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3595 lines
96 KiB
JavaScript
3595 lines
96 KiB
JavaScript
PEG.parser = (function(){
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/* Generated by PEG.js 0.6.2 (http://pegjs.majda.cz/). */
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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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"__": parse___,
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"action": parse_action,
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"and": parse_and,
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"braced": parse_braced,
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"bracketDelimitedCharacter": parse_bracketDelimitedCharacter,
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"choice": parse_choice,
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"class": parse_class,
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"classCharacter": parse_classCharacter,
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"classCharacterRange": parse_classCharacterRange,
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"colon": parse_colon,
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"comment": parse_comment,
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"digit": parse_digit,
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"dot": parse_dot,
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"doubleQuotedCharacter": parse_doubleQuotedCharacter,
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"doubleQuotedString": parse_doubleQuotedString,
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"eol": parse_eol,
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"eolChar": parse_eolChar,
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"eolEscapeSequence": parse_eolEscapeSequence,
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"equals": parse_equals,
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"grammar": parse_grammar,
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"hexDigit": parse_hexDigit,
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"hexEscapeSequence": parse_hexEscapeSequence,
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"identifier": parse_identifier,
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"initializer": parse_initializer,
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"labeled": parse_labeled,
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"letter": parse_letter,
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"literal": parse_literal,
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"lowerCaseLetter": parse_lowerCaseLetter,
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"lparen": parse_lparen,
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"multiLineComment": parse_multiLineComment,
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"nonBraceCharacter": parse_nonBraceCharacter,
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"nonBraceCharacters": parse_nonBraceCharacters,
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"not": parse_not,
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"plus": parse_plus,
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"prefixed": parse_prefixed,
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"primary": parse_primary,
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"question": parse_question,
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"rparen": parse_rparen,
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"rule": parse_rule,
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"semicolon": parse_semicolon,
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"sequence": parse_sequence,
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"simpleBracketDelimitedCharacter": parse_simpleBracketDelimitedCharacter,
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"simpleDoubleQuotedCharacter": parse_simpleDoubleQuotedCharacter,
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"simpleEscapeSequence": parse_simpleEscapeSequence,
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"simpleSingleQuotedCharacter": parse_simpleSingleQuotedCharacter,
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"singleLineComment": parse_singleLineComment,
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"singleQuotedCharacter": parse_singleQuotedCharacter,
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"singleQuotedString": parse_singleQuotedString,
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"slash": parse_slash,
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"star": parse_star,
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"string": parse_string,
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"suffixed": parse_suffixed,
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"unicodeEscapeSequence": parse_unicodeEscapeSequence,
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"upperCaseLetter": parse_upperCaseLetter,
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"whitespace": parse_whitespace,
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"zeroEscapeSequence": parse_zeroEscapeSequence
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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 = "grammar";
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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 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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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_grammar() {
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var cacheKey = "grammar@" + 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;
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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___();
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if (result0 !== null) {
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result1 = parse_initializer();
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result1 = result1 !== null ? result1 : "";
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if (result1 !== null) {
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result3 = parse_rule();
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if (result3 !== null) {
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result2 = [];
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while (result3 !== null) {
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result2.push(result3);
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result3 = parse_rule();
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}
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} else {
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result2 = null;
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}
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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(initializer, rules) {
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var rulesConverted = {};
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each(rules, function(rule) { rulesConverted[rule.name] = rule; });
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return {
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type: "grammar",
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initializer: initializer !== "" ? initializer : null,
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rules: rulesConverted,
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startRule: rules[0].name
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};
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})(result0[1], result0[2]);
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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_initializer() {
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var cacheKey = "initializer@" + 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, pos2;
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pos0 = pos;
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pos1 = pos;
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result0 = parse_action();
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if (result0 !== null) {
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result1 = parse_semicolon();
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result1 = result1 !== null ? result1 : "";
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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(code) {
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return {
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type: "initializer",
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code: code
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};
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})(result0[0]);
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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_rule() {
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var cacheKey = "rule@" + 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_identifier();
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if (result0 !== null) {
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result1 = parse_string();
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if (result1 === null) {
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result1 = "";
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}
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if (result1 !== null) {
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result2 = parse_equals();
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if (result2 !== null) {
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result3 = parse_choice();
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if (result3 !== null) {
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result4 = parse_semicolon();
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result4 = result4 !== null ? result4 : "";
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if (result4 !== null) {
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result0 = [result0, result1, result2, result3, result4];
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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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} 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(name, displayName, expression) {
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return {
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type: "rule",
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name: name,
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displayName: displayName !== "" ? displayName : null,
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expression: expression
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};
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})(result0[0], result0[1], result0[3]);
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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_choice() {
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var cacheKey = "choice@" + 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, pos3;
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pos0 = pos;
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pos1 = pos;
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result0 = parse_sequence();
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if (result0 !== null) {
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result1 = [];
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pos2 = pos;
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result2 = parse_slash();
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if (result2 !== null) {
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result3 = parse_sequence();
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if (result3 !== null) {
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result2 = [result2, result3];
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} else {
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result2 = null;
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pos = pos2;
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}
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} else {
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result2 = null;
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pos = pos2;
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}
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while (result2 !== null) {
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result1.push(result2);
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pos2 = pos;
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result2 = parse_slash();
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if (result2 !== null) {
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result3 = parse_sequence();
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if (result3 !== null) {
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result2 = [result2, result3];
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} else {
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result2 = null;
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pos = pos2;
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}
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} else {
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result2 = null;
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pos = pos2;
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}
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}
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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(head, tail) {
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if (tail.length > 0) {
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var alternatives = [head].concat(map(
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tail,
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function(element) { return element[1]; }
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));
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return {
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type: "choice",
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alternatives: alternatives
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};
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} else {
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return head;
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}
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})(result0[0], result0[1]);
|
|
}
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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;
|
|
}
|
|
|
|
function parse_sequence() {
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|
var cacheKey = "sequence@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2;
|
|
var pos0, pos1, pos2;
|
|
|
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pos0 = pos;
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pos1 = pos;
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result0 = [];
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result1 = parse_labeled();
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while (result1 !== null) {
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result0.push(result1);
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result1 = parse_labeled();
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}
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if (result0 !== null) {
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|
result1 = parse_action();
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|
if (result1 !== null) {
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result0 = [result0, result1];
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|
} else {
|
|
result0 = null;
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|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(elements, code) {
|
|
var expression = elements.length !== 1
|
|
? {
|
|
type: "sequence",
|
|
elements: elements
|
|
}
|
|
: elements[0];
|
|
return {
|
|
type: "action",
|
|
expression: expression,
|
|
code: code
|
|
};
|
|
})(result0[0], result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
pos0 = pos;
|
|
result0 = [];
|
|
result1 = parse_labeled();
|
|
while (result1 !== null) {
|
|
result0.push(result1);
|
|
result1 = parse_labeled();
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(elements) {
|
|
return elements.length !== 1
|
|
? {
|
|
type: "sequence",
|
|
elements: elements
|
|
}
|
|
: elements[0];
|
|
})(result0);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_labeled() {
|
|
var cacheKey = "labeled@" + 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_identifier();
|
|
if (result0 !== null) {
|
|
result1 = parse_colon();
|
|
if (result1 !== null) {
|
|
result2 = parse_prefixed();
|
|
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(label, expression) {
|
|
return {
|
|
type: "labeled",
|
|
label: label,
|
|
expression: expression
|
|
};
|
|
})(result0[0], result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
result0 = parse_prefixed();
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_prefixed() {
|
|
var cacheKey = "prefixed@" + 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;
|
|
result0 = parse_and();
|
|
if (result0 !== null) {
|
|
result1 = parse_action();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(code) {
|
|
return {
|
|
type: "semantic_and",
|
|
code: code
|
|
};
|
|
})(result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_and();
|
|
if (result0 !== null) {
|
|
result1 = parse_suffixed();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(expression) {
|
|
return {
|
|
type: "simple_and",
|
|
expression: expression
|
|
};
|
|
})(result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_not();
|
|
if (result0 !== null) {
|
|
result1 = parse_action();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(code) {
|
|
return {
|
|
type: "semantic_not",
|
|
code: code
|
|
};
|
|
})(result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_not();
|
|
if (result0 !== null) {
|
|
result1 = parse_suffixed();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(expression) {
|
|
return {
|
|
type: "simple_not",
|
|
expression: expression
|
|
};
|
|
})(result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
result0 = parse_suffixed();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_suffixed() {
|
|
var cacheKey = "suffixed@" + 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;
|
|
result0 = parse_primary();
|
|
if (result0 !== null) {
|
|
result1 = parse_question();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(expression) {
|
|
return {
|
|
type: "optional",
|
|
expression: expression
|
|
};
|
|
})(result0[0]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_primary();
|
|
if (result0 !== null) {
|
|
result1 = parse_star();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(expression) {
|
|
return {
|
|
type: "zero_or_more",
|
|
expression: expression
|
|
};
|
|
})(result0[0]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_primary();
|
|
if (result0 !== null) {
|
|
result1 = parse_plus();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(expression) {
|
|
return {
|
|
type: "one_or_more",
|
|
expression: expression
|
|
};
|
|
})(result0[0]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
result0 = parse_primary();
|
|
}
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_primary() {
|
|
var cacheKey = "primary@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4;
|
|
var pos0, pos1, pos2, pos3, pos4;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_identifier();
|
|
if (result0 !== null) {
|
|
pos2 = pos;
|
|
reportFailures++;
|
|
pos3 = pos;
|
|
result1 = parse_string();
|
|
if (result1 === null) {
|
|
result1 = "";
|
|
}
|
|
if (result1 !== null) {
|
|
result2 = parse_equals();
|
|
if (result2 !== null) {
|
|
result1 = [result1, result2];
|
|
} else {
|
|
result1 = null;
|
|
pos = pos3;
|
|
}
|
|
} else {
|
|
result1 = null;
|
|
pos = pos3;
|
|
}
|
|
reportFailures--;
|
|
if (result1 === null) {
|
|
result1 = "";
|
|
} else {
|
|
result1 = null;
|
|
pos = pos2;
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(name) {
|
|
return {
|
|
type: "rule_ref",
|
|
name: name
|
|
};
|
|
})(result0[0]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
result0 = parse_literal();
|
|
if (result0 === null) {
|
|
pos0 = pos;
|
|
result0 = parse_dot();
|
|
if (result0 !== null) {
|
|
result0 = (function() { return { type: "any" }; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
if (result0 === null) {
|
|
result0 = parse_class();
|
|
if (result0 === null) {
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_lparen();
|
|
if (result0 !== null) {
|
|
result1 = parse_choice();
|
|
if (result1 !== null) {
|
|
result2 = parse_rparen();
|
|
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(expression) { return expression; })(result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_action() {
|
|
var cacheKey = "action@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2;
|
|
var pos0, pos1, pos2;
|
|
|
|
reportFailures++;
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_braced();
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(braced) { return braced.substr(1, braced.length - 2); })(result0[0]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
reportFailures--;
|
|
if (reportFailures === 0 && result0 === null) {
|
|
matchFailed("action");
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_braced() {
|
|
var cacheKey = "braced@" + 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;
|
|
if (input.charCodeAt(pos) === 123) {
|
|
result0 = "{";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"{\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = [];
|
|
result2 = parse_braced();
|
|
if (result2 === null) {
|
|
result2 = parse_nonBraceCharacter();
|
|
}
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
result2 = parse_braced();
|
|
if (result2 === null) {
|
|
result2 = parse_nonBraceCharacter();
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
if (input.charCodeAt(pos) === 125) {
|
|
result2 = "}";
|
|
pos += 1;
|
|
} 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(parts) {
|
|
return "{" + parts.join("") + "}";
|
|
})(result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_nonBraceCharacters() {
|
|
var cacheKey = "nonBraceCharacters@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
result1 = parse_nonBraceCharacter();
|
|
if (result1 !== null) {
|
|
result0 = [];
|
|
while (result1 !== null) {
|
|
result0.push(result1);
|
|
result1 = parse_nonBraceCharacter();
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(chars) { return chars.join(""); })(result0);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_nonBraceCharacter() {
|
|
var cacheKey = "nonBraceCharacter@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
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_equals() {
|
|
var cacheKey = "equals@" + 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;
|
|
if (input.charCodeAt(pos) === 61) {
|
|
result0 = "=";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"=\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return "="; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_colon() {
|
|
var cacheKey = "colon@" + 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;
|
|
if (input.charCodeAt(pos) === 58) {
|
|
result0 = ":";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\":\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return ":"; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_semicolon() {
|
|
var cacheKey = "semicolon@" + 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;
|
|
if (input.charCodeAt(pos) === 59) {
|
|
result0 = ";";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\";\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return ";"; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_slash() {
|
|
var cacheKey = "slash@" + 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;
|
|
if (input.charCodeAt(pos) === 47) {
|
|
result0 = "/";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"/\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return "/"; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_and() {
|
|
var cacheKey = "and@" + 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;
|
|
if (input.charCodeAt(pos) === 38) {
|
|
result0 = "&";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"&\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return "&"; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_not() {
|
|
var cacheKey = "not@" + 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;
|
|
if (input.charCodeAt(pos) === 33) {
|
|
result0 = "!";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"!\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return "!"; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_question() {
|
|
var cacheKey = "question@" + 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;
|
|
if (input.charCodeAt(pos) === 63) {
|
|
result0 = "?";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"?\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return "?"; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_star() {
|
|
var cacheKey = "star@" + 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;
|
|
if (input.charCodeAt(pos) === 42) {
|
|
result0 = "*";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"*\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return "*"; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_plus() {
|
|
var cacheKey = "plus@" + 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;
|
|
if (input.charCodeAt(pos) === 43) {
|
|
result0 = "+";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"+\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return "+"; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_lparen() {
|
|
var cacheKey = "lparen@" + 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;
|
|
if (input.charCodeAt(pos) === 40) {
|
|
result0 = "(";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"(\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return "("; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_rparen() {
|
|
var cacheKey = "rparen@" + 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;
|
|
if (input.charCodeAt(pos) === 41) {
|
|
result0 = ")";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\")\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return ")"; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_dot() {
|
|
var cacheKey = "dot@" + 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;
|
|
if (input.charCodeAt(pos) === 46) {
|
|
result0 = ".";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\".\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return "."; })();
|
|
}
|
|
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, result2, result3;
|
|
var pos0, pos1, pos2;
|
|
|
|
reportFailures++;
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_letter();
|
|
if (result0 === null) {
|
|
if (input.charCodeAt(pos) === 95) {
|
|
result0 = "_";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"_\"");
|
|
}
|
|
}
|
|
if (result0 === null) {
|
|
if (input.charCodeAt(pos) === 36) {
|
|
result0 = "$";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"$\"");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = [];
|
|
result2 = parse_letter();
|
|
if (result2 === null) {
|
|
result2 = parse_digit();
|
|
if (result2 === null) {
|
|
if (input.charCodeAt(pos) === 95) {
|
|
result2 = "_";
|
|
pos += 1;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"_\"");
|
|
}
|
|
}
|
|
if (result2 === null) {
|
|
if (input.charCodeAt(pos) === 36) {
|
|
result2 = "$";
|
|
pos += 1;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"$\"");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
result2 = parse_letter();
|
|
if (result2 === null) {
|
|
result2 = parse_digit();
|
|
if (result2 === null) {
|
|
if (input.charCodeAt(pos) === 95) {
|
|
result2 = "_";
|
|
pos += 1;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"_\"");
|
|
}
|
|
}
|
|
if (result2 === null) {
|
|
if (input.charCodeAt(pos) === 36) {
|
|
result2 = "$";
|
|
pos += 1;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"$\"");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result2 = parse___();
|
|
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(head, tail) {
|
|
return head + tail.join("");
|
|
})(result0[0], result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
reportFailures--;
|
|
if (reportFailures === 0 && result0 === null) {
|
|
matchFailed("identifier");
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_literal() {
|
|
var cacheKey = "literal@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0, pos1;
|
|
|
|
reportFailures++;
|
|
pos0 = pos;
|
|
result0 = parse_string();
|
|
if (result0 !== null) {
|
|
result0 = (function(value) {
|
|
return {
|
|
type: "literal",
|
|
value: value
|
|
};
|
|
})(result0);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
reportFailures--;
|
|
if (reportFailures === 0 && result0 === null) {
|
|
matchFailed("literal");
|
|
}
|
|
|
|
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;
|
|
var pos0, pos1, pos2;
|
|
|
|
reportFailures++;
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
result0 = parse_doubleQuotedString();
|
|
if (result0 === null) {
|
|
result0 = parse_singleQuotedString();
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse___();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(string) { return string; })(result0[0]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
reportFailures--;
|
|
if (reportFailures === 0 && result0 === null) {
|
|
matchFailed("string");
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_doubleQuotedString() {
|
|
var cacheKey = "doubleQuotedString@" + 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;
|
|
if (input.charCodeAt(pos) === 34) {
|
|
result0 = "\"";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\"\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = [];
|
|
result2 = parse_doubleQuotedCharacter();
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
result2 = parse_doubleQuotedCharacter();
|
|
}
|
|
if (result1 !== null) {
|
|
if (input.charCodeAt(pos) === 34) {
|
|
result2 = "\"";
|
|
pos += 1;
|
|
} 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(chars) { return chars.join(""); })(result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_doubleQuotedCharacter() {
|
|
var cacheKey = "doubleQuotedCharacter@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
result0 = parse_simpleDoubleQuotedCharacter();
|
|
if (result0 === null) {
|
|
result0 = parse_simpleEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_zeroEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_hexEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_unicodeEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_eolEscapeSequence();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_simpleDoubleQuotedCharacter() {
|
|
var cacheKey = "simpleDoubleQuotedCharacter@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2;
|
|
var pos0, pos1, pos2, pos3;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
pos2 = pos;
|
|
reportFailures++;
|
|
if (input.charCodeAt(pos) === 34) {
|
|
result0 = "\"";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\"\"");
|
|
}
|
|
}
|
|
if (result0 === null) {
|
|
if (input.charCodeAt(pos) === 92) {
|
|
result0 = "\\";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\\"");
|
|
}
|
|
}
|
|
if (result0 === null) {
|
|
result0 = parse_eolChar();
|
|
}
|
|
}
|
|
reportFailures--;
|
|
if (result0 === null) {
|
|
result0 = "";
|
|
} else {
|
|
result0 = null;
|
|
pos = pos2;
|
|
}
|
|
if (result0 !== null) {
|
|
if (input.length > pos) {
|
|
result1 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("any character");
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(char_) { return char_; })(result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_singleQuotedString() {
|
|
var cacheKey = "singleQuotedString@" + 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;
|
|
if (input.charCodeAt(pos) === 39) {
|
|
result0 = "'";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"'\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = [];
|
|
result2 = parse_singleQuotedCharacter();
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
result2 = parse_singleQuotedCharacter();
|
|
}
|
|
if (result1 !== null) {
|
|
if (input.charCodeAt(pos) === 39) {
|
|
result2 = "'";
|
|
pos += 1;
|
|
} 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(chars) { return chars.join(""); })(result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_singleQuotedCharacter() {
|
|
var cacheKey = "singleQuotedCharacter@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
result0 = parse_simpleSingleQuotedCharacter();
|
|
if (result0 === null) {
|
|
result0 = parse_simpleEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_zeroEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_hexEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_unicodeEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_eolEscapeSequence();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_simpleSingleQuotedCharacter() {
|
|
var cacheKey = "simpleSingleQuotedCharacter@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2;
|
|
var pos0, pos1, pos2, pos3;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
pos2 = pos;
|
|
reportFailures++;
|
|
if (input.charCodeAt(pos) === 39) {
|
|
result0 = "'";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"'\"");
|
|
}
|
|
}
|
|
if (result0 === null) {
|
|
if (input.charCodeAt(pos) === 92) {
|
|
result0 = "\\";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\\"");
|
|
}
|
|
}
|
|
if (result0 === null) {
|
|
result0 = parse_eolChar();
|
|
}
|
|
}
|
|
reportFailures--;
|
|
if (result0 === null) {
|
|
result0 = "";
|
|
} else {
|
|
result0 = null;
|
|
pos = pos2;
|
|
}
|
|
if (result0 !== null) {
|
|
if (input.length > pos) {
|
|
result1 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("any character");
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(char_) { return char_; })(result0[1]);
|
|
}
|
|
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, result2, result3, result4, result5;
|
|
var pos0, pos1, pos2;
|
|
|
|
reportFailures++;
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.charCodeAt(pos) === 91) {
|
|
result0 = "[";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"[\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
if (input.charCodeAt(pos) === 94) {
|
|
result1 = "^";
|
|
pos += 1;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"^\"");
|
|
}
|
|
}
|
|
result1 = result1 !== null ? result1 : "";
|
|
if (result1 !== null) {
|
|
result2 = [];
|
|
result3 = parse_classCharacterRange();
|
|
if (result3 === null) {
|
|
result3 = parse_classCharacter();
|
|
}
|
|
while (result3 !== null) {
|
|
result2.push(result3);
|
|
result3 = parse_classCharacterRange();
|
|
if (result3 === null) {
|
|
result3 = parse_classCharacter();
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
if (input.charCodeAt(pos) === 93) {
|
|
result3 = "]";
|
|
pos += 1;
|
|
} else {
|
|
result3 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"]\"");
|
|
}
|
|
}
|
|
if (result3 !== null) {
|
|
result4 = parse___();
|
|
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(inverted, parts) {
|
|
var partsConverted = map(parts, function(part) { return part.data; });
|
|
var rawText = "["
|
|
+ inverted
|
|
+ map(parts, function(part) { return part.rawText; }).join("")
|
|
+ "]";
|
|
|
|
return {
|
|
type: "class",
|
|
inverted: inverted === "^",
|
|
parts: partsConverted,
|
|
// FIXME: Get the raw text from the input directly.
|
|
rawText: rawText
|
|
};
|
|
})(result0[1], result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
reportFailures--;
|
|
if (reportFailures === 0 && result0 === null) {
|
|
matchFailed("character class");
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_classCharacterRange() {
|
|
var cacheKey = "classCharacterRange@" + 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_classCharacter();
|
|
if (result0 !== null) {
|
|
if (input.charCodeAt(pos) === 45) {
|
|
result1 = "-";
|
|
pos += 1;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"-\"");
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result2 = parse_classCharacter();
|
|
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(begin, end) {
|
|
if (begin.data.charCodeAt(0) > end.data.charCodeAt(0)) {
|
|
throw new this.SyntaxError(
|
|
"Invalid character range: " + begin.rawText + "-" + end.rawText + "."
|
|
);
|
|
}
|
|
|
|
return {
|
|
data: [begin.data, end.data],
|
|
// FIXME: Get the raw text from the input directly.
|
|
rawText: begin.rawText + "-" + end.rawText
|
|
};
|
|
})(result0[0], result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_classCharacter() {
|
|
var cacheKey = "classCharacter@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0, pos1;
|
|
|
|
pos0 = pos;
|
|
result0 = parse_bracketDelimitedCharacter();
|
|
if (result0 !== null) {
|
|
result0 = (function(char_) {
|
|
return {
|
|
data: char_,
|
|
// FIXME: Get the raw text from the input directly.
|
|
rawText: quoteForRegexpClass(char_)
|
|
};
|
|
})(result0);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_bracketDelimitedCharacter() {
|
|
var cacheKey = "bracketDelimitedCharacter@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
result0 = parse_simpleBracketDelimitedCharacter();
|
|
if (result0 === null) {
|
|
result0 = parse_simpleEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_zeroEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_hexEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_unicodeEscapeSequence();
|
|
if (result0 === null) {
|
|
result0 = parse_eolEscapeSequence();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_simpleBracketDelimitedCharacter() {
|
|
var cacheKey = "simpleBracketDelimitedCharacter@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2;
|
|
var pos0, pos1, pos2, pos3;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
pos2 = pos;
|
|
reportFailures++;
|
|
if (input.charCodeAt(pos) === 93) {
|
|
result0 = "]";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"]\"");
|
|
}
|
|
}
|
|
if (result0 === null) {
|
|
if (input.charCodeAt(pos) === 92) {
|
|
result0 = "\\";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\\"");
|
|
}
|
|
}
|
|
if (result0 === null) {
|
|
result0 = parse_eolChar();
|
|
}
|
|
}
|
|
reportFailures--;
|
|
if (result0 === null) {
|
|
result0 = "";
|
|
} else {
|
|
result0 = null;
|
|
pos = pos2;
|
|
}
|
|
if (result0 !== null) {
|
|
if (input.length > pos) {
|
|
result1 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("any character");
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(char_) { return char_; })(result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_simpleEscapeSequence() {
|
|
var cacheKey = "simpleEscapeSequence@" + 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) === 92) {
|
|
result0 = "\\";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
pos2 = pos;
|
|
reportFailures++;
|
|
result1 = parse_digit();
|
|
if (result1 === null) {
|
|
if (input.charCodeAt(pos) === 120) {
|
|
result1 = "x";
|
|
pos += 1;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"x\"");
|
|
}
|
|
}
|
|
if (result1 === null) {
|
|
if (input.charCodeAt(pos) === 117) {
|
|
result1 = "u";
|
|
pos += 1;
|
|
} else {
|
|
result1 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"u\"");
|
|
}
|
|
}
|
|
if (result1 === null) {
|
|
result1 = parse_eolChar();
|
|
}
|
|
}
|
|
}
|
|
reportFailures--;
|
|
if (result1 === null) {
|
|
result1 = "";
|
|
} else {
|
|
result1 = null;
|
|
pos = pos2;
|
|
}
|
|
if (result1 !== null) {
|
|
if (input.length > pos) {
|
|
result2 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("any character");
|
|
}
|
|
}
|
|
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(char_) {
|
|
return char_
|
|
.replace("b", "\b")
|
|
.replace("f", "\f")
|
|
.replace("n", "\n")
|
|
.replace("r", "\r")
|
|
.replace("t", "\t")
|
|
.replace("v", "\x0B"); // IE does not recognize "\v".
|
|
})(result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_zeroEscapeSequence() {
|
|
var cacheKey = "zeroEscapeSequence@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2;
|
|
var pos0, pos1, pos2, pos3;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.substr(pos, 2) === "\\0") {
|
|
result0 = "\\0";
|
|
pos += 2;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\0\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
pos2 = pos;
|
|
reportFailures++;
|
|
result1 = parse_digit();
|
|
reportFailures--;
|
|
if (result1 === null) {
|
|
result1 = "";
|
|
} else {
|
|
result1 = null;
|
|
pos = pos2;
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function() { return "\x00"; })();
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_hexEscapeSequence() {
|
|
var cacheKey = "hexEscapeSequence@" + 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;
|
|
if (input.substr(pos, 2) === "\\x") {
|
|
result0 = "\\x";
|
|
pos += 2;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\x\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse_hexDigit();
|
|
if (result1 !== null) {
|
|
result2 = parse_hexDigit();
|
|
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(h1, h2) {
|
|
return String.fromCharCode(parseInt(h1 + h2, 16));
|
|
})(result0[1], result0[2]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_unicodeEscapeSequence() {
|
|
var cacheKey = "unicodeEscapeSequence@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4, result5;
|
|
var pos0, pos1, pos2;
|
|
|
|
pos0 = pos;
|
|
pos1 = pos;
|
|
if (input.substr(pos, 2) === "\\u") {
|
|
result0 = "\\u";
|
|
pos += 2;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\u\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse_hexDigit();
|
|
if (result1 !== null) {
|
|
result2 = parse_hexDigit();
|
|
if (result2 !== null) {
|
|
result3 = parse_hexDigit();
|
|
if (result3 !== null) {
|
|
result4 = parse_hexDigit();
|
|
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(h1, h2, h3, h4) {
|
|
return String.fromCharCode(parseInt(h1 + h2 + h3 + h4, 16));
|
|
})(result0[1], result0[2], result0[3], result0[4]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_eolEscapeSequence() {
|
|
var cacheKey = "eolEscapeSequence@" + 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;
|
|
if (input.charCodeAt(pos) === 92) {
|
|
result0 = "\\";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\\\\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = parse_eol();
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos1;
|
|
}
|
|
if (result0 !== null) {
|
|
result0 = (function(eol) { return eol; })(result0[1]);
|
|
}
|
|
if (result0 === null) {
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_digit() {
|
|
var cacheKey = "digit@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
if (/^[0-9]/.test(input.charAt(pos))) {
|
|
result0 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[0-9]");
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_hexDigit() {
|
|
var cacheKey = "hexDigit@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
if (/^[0-9a-fA-F]/.test(input.charAt(pos))) {
|
|
result0 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[0-9a-fA-F]");
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_letter() {
|
|
var cacheKey = "letter@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
result0 = parse_lowerCaseLetter();
|
|
if (result0 === null) {
|
|
result0 = parse_upperCaseLetter();
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_lowerCaseLetter() {
|
|
var cacheKey = "lowerCaseLetter@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
if (/^[a-z]/.test(input.charAt(pos))) {
|
|
result0 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[a-z]");
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_upperCaseLetter() {
|
|
var cacheKey = "upperCaseLetter@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
if (/^[A-Z]/.test(input.charAt(pos))) {
|
|
result0 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[A-Z]");
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse___() {
|
|
var cacheKey = "__@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1;
|
|
var pos0;
|
|
|
|
result0 = [];
|
|
result1 = parse_whitespace();
|
|
if (result1 === null) {
|
|
result1 = parse_eol();
|
|
if (result1 === null) {
|
|
result1 = parse_comment();
|
|
}
|
|
}
|
|
while (result1 !== null) {
|
|
result0.push(result1);
|
|
result1 = parse_whitespace();
|
|
if (result1 === null) {
|
|
result1 = parse_eol();
|
|
if (result1 === null) {
|
|
result1 = parse_comment();
|
|
}
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_comment() {
|
|
var cacheKey = "comment@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
reportFailures++;
|
|
result0 = parse_singleLineComment();
|
|
if (result0 === null) {
|
|
result0 = parse_multiLineComment();
|
|
}
|
|
reportFailures--;
|
|
if (reportFailures === 0 && result0 === null) {
|
|
matchFailed("comment");
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_singleLineComment() {
|
|
var cacheKey = "singleLineComment@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4, result5;
|
|
var pos0, pos1, pos2, pos3;
|
|
|
|
pos0 = pos;
|
|
if (input.substr(pos, 2) === "//") {
|
|
result0 = "//";
|
|
pos += 2;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"//\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = [];
|
|
pos1 = pos;
|
|
pos2 = pos;
|
|
reportFailures++;
|
|
result2 = parse_eolChar();
|
|
reportFailures--;
|
|
if (result2 === null) {
|
|
result2 = "";
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
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 = pos1;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos1;
|
|
}
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
pos1 = pos;
|
|
pos2 = pos;
|
|
reportFailures++;
|
|
result2 = parse_eolChar();
|
|
reportFailures--;
|
|
if (result2 === null) {
|
|
result2 = "";
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
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 = pos1;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos1;
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
result0 = [result0, result1];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos0;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_multiLineComment() {
|
|
var cacheKey = "multiLineComment@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0, result1, result2, result3, result4, result5;
|
|
var pos0, pos1, pos2, pos3;
|
|
|
|
pos0 = pos;
|
|
if (input.substr(pos, 2) === "/*") {
|
|
result0 = "/*";
|
|
pos += 2;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"/*\"");
|
|
}
|
|
}
|
|
if (result0 !== null) {
|
|
result1 = [];
|
|
pos1 = pos;
|
|
pos2 = pos;
|
|
reportFailures++;
|
|
if (input.substr(pos, 2) === "*/") {
|
|
result2 = "*/";
|
|
pos += 2;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"*/\"");
|
|
}
|
|
}
|
|
reportFailures--;
|
|
if (result2 === null) {
|
|
result2 = "";
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
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 = pos1;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos1;
|
|
}
|
|
while (result2 !== null) {
|
|
result1.push(result2);
|
|
pos1 = pos;
|
|
pos2 = pos;
|
|
reportFailures++;
|
|
if (input.substr(pos, 2) === "*/") {
|
|
result2 = "*/";
|
|
pos += 2;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"*/\"");
|
|
}
|
|
}
|
|
reportFailures--;
|
|
if (result2 === null) {
|
|
result2 = "";
|
|
} else {
|
|
result2 = null;
|
|
pos = pos2;
|
|
}
|
|
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 = pos1;
|
|
}
|
|
} else {
|
|
result2 = null;
|
|
pos = pos1;
|
|
}
|
|
}
|
|
if (result1 !== null) {
|
|
if (input.substr(pos, 2) === "*/") {
|
|
result2 = "*/";
|
|
pos += 2;
|
|
} else {
|
|
result2 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"*/\"");
|
|
}
|
|
}
|
|
if (result2 !== null) {
|
|
result0 = [result0, result1, result2];
|
|
} else {
|
|
result0 = null;
|
|
pos = pos0;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos0;
|
|
}
|
|
} else {
|
|
result0 = null;
|
|
pos = pos0;
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_eol() {
|
|
var cacheKey = "eol@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
reportFailures++;
|
|
if (input.charCodeAt(pos) === 10) {
|
|
result0 = "\n";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\n\"");
|
|
}
|
|
}
|
|
if (result0 === null) {
|
|
if (input.substr(pos, 2) === "\r\n") {
|
|
result0 = "\r\n";
|
|
pos += 2;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\r\\n\"");
|
|
}
|
|
}
|
|
if (result0 === null) {
|
|
if (input.charCodeAt(pos) === 13) {
|
|
result0 = "\r";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\r\"");
|
|
}
|
|
}
|
|
if (result0 === null) {
|
|
if (input.charCodeAt(pos) === 8232) {
|
|
result0 = "\u2028";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\u2028\"");
|
|
}
|
|
}
|
|
if (result0 === null) {
|
|
if (input.charCodeAt(pos) === 8233) {
|
|
result0 = "\u2029";
|
|
pos += 1;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("\"\\u2029\"");
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
reportFailures--;
|
|
if (reportFailures === 0 && result0 === null) {
|
|
matchFailed("end of line");
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_eolChar() {
|
|
var cacheKey = "eolChar@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
if (/^[\n\r\u2028\u2029]/.test(input.charAt(pos))) {
|
|
result0 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[\\n\\r\\u2028\\u2029]");
|
|
}
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function parse_whitespace() {
|
|
var cacheKey = "whitespace@" + pos;
|
|
var cachedResult = cache[cacheKey];
|
|
if (cachedResult) {
|
|
pos = cachedResult.nextPos;
|
|
return cachedResult.result;
|
|
}
|
|
|
|
var result0;
|
|
var pos0;
|
|
|
|
reportFailures++;
|
|
if (/^[ \t\x0B\f\xA0\uFEFF\u1680\u180E\u2000-\u200A\u202F\u205F\u3000]/.test(input.charAt(pos))) {
|
|
result0 = input.charAt(pos);
|
|
pos++;
|
|
} else {
|
|
result0 = null;
|
|
if (reportFailures === 0) {
|
|
matchFailed("[ \\t\\x0B\\f\\xA0\\uFEFF\\u1680\\u180E\\u2000-\\u200A\\u202F\\u205F\\u3000]");
|
|
}
|
|
}
|
|
reportFailures--;
|
|
if (reportFailures === 0 && result0 === null) {
|
|
matchFailed("whitespace");
|
|
}
|
|
|
|
cache[cacheKey] = {
|
|
nextPos: pos,
|
|
result: result0
|
|
};
|
|
return result0;
|
|
}
|
|
|
|
function buildErrorMessage() {
|
|
function buildExpected(failuresExpected) {
|
|
failuresExpected.sort();
|
|
|
|
var lastFailure = null;
|
|
var failuresExpectedUnique = [];
|
|
for (var i = 0; i < failuresExpected.length; i++) {
|
|
if (failuresExpected[i] !== lastFailure) {
|
|
failuresExpectedUnique.push(failuresExpected[i]);
|
|
lastFailure = failuresExpected[i];
|
|
}
|
|
}
|
|
|
|
switch (failuresExpectedUnique.length) {
|
|
case 0:
|
|
return "end of input";
|
|
case 1:
|
|
return failuresExpectedUnique[0];
|
|
default:
|
|
return failuresExpectedUnique.slice(0, failuresExpectedUnique.length - 1).join(", ")
|
|
+ " or "
|
|
+ failuresExpectedUnique[failuresExpectedUnique.length - 1];
|
|
}
|
|
}
|
|
|
|
var expected = buildExpected(rightmostFailuresExpected);
|
|
var actualPos = Math.max(pos, rightmostFailuresPos);
|
|
var actual = actualPos < input.length
|
|
? quote(input.charAt(actualPos))
|
|
: "end of input";
|
|
|
|
return "Expected " + expected + " but " + actual + " found.";
|
|
}
|
|
|
|
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 < 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 };
|
|
}
|
|
|
|
|
|
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 errorPosition = computeErrorPosition();
|
|
throw new this.SyntaxError(
|
|
buildErrorMessage(),
|
|
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(message, line, column) {
|
|
this.name = "SyntaxError";
|
|
this.message = message;
|
|
this.line = line;
|
|
this.column = column;
|
|
};
|
|
|
|
result.SyntaxError.prototype = Error.prototype;
|
|
|
|
return result;
|
|
})();
|