { return { type: 'wildcard', value: a }; })(pos0, result0);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_identifier() {
|
|
var cacheKey = "identifier@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.charCodeAt(pos) === 35) {
|
|
result0 = "#";
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"#\"");
|
|
}
|
|
}
|
|
result0 = result0 !== null ? result0 : "";
|
|
if (result0 !== null) {
|
|
result1 = parse_identifierName();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, i) { return { type: 'identifier', value: i }; })(pos0, result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_attr() {
|
|
var cacheKey = "attr@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.charCodeAt(pos) === 91) {
|
|
result0 = "[";
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"[\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse__();
|
|
if (result1 !== null) {
|
|
result2 = parse_attrValue();
|
|
if (result2 !== null) {
|
|
result3 = parse__();
|
|
if (result3 !== null) {
|
|
if (input.charCodeAt(pos) === 93) {
|
|
result4 = "]";
|
|
pos++;
|
|
} else {
|
|
result4 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"]\"");
|
|
}
|
|
}
|
|
if (result4 !== null) {
|
|
result0 = [result0, result1, result2, result3, result4];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, v) { return v; })(pos0, result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_attrOps() {
|
|
var cacheKey = "attrOps@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (/^[><!]/.test(input.charAt(pos))) {
|
|
result0 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[><!]");
|
|
}
|
|
}
|
|
result0 = result0 !== null ? result0 : "";
|
|
if (result0 !== null) {
|
|
if (input.charCodeAt(pos) === 61) {
|
|
result1 = "=";
|
|
pos++;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"=\"");
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, a) { return a + '='; })(pos0, result0[0]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
if (/^[><]/.test(input.charAt(pos))) {
|
|
result0 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[><]");
|
|
}
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_attrEqOps() {
|
|
var cacheKey = "attrEqOps@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.charCodeAt(pos) === 33) {
|
|
result0 = "!";
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"!\"");
|
|
}
|
|
}
|
|
result0 = result0 !== null ? result0 : "";
|
|
if (result0 !== null) {
|
|
if (input.charCodeAt(pos) === 61) {
|
|
result1 = "=";
|
|
pos++;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"=\"");
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, a) { return a + '='; })(pos0, result0[0]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_attrName() {
|
|
var cacheKey = "attrName@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1;
|
|
var pos0;
|
|
|
|
pos0 = pos;
|
|
result1 = parse_identifierName();
|
|
if (result1 === null) {
|
|
if (input.charCodeAt(pos) === 46) {
|
|
result1 = ".";
|
|
pos++;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\".\"");
|
|
}
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [];
|
|
while (result1 !== null) {
|
|
result0.push(result1);
|
|
result1 = parse_identifierName();
|
|
if (result1 === null) {
|
|
if (input.charCodeAt(pos) === 46) {
|
|
result1 = ".";
|
|
pos++;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\".\"");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, i) { return i.join(''); })(pos0, result0);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_attrValue() {
|
|
var cacheKey = "attrValue@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_attrName();
|
|
if (result0 !== null) {
|
|
result1 = parse__();
|
|
if (result1 !== null) {
|
|
result2 = parse_attrEqOps();
|
|
if (result2 !== null) {
|
|
result3 = parse__();
|
|
if (result3 !== null) {
|
|
result4 = parse_type();
|
|
if (result4 === null) {
|
|
result4 = parse_regex();
|
|
}
|
|
if (result4 !== null) {
|
|
result0 = [result0, result1, result2, result3, result4];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, name, op, value) {
|
|
return { type: 'attribute', name: name, operator: op, value: value };
|
|
})(pos0, result0[0], result0[2], result0[4]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_attrName();
|
|
if (result0 !== null) {
|
|
result1 = parse__();
|
|
if (result1 !== null) {
|
|
result2 = parse_attrOps();
|
|
if (result2 !== null) {
|
|
result3 = parse__();
|
|
if (result3 !== null) {
|
|
result4 = parse_string();
|
|
if (result4 === null) {
|
|
result4 = parse_number();
|
|
if (result4 === null) {
|
|
result4 = parse_path();
|
|
}
|
|
}
|
|
if (result4 !== null) {
|
|
result0 = [result0, result1, result2, result3, result4];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, name, op, value) {
|
|
return { type: 'attribute', name: name, operator: op, value: value };
|
|
})(pos0, result0[0], result0[2], result0[4]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
pos0 = pos;
|
|
result0 = parse_attrName();
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, name) { return { type: 'attribute', name: name }; })(pos0, result0);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_string() {
|
|
var cacheKey = "string@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3;
|
|
var pos0, pos1, pos2, pos3;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.charCodeAt(pos) === 34) {
|
|
result0 = "\"";
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\"\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = [];
|
|
if (/^[^\\"]/.test(input.charAt(pos))) {
|
|
result2 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[^\\\\\"]");
|
|
}
|
|
}
|
|
if (result2 === null) {
|
|
pos2 = pos;
|
|
pos3 = pos;
|
|
if (input.charCodeAt(pos) === 92) {
|
|
result2 = "\\";
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\\"");
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
if (input.length > pos) {
|
|
result3 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("any character");
|
|
}
|
|
}
|
|
if (result3 !== null) {
|
|
result2 = [result2, result3];
|
|
} else {
|
|
result2 = null;
|
|
pos = pos3;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos3;
|
|
}
|
|
if (result2 !== null) {
|
|
result2 = (function(offset, a, b) { return a + b; })(pos2, result2[0], result2[1]);
|
|
}
|
|
if (result2 === null) {
|
|
pos = pos2;
|
|
}
|
|
}
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
if (/^[^\\"]/.test(input.charAt(pos))) {
|
|
result2 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[^\\\\\"]");
|
|
}
|
|
}
|
|
if (result2 === null) {
|
|
pos2 = pos;
|
|
pos3 = pos;
|
|
if (input.charCodeAt(pos) === 92) {
|
|
result2 = "\\";
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\\"");
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
if (input.length > pos) {
|
|
result3 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("any character");
|
|
}
|
|
}
|
|
if (result3 !== null) {
|
|
result2 = [result2, result3];
|
|
} else {
|
|
result2 = null;
|
|
pos = pos3;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos3;
|
|
}
|
|
if (result2 !== null) {
|
|
result2 = (function(offset, a, b) { return a + b; })(pos2, result2[0], result2[1]);
|
|
}
|
|
if (result2 === null) {
|
|
pos = pos2;
|
|
}
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
if (input.charCodeAt(pos) === 34) {
|
|
result2 = "\"";
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\"\"");
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
result0 = [result0, result1, result2];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, d) {
|
|
return { type: 'literal', value: strUnescape(d.join('')) };
|
|
})(pos0, result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.charCodeAt(pos) === 39) {
|
|
result0 = "'";
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"'\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = [];
|
|
if (/^[^\\']/.test(input.charAt(pos))) {
|
|
result2 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[^\\\\']");
|
|
}
|
|
}
|
|
if (result2 === null) {
|
|
pos2 = pos;
|
|
pos3 = pos;
|
|
if (input.charCodeAt(pos) === 92) {
|
|
result2 = "\\";
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\\"");
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
if (input.length > pos) {
|
|
result3 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("any character");
|
|
}
|
|
}
|
|
if (result3 !== null) {
|
|
result2 = [result2, result3];
|
|
} else {
|
|
result2 = null;
|
|
pos = pos3;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos3;
|
|
}
|
|
if (result2 !== null) {
|
|
result2 = (function(offset, a, b) { return a + b; })(pos2, result2[0], result2[1]);
|
|
}
|
|
if (result2 === null) {
|
|
pos = pos2;
|
|
}
|
|
}
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
if (/^[^\\']/.test(input.charAt(pos))) {
|
|
result2 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[^\\\\']");
|
|
}
|
|
}
|
|
if (result2 === null) {
|
|
pos2 = pos;
|
|
pos3 = pos;
|
|
if (input.charCodeAt(pos) === 92) {
|
|
result2 = "\\";
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\\"");
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
if (input.length > pos) {
|
|
result3 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("any character");
|
|
}
|
|
}
|
|
if (result3 !== null) {
|
|
result2 = [result2, result3];
|
|
} else {
|
|
result2 = null;
|
|
pos = pos3;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos3;
|
|
}
|
|
if (result2 !== null) {
|
|
result2 = (function(offset, a, b) { return a + b; })(pos2, result2[0], result2[1]);
|
|
}
|
|
if (result2 === null) {
|
|
pos = pos2;
|
|
}
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
if (input.charCodeAt(pos) === 39) {
|
|
result2 = "'";
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"'\"");
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
result0 = [result0, result1, result2];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, d) {
|
|
return { type: 'literal', value: strUnescape(d.join('')) };
|
|
})(pos0, result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_number() {
|
|
var cacheKey = "number@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2;
|
|
var pos0, pos1, pos2;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
pos2 = pos;
|
|
result0 = [];
|
|
if (/^[0-9]/.test(input.charAt(pos))) {
|
|
result1 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[0-9]");
|
|
}
|
|
}
|
|
while (result1 !== null) {
|
|
result0.push(result1);
|
|
if (/^[0-9]/.test(input.charAt(pos))) {
|
|
result1 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[0-9]");
|
|
}
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
if (input.charCodeAt(pos) === 46) {
|
|
result1 = ".";
|
|
pos++;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\".\"");
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos2;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos2;
|
|
}
|
|
result0 = result0 !== null ? result0 : "";
|
|
if (result0 !== null) {
|
|
if (/^[0-9]/.test(input.charAt(pos))) {
|
|
result2 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[0-9]");
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
result1 = [];
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
if (/^[0-9]/.test(input.charAt(pos))) {
|
|
result2 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[0-9]");
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
result1 = null;
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, a, b) {
|
|
return { type: 'literal', value: parseFloat((a ? a.join('') : '') + b.join('')) };
|
|
})(pos0, result0[0], result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_path() {
|
|
var cacheKey = "path@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
pos0 = pos;
|
|
result0 = parse_identifierName();
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, i) { return { type: 'literal', value: i }; })(pos0, result0);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_type() {
|
|
var cacheKey = "type@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.substr(pos, 5) === "type(") {
|
|
result0 = "type(";
|
|
pos += 5;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"type(\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse__();
|
|
if (result1 !== null) {
|
|
if (/^[^ )]/.test(input.charAt(pos))) {
|
|
result3 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[^ )]");
|
|
}
|
|
}
|
|
if (result3 !== null) {
|
|
result2 = [];
|
|
while (result3 !== null) {
|
|
result2.push(result3);
|
|
if (/^[^ )]/.test(input.charAt(pos))) {
|
|
result3 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[^ )]");
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
}
|
|
if (result2 !== null) {
|
|
result3 = parse__();
|
|
if (result3 !== null) {
|
|
if (input.charCodeAt(pos) === 41) {
|
|
result4 = ")";
|
|
pos++;
|
|
} else {
|
|
result4 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\")\"");
|
|
}
|
|
}
|
|
if (result4 !== null) {
|
|
result0 = [result0, result1, result2, result3, result4];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, t) { return { type: 'type', value: t.join('') }; })(pos0, result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_regex() {
|
|
var cacheKey = "regex@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.charCodeAt(pos) === 47) {
|
|
result0 = "/";
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"/\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
if (/^[^\/]/.test(input.charAt(pos))) {
|
|
result2 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[^\\/]");
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
result1 = [];
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
if (/^[^\/]/.test(input.charAt(pos))) {
|
|
result2 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[^\\/]");
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
result1 = null;
|
|
}
|
|
if (result1 !== null) {
|
|
if (input.charCodeAt(pos) === 47) {
|
|
result2 = "/";
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"/\"");
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
result0 = [result0, result1, result2];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, d) { return { type: 'regexp', value: new RegExp(d.join('')) }; })(pos0, result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_field() {
|
|
var cacheKey = "field@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4;
|
|
var pos0, pos1, pos2;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.charCodeAt(pos) === 46) {
|
|
result0 = ".";
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\".\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse_identifierName();
|
|
if (result1 !== null) {
|
|
result2 = [];
|
|
pos2 = pos;
|
|
if (input.charCodeAt(pos) === 46) {
|
|
result3 = ".";
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\".\"");
|
|
}
|
|
}
|
|
if (result3 !== null) {
|
|
result4 = parse_identifierName();
|
|
if (result4 !== null) {
|
|
result3 = [result3, result4];
|
|
} else {
|
|
result3 = null;
|
|
pos = pos2;
|
|
}
|
|
} else {
|
|
result3 = null;
|
|
pos = pos2;
|
|
}
|
|
while (result3 !== null) {
|
|
result2.push(result3);
|
|
pos2 = pos;
|
|
if (input.charCodeAt(pos) === 46) {
|
|
result3 = ".";
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\".\"");
|
|
}
|
|
}
|
|
if (result3 !== null) {
|
|
result4 = parse_identifierName();
|
|
if (result4 !== null) {
|
|
result3 = [result3, result4];
|
|
} else {
|
|
result3 = null;
|
|
pos = pos2;
|
|
}
|
|
} else {
|
|
result3 = null;
|
|
pos = pos2;
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
result0 = [result0, result1, result2];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, i, is) {
|
|
return { type: 'field', name: is.reduce(function(memo, p){ return memo + p[0] + p[1]; }, i)};
|
|
})(pos0, result0[1], result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_negation() {
|
|
var cacheKey = "negation@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.substr(pos, 5) === ":not(") {
|
|
result0 = ":not(";
|
|
pos += 5;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\":not(\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse__();
|
|
if (result1 !== null) {
|
|
result2 = parse_selectors();
|
|
if (result2 !== null) {
|
|
result3 = parse__();
|
|
if (result3 !== null) {
|
|
if (input.charCodeAt(pos) === 41) {
|
|
result4 = ")";
|
|
pos++;
|
|
} else {
|
|
result4 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\")\"");
|
|
}
|
|
}
|
|
if (result4 !== null) {
|
|
result0 = [result0, result1, result2, result3, result4];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, ss) { return { type: 'not', selectors: ss }; })(pos0, result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_matches() {
|
|
var cacheKey = "matches@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.substr(pos, 9) === ":matches(") {
|
|
result0 = ":matches(";
|
|
pos += 9;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\":matches(\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse__();
|
|
if (result1 !== null) {
|
|
result2 = parse_selectors();
|
|
if (result2 !== null) {
|
|
result3 = parse__();
|
|
if (result3 !== null) {
|
|
if (input.charCodeAt(pos) === 41) {
|
|
result4 = ")";
|
|
pos++;
|
|
} else {
|
|
result4 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\")\"");
|
|
}
|
|
}
|
|
if (result4 !== null) {
|
|
result0 = [result0, result1, result2, result3, result4];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, ss) { return { type: 'matches', selectors: ss }; })(pos0, result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_firstChild() {
|
|
var cacheKey = "firstChild@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
pos0 = pos;
|
|
if (input.substr(pos, 12) === ":first-child") {
|
|
result0 = ":first-child";
|
|
pos += 12;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\":first-child\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset) { return nth(1); })(pos0);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_lastChild() {
|
|
var cacheKey = "lastChild@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
pos0 = pos;
|
|
if (input.substr(pos, 11) === ":last-child") {
|
|
result0 = ":last-child";
|
|
pos += 11;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\":last-child\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset) { return nthLast(1); })(pos0);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_nthChild() {
|
|
var cacheKey = "nthChild@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.substr(pos, 11) === ":nth-child(") {
|
|
result0 = ":nth-child(";
|
|
pos += 11;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\":nth-child(\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse__();
|
|
if (result1 !== null) {
|
|
if (/^[0-9]/.test(input.charAt(pos))) {
|
|
result3 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[0-9]");
|
|
}
|
|
}
|
|
if (result3 !== null) {
|
|
result2 = [];
|
|
while (result3 !== null) {
|
|
result2.push(result3);
|
|
if (/^[0-9]/.test(input.charAt(pos))) {
|
|
result3 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[0-9]");
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
}
|
|
if (result2 !== null) {
|
|
result3 = parse__();
|
|
if (result3 !== null) {
|
|
if (input.charCodeAt(pos) === 41) {
|
|
result4 = ")";
|
|
pos++;
|
|
} else {
|
|
result4 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\")\"");
|
|
}
|
|
}
|
|
if (result4 !== null) {
|
|
result0 = [result0, result1, result2, result3, result4];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, n) { return nth(parseInt(n.join(''), 10)); })(pos0, result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_nthLastChild() {
|
|
var cacheKey = "nthLastChild@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.substr(pos, 16) === ":nth-last-child(") {
|
|
result0 = ":nth-last-child(";
|
|
pos += 16;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\":nth-last-child(\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse__();
|
|
if (result1 !== null) {
|
|
if (/^[0-9]/.test(input.charAt(pos))) {
|
|
result3 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[0-9]");
|
|
}
|
|
}
|
|
if (result3 !== null) {
|
|
result2 = [];
|
|
while (result3 !== null) {
|
|
result2.push(result3);
|
|
if (/^[0-9]/.test(input.charAt(pos))) {
|
|
result3 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[0-9]");
|
|
}
|
|
}
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
}
|
|
if (result2 !== null) {
|
|
result3 = parse__();
|
|
if (result3 !== null) {
|
|
if (input.charCodeAt(pos) === 41) {
|
|
result4 = ")";
|
|
pos++;
|
|
} else {
|
|
result4 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\")\"");
|
|
}
|
|
}
|
|
if (result4 !== null) {
|
|
result0 = [result0, result1, result2, result3, result4];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, n) { return nthLast(parseInt(n.join(''), 10)); })(pos0, result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_class() {
|
|
var cacheKey = "class@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.charCodeAt(pos) === 58) {
|
|
result0 = ":";
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\":\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
if (input.substr(pos, 9).toLowerCase() === "statement") {
|
|
result1 = input.substr(pos, 9);
|
|
pos += 9;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"statement\"");
|
|
}
|
|
}
|
|
if (result1 === null) {
|
|
if (input.substr(pos, 10).toLowerCase() === "expression") {
|
|
result1 = input.substr(pos, 10);
|
|
pos += 10;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"expression\"");
|
|
}
|
|
}
|
|
if (result1 === null) {
|
|
if (input.substr(pos, 11).toLowerCase() === "declaration") {
|
|
result1 = input.substr(pos, 11);
|
|
pos += 11;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"declaration\"");
|
|
}
|
|
}
|
|
if (result1 === null) {
|
|
if (input.substr(pos, 8).toLowerCase() === "function") {
|
|
result1 = input.substr(pos, 8);
|
|
pos += 8;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"function\"");
|
|
}
|
|
}
|
|
if (result1 === null) {
|
|
if (input.substr(pos, 7).toLowerCase() === "pattern") {
|
|
result1 = input.substr(pos, 7);
|
|
pos += 7;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"pattern\"");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(offset, c) {
|
|
return { type: 'class', name: c };
|
|
})(pos0, result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
|
|
function cleanupExpected(expected) {
|
|
expected.sort();
|
|
|
|
var lastExpected = null;
|
|
var cleanExpected = [];
|
|
for (var i = 0; i < expected.length; i++) {
|
|
if (expected[i] !== lastExpected) {
|
|
cleanExpected.push(expected[i]);
|
|
lastExpected = expected[i];
|
|
}
|
|
}
|
|
return cleanExpected;
|
|
}
|
|
|
|
function computeErrorPosition() {
|
|
/*
|
|
* The first idea was to use |String.split| to break the input up to the
|
|
* error position along newlines and derive the line and column from
|
|
* there. However IE's |split| implementation is so broken that it was
|
|
* enough to prevent it.
|
|
*/
|
|
|
|
var line = 1;
|
|
var column = 1;
|
|
var seenCR = false;
|
|
|
|
for (var i = 0; i < Math.max(pos, rightmostFailuresPos); i++) {
|
|
var ch = input.charAt(i);
|
|
if (ch === "\n") {
|
|
if (!seenCR) { line++; }
|
|
column = 1;
|
|
seenCR = false;
|
|
} else if (ch === "\r" || ch === "\u2028" || ch === "\u2029") {
|
|
line++;
|
|
column = 1;
|
|
seenCR = true;
|
|
} else {
|
|
column++;
|
|
seenCR = false;
|
|
}
|
|
}
|
|
|
|
return { line: line, column: column };
|
|
}
|
|
|
|
|
|
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 'a': return '\a';
|
|
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;
|
|
}
|
|
});
|
|
}
|
|
|
|
|
|
var result = parseFunctions[startRule]();
|
|
|
|
/*
|
|
* The parser is now in one of the following three states:
|
|
*
|
|
* 1. The parser successfully parsed the whole input.
|
|
*
|
|
* - |result !== null|
|
|
* - |pos === input.length|
|
|
* - |rightmostFailuresExpected| may or may not contain something
|
|
*
|
|
* 2. The parser successfully parsed only a part of the input.
|
|
*
|
|
* - |result !== null|
|
|
* - |pos < input.length|
|
|
* - |rightmostFailuresExpected| may or may not contain something
|
|
*
|
|
* 3. The parser did not successfully parse any part of the input.
|
|
*
|
|
* - |result === null|
|
|
* - |pos === 0|
|
|
* - |rightmostFailuresExpected| contains at least one failure
|
|
*
|
|
* All code following this comment (including called functions) must
|
|
* handle these states.
|
|
*/
|
|
if (result === null || pos !== input.length) {
|
|
var offset = Math.max(pos, rightmostFailuresPos);
|
|
var found = offset < input.length ? input.charAt(offset) : null;
|
|
var errorPosition = computeErrorPosition();
|
|
|
|
throw new this.SyntaxError(
|
|
cleanupExpected(rightmostFailuresExpected),
|
|
found,
|
|
offset,
|
|
errorPosition.line,
|
|
errorPosition.column
|
|
);
|
|
}
|
|
|
|
return result;
|
|
},
|
|
|
|
/* Returns the parser source code. */
|
|
toSource: function() { return this._source; }
|
|
};
|
|
|
|
/* Thrown when a parser encounters a syntax error. */
|
|
|
|
result.SyntaxError = function(expected, found, offset, line, column) {
|
|
function buildMessage(expected, found) {
|
|
var expectedHumanized, foundHumanized;
|
|
|
|
switch (expected.length) {
|
|
case 0:
|
|
expectedHumanized = "end of input";
|
|
break;
|
|
case 1:
|
|
expectedHumanized = expected[0];
|
|
break;
|
|
default:
|
|
expectedHumanized = expected.slice(0, expected.length - 1).join(", ")
|
|
+ " or "
|
|
+ expected[expected.length - 1];
|
|
}
|
|
|
|
foundHumanized = found ? quote(found) : "end of input";
|
|
|
|
return "Expected " + expectedHumanized + " but " + foundHumanized + " found.";
|
|
}
|
|
|
|
this.name = "SyntaxError";
|
|
this.expected = expected;
|
|
this.found = found;
|
|
this.message = buildMessage(expected, found);
|
|
this.offset = offset;
|
|
this.line = line;
|
|
this.column = column;
|
|
};
|
|
|
|
result.SyntaxError.prototype = Error.prototype;
|
|
|
|
return result;
|
|
})();
|
|
if (typeof define === "function" && define.amd) { define(function(){ return result; }); } else if (typeof module !== "undefined" && module.exports) { module.exports = result; } else { this.esquery = result; }
|