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Posted to commits@cordova.apache.org by st...@apache.org on 2016/03/04 00:54:57 UTC
[17/59] [abbrv] [partial] mac commit: CB-10668 added node_modules
directory
http://git-wip-us.apache.org/repos/asf/cordova-osx/blob/42cbe9fd/node_modules/pegjs/lib/peg.js
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diff --git a/node_modules/pegjs/lib/peg.js b/node_modules/pegjs/lib/peg.js
new file mode 100644
index 0000000..94c9423
--- /dev/null
+++ b/node_modules/pegjs/lib/peg.js
@@ -0,0 +1,5141 @@
+/* PEG.js 0.6.2 (http://pegjs.majda.cz/) */
+
+(function() {
+
+var undefined;
+
+var PEG = {
+ /* PEG.js version. */
+ VERSION: "0.6.2",
+
+ /*
+ * Generates a parser from a specified grammar and returns it.
+ *
+ * The grammar must be a string in the format described by the metagramar in
+ * the parser.pegjs file.
+ *
+ * Throws |PEG.parser.SyntaxError| if the grammar contains a syntax error or
+ * |PEG.GrammarError| if it contains a semantic error. Note that not all
+ * errors are detected during the generation and some may protrude to the
+ * generated parser and cause its malfunction.
+ */
+ buildParser: function(grammar) {
+ return PEG.compiler.compile(PEG.parser.parse(grammar));
+ }
+};
+
+/* Thrown when the grammar contains an error. */
+
+PEG.GrammarError = function(message) {
+ this.name = "PEG.GrammarError";
+ this.message = message;
+};
+
+PEG.GrammarError.prototype = Error.prototype;
+
+function contains(array, value) {
+ /*
+ * Stupid IE does not have Array.prototype.indexOf, otherwise this function
+ * would be a one-liner.
+ */
+ var length = array.length;
+ for (var i = 0; i < length; i++) {
+ if (array[i] === value) {
+ return true;
+ }
+ }
+ return false;
+}
+
+function each(array, callback) {
+ var length = array.length;
+ for (var i = 0; i < length; i++) {
+ callback(array[i]);
+ }
+}
+
+function map(array, callback) {
+ var result = [];
+ var length = array.length;
+ for (var i = 0; i < length; i++) {
+ result[i] = callback(array[i]);
+ }
+ return result;
+}
+
+/*
+ * Returns a string padded on the left to a desired length with a character.
+ *
+ * The code needs to be in sync with th code template in the compilation
+ * function for "action" nodes.
+ */
+function padLeft(input, padding, length) {
+ var result = input;
+
+ var padLength = length - input.length;
+ for (var i = 0; i < padLength; i++) {
+ result = padding + result;
+ }
+
+ return result;
+}
+
+/*
+ * Returns an escape sequence for given character. Uses \x for characters <=
+ * 0xFF to save space, \u for the rest.
+ *
+ * The code needs to be in sync with th code template in the compilation
+ * function for "action" nodes.
+ */
+function escape(ch) {
+ var charCode = ch.charCodeAt(0);
+
+ if (charCode <= 0xFF) {
+ var escapeChar = 'x';
+ var length = 2;
+ } else {
+ var escapeChar = 'u';
+ var length = 4;
+ }
+
+ return '\\' + escapeChar + padLeft(charCode.toString(16).toUpperCase(), '0', length);
+}
+
+/*
+ * Surrounds the string with quotes and escapes characters inside so that the
+ * result is a valid JavaScript string.
+ *
+ * The code needs to be in sync with th code template in the compilation
+ * function for "action" nodes.
+ */
+function quote(s) {
+ /*
+ * ECMA-262, 5th ed., 7.8.4: All characters may appear literally in a string
+ * literal except for the closing quote character, backslash, carriage return,
+ * line separator, paragraph separator, and line feed. Any character may
+ * appear in the form of an escape sequence.
+ *
+ * For portability, we also escape escape all non-ASCII characters.
+ */
+ return '"' + s
+ .replace(/\\/g, '\\\\') // backslash
+ .replace(/"/g, '\\"') // closing quote character
+ .replace(/\r/g, '\\r') // carriage return
+ .replace(/\n/g, '\\n') // line feed
+ .replace(/[\x80-\uFFFF]/g, escape) // non-ASCII characters
+ + '"';
+};
+
+/*
+ * Escapes characters inside the string so that it can be used as a list of
+ * characters in a character class of a regular expression.
+ */
+function quoteForRegexpClass(s) {
+ /*
+ * Based on ECMA-262, 5th ed., 7.8.5 & 15.10.1.
+ *
+ * For portability, we also escape escape all non-ASCII characters.
+ */
+ return s
+ .replace(/\\/g, '\\\\') // backslash
+ .replace(/\0/g, '\\0') // null, IE needs this
+ .replace(/\//g, '\\/') // closing slash
+ .replace(/]/g, '\\]') // closing bracket
+ .replace(/-/g, '\\-') // dash
+ .replace(/\r/g, '\\r') // carriage return
+ .replace(/\n/g, '\\n') // line feed
+ .replace(/[\x80-\uFFFF]/g, escape) // non-ASCII characters
+}
+
+/*
+ * Builds a node visitor -- a function which takes a node and any number of
+ * other parameters, calls an appropriate function according to the node type,
+ * passes it all its parameters and returns its value. The functions for various
+ * node types are passed in a parameter to |buildNodeVisitor| as a hash.
+ */
+function buildNodeVisitor(functions) {
+ return function(node) {
+ return functions[node.type].apply(null, arguments);
+ }
+}
+PEG.parser = (function(){
+ /* Generated by PEG.js 0.6.2 (http://pegjs.majda.cz/). */
+
+ var result = {
+ /*
+ * Parses the input with a generated parser. If the parsing is successfull,
+ * returns a value explicitly or implicitly specified by the grammar from
+ * which the parser was generated (see |PEG.buildParser|). If the parsing is
+ * unsuccessful, throws |PEG.parser.SyntaxError| describing the error.
+ */
+ parse: function(input, startRule) {
+ var parseFunctions = {
+ "__": parse___,
+ "action": parse_action,
+ "and": parse_and,
+ "braced": parse_braced,
+ "bracketDelimitedCharacter": parse_bracketDelimitedCharacter,
+ "choice": parse_choice,
+ "class": parse_class,
+ "classCharacter": parse_classCharacter,
+ "classCharacterRange": parse_classCharacterRange,
+ "colon": parse_colon,
+ "comment": parse_comment,
+ "digit": parse_digit,
+ "dot": parse_dot,
+ "doubleQuotedCharacter": parse_doubleQuotedCharacter,
+ "doubleQuotedLiteral": parse_doubleQuotedLiteral,
+ "eol": parse_eol,
+ "eolChar": parse_eolChar,
+ "eolEscapeSequence": parse_eolEscapeSequence,
+ "equals": parse_equals,
+ "grammar": parse_grammar,
+ "hexDigit": parse_hexDigit,
+ "hexEscapeSequence": parse_hexEscapeSequence,
+ "identifier": parse_identifier,
+ "initializer": parse_initializer,
+ "labeled": parse_labeled,
+ "letter": parse_letter,
+ "literal": parse_literal,
+ "lowerCaseLetter": parse_lowerCaseLetter,
+ "lparen": parse_lparen,
+ "multiLineComment": parse_multiLineComment,
+ "nonBraceCharacter": parse_nonBraceCharacter,
+ "nonBraceCharacters": parse_nonBraceCharacters,
+ "not": parse_not,
+ "plus": parse_plus,
+ "prefixed": parse_prefixed,
+ "primary": parse_primary,
+ "question": parse_question,
+ "rparen": parse_rparen,
+ "rule": parse_rule,
+ "semicolon": parse_semicolon,
+ "sequence": parse_sequence,
+ "simpleBracketDelimitedCharacter": parse_simpleBracketDelimitedCharacter,
+ "simpleDoubleQuotedCharacter": parse_simpleDoubleQuotedCharacter,
+ "simpleEscapeSequence": parse_simpleEscapeSequence,
+ "simpleSingleQuotedCharacter": parse_simpleSingleQuotedCharacter,
+ "singleLineComment": parse_singleLineComment,
+ "singleQuotedCharacter": parse_singleQuotedCharacter,
+ "singleQuotedLiteral": parse_singleQuotedLiteral,
+ "slash": parse_slash,
+ "star": parse_star,
+ "suffixed": parse_suffixed,
+ "unicodeEscapeSequence": parse_unicodeEscapeSequence,
+ "upperCaseLetter": parse_upperCaseLetter,
+ "whitespace": parse_whitespace,
+ "zeroEscapeSequence": parse_zeroEscapeSequence
+ };
+
+ if (startRule !== undefined) {
+ if (parseFunctions[startRule] === undefined) {
+ throw new Error("Invalid rule name: " + quote(startRule) + ".");
+ }
+ } else {
+ startRule = "grammar";
+ }
+
+ var pos = 0;
+ var reportMatchFailures = true;
+ var rightmostMatchFailuresPos = 0;
+ var rightmostMatchFailuresExpected = [];
+ var cache = {};
+
+ function padLeft(input, padding, length) {
+ var result = input;
+
+ var padLength = length - input.length;
+ for (var i = 0; i < padLength; i++) {
+ result = padding + result;
+ }
+
+ return result;
+ }
+
+ function escape(ch) {
+ var charCode = ch.charCodeAt(0);
+
+ if (charCode <= 0xFF) {
+ var escapeChar = 'x';
+ var length = 2;
+ } else {
+ var escapeChar = 'u';
+ var length = 4;
+ }
+
+ return '\\' + escapeChar + padLeft(charCode.toString(16).toUpperCase(), '0', length);
+ }
+
+ function quote(s) {
+ /*
+ * ECMA-262, 5th ed., 7.8.4: All characters may appear literally in a
+ * string literal except for the closing quote character, backslash,
+ * carriage return, line separator, paragraph separator, and line feed.
+ * Any character may appear in the form of an escape sequence.
+ */
+ return '"' + s
+ .replace(/\\/g, '\\\\') // backslash
+ .replace(/"/g, '\\"') // closing quote character
+ .replace(/\r/g, '\\r') // carriage return
+ .replace(/\n/g, '\\n') // line feed
+ .replace(/[\x80-\uFFFF]/g, escape) // non-ASCII characters
+ + '"';
+ }
+
+ function matchFailed(failure) {
+ if (pos < rightmostMatchFailuresPos) {
+ return;
+ }
+
+ if (pos > rightmostMatchFailuresPos) {
+ rightmostMatchFailuresPos = pos;
+ rightmostMatchFailuresExpected = [];
+ }
+
+ rightmostMatchFailuresExpected.push(failure);
+ }
+
+ function parse_grammar() {
+ var cacheKey = 'grammar@' + pos;
+ var cachedResult = cache[cacheKey];
+ if (cachedResult) {
+ pos = cachedResult.nextPos;
+ return cachedResult.result;
+ }
+
+
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ var result3 = parse___();
+ if (result3 !== null) {
+ var result7 = parse_initializer();
+ var result4 = result7 !== null ? result7 : '';
+ if (result4 !== null) {
+ var result6 = parse_rule();
+ if (result6 !== null) {
+ var result5 = [];
+ while (result6 !== null) {
+ result5.push(result6);
+ var result6 = parse_rule();
+ }
+ } else {
+ var result5 = null;
+ }
+ if (result5 !== null) {
+ var result1 = [result3, result4, result5];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(initializer, rules) {
+ var rulesConverted = {};
+ each(rules, function(rule) { rulesConverted[rule.name] = rule; });
+
+ return {
+ type: "grammar",
+ initializer: initializer !== "" ? initializer : null,
+ rules: rulesConverted,
+ startRule: rules[0].name
+ }
+ })(result1[1], result1[2])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ cache[cacheKey] = {
+ nextPos: pos,
+ result: result0
+ };
+ return result0;
+ }
+
+ function parse_initializer() {
+ var cacheKey = 'initializer@' + pos;
+ var cachedResult = cache[cacheKey];
+ if (cachedResult) {
+ pos = cachedResult.nextPos;
+ return cachedResult.result;
+ }
+
+
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ var result3 = parse_action();
+ if (result3 !== null) {
+ var result5 = parse_semicolon();
+ var result4 = result5 !== null ? result5 : '';
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(code) {
+ return {
+ type: "initializer",
+ code: code
+ };
+ })(result1[0])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ cache[cacheKey] = {
+ nextPos: pos,
+ result: result0
+ };
+ return result0;
+ }
+
+ function parse_rule() {
+ var cacheKey = 'rule@' + pos;
+ var cachedResult = cache[cacheKey];
+ if (cachedResult) {
+ pos = cachedResult.nextPos;
+ return cachedResult.result;
+ }
+
+
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ var result3 = parse_identifier();
+ if (result3 !== null) {
+ var result10 = parse_literal();
+ if (result10 !== null) {
+ var result4 = result10;
+ } else {
+ if (input.substr(pos, 0) === "") {
+ var result9 = "";
+ pos += 0;
+ } else {
+ var result9 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"\"");
+ }
+ }
+ if (result9 !== null) {
+ var result4 = result9;
+ } else {
+ var result4 = null;;
+ };
+ }
+ if (result4 !== null) {
+ var result5 = parse_equals();
+ if (result5 !== null) {
+ var result6 = parse_choice();
+ if (result6 !== null) {
+ var result8 = parse_semicolon();
+ var result7 = result8 !== null ? result8 : '';
+ if (result7 !== null) {
+ var result1 = [result3, result4, result5, result6, result7];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(name, displayName, expression) {
+ return {
+ type: "rule",
+ name: name,
+ displayName: displayName !== "" ? displayName : null,
+ expression: expression
+ };
+ })(result1[0], result1[1], result1[3])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ cache[cacheKey] = {
+ nextPos: pos,
+ result: result0
+ };
+ return result0;
+ }
+
+ function parse_choice() {
+ var cacheKey = 'choice@' + pos;
+ var cachedResult = cache[cacheKey];
+ if (cachedResult) {
+ pos = cachedResult.nextPos;
+ return cachedResult.result;
+ }
+
+
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ var result3 = parse_sequence();
+ if (result3 !== null) {
+ var result4 = [];
+ var savedPos2 = pos;
+ var result6 = parse_slash();
+ if (result6 !== null) {
+ var result7 = parse_sequence();
+ if (result7 !== null) {
+ var result5 = [result6, result7];
+ } else {
+ var result5 = null;
+ pos = savedPos2;
+ }
+ } else {
+ var result5 = null;
+ pos = savedPos2;
+ }
+ while (result5 !== null) {
+ result4.push(result5);
+ var savedPos2 = pos;
+ var result6 = parse_slash();
+ if (result6 !== null) {
+ var result7 = parse_sequence();
+ if (result7 !== null) {
+ var result5 = [result6, result7];
+ } else {
+ var result5 = null;
+ pos = savedPos2;
+ }
+ } else {
+ var result5 = null;
+ pos = savedPos2;
+ }
+ }
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(head, tail) {
+ if (tail.length > 0) {
+ var alternatives = [head].concat(map(
+ tail,
+ function(element) { return element[1]; }
+ ));
+ return {
+ type: "choice",
+ alternatives: alternatives
+ }
+ } else {
+ return head;
+ }
+ })(result1[0], result1[1])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ cache[cacheKey] = {
+ nextPos: pos,
+ result: result0
+ };
+ return result0;
+ }
+
+ function parse_sequence() {
+ var cacheKey = 'sequence@' + pos;
+ var cachedResult = cache[cacheKey];
+ if (cachedResult) {
+ pos = cachedResult.nextPos;
+ return cachedResult.result;
+ }
+
+
+ var savedPos1 = pos;
+ var savedPos2 = pos;
+ var result8 = [];
+ var result10 = parse_labeled();
+ while (result10 !== null) {
+ result8.push(result10);
+ var result10 = parse_labeled();
+ }
+ if (result8 !== null) {
+ var result9 = parse_action();
+ if (result9 !== null) {
+ var result6 = [result8, result9];
+ } else {
+ var result6 = null;
+ pos = savedPos2;
+ }
+ } else {
+ var result6 = null;
+ pos = savedPos2;
+ }
+ var result7 = result6 !== null
+ ? (function(elements, code) {
+ var expression = elements.length != 1
+ ? {
+ type: "sequence",
+ elements: elements
+ }
+ : elements[0];
+ return {
+ type: "action",
+ expression: expression,
+ code: code
+ };
+ })(result6[0], result6[1])
+ : null;
+ if (result7 !== null) {
+ var result5 = result7;
+ } else {
+ var result5 = null;
+ pos = savedPos1;
+ }
+ if (result5 !== null) {
+ var result0 = result5;
+ } else {
+ var savedPos0 = pos;
+ var result2 = [];
+ var result4 = parse_labeled();
+ while (result4 !== null) {
+ result2.push(result4);
+ var result4 = parse_labeled();
+ }
+ var result3 = result2 !== null
+ ? (function(elements) {
+ return elements.length != 1
+ ? {
+ type: "sequence",
+ elements: elements
+ }
+ : elements[0];
+ })(result2)
+ : null;
+ if (result3 !== null) {
+ var result1 = result3;
+ } else {
+ var result1 = null;
+ pos = savedPos0;
+ }
+ if (result1 !== null) {
+ var result0 = result1;
+ } else {
+ var result0 = null;;
+ };
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ var result5 = parse_identifier();
+ if (result5 !== null) {
+ var result6 = parse_colon();
+ if (result6 !== null) {
+ var result7 = parse_prefixed();
+ if (result7 !== null) {
+ var result3 = [result5, result6, result7];
+ } else {
+ var result3 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result3 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result3 = null;
+ pos = savedPos1;
+ }
+ var result4 = result3 !== null
+ ? (function(label, expression) {
+ return {
+ type: "labeled",
+ label: label,
+ expression: expression
+ };
+ })(result3[0], result3[2])
+ : null;
+ if (result4 !== null) {
+ var result2 = result4;
+ } else {
+ var result2 = null;
+ pos = savedPos0;
+ }
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result1 = parse_prefixed();
+ if (result1 !== null) {
+ var result0 = result1;
+ } else {
+ var result0 = null;;
+ };
+ }
+
+
+
+ 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 savedPos6 = pos;
+ var savedPos7 = pos;
+ var result20 = parse_and();
+ if (result20 !== null) {
+ var result21 = parse_action();
+ if (result21 !== null) {
+ var result18 = [result20, result21];
+ } else {
+ var result18 = null;
+ pos = savedPos7;
+ }
+ } else {
+ var result18 = null;
+ pos = savedPos7;
+ }
+ var result19 = result18 !== null
+ ? (function(code) {
+ return {
+ type: "semantic_and",
+ code: code
+ };
+ })(result18[1])
+ : null;
+ if (result19 !== null) {
+ var result17 = result19;
+ } else {
+ var result17 = null;
+ pos = savedPos6;
+ }
+ if (result17 !== null) {
+ var result0 = result17;
+ } else {
+ var savedPos4 = pos;
+ var savedPos5 = pos;
+ var result15 = parse_and();
+ if (result15 !== null) {
+ var result16 = parse_suffixed();
+ if (result16 !== null) {
+ var result13 = [result15, result16];
+ } else {
+ var result13 = null;
+ pos = savedPos5;
+ }
+ } else {
+ var result13 = null;
+ pos = savedPos5;
+ }
+ var result14 = result13 !== null
+ ? (function(expression) {
+ return {
+ type: "simple_and",
+ expression: expression
+ };
+ })(result13[1])
+ : null;
+ if (result14 !== null) {
+ var result12 = result14;
+ } else {
+ var result12 = null;
+ pos = savedPos4;
+ }
+ if (result12 !== null) {
+ var result0 = result12;
+ } else {
+ var savedPos2 = pos;
+ var savedPos3 = pos;
+ var result10 = parse_not();
+ if (result10 !== null) {
+ var result11 = parse_action();
+ if (result11 !== null) {
+ var result8 = [result10, result11];
+ } else {
+ var result8 = null;
+ pos = savedPos3;
+ }
+ } else {
+ var result8 = null;
+ pos = savedPos3;
+ }
+ var result9 = result8 !== null
+ ? (function(code) {
+ return {
+ type: "semantic_not",
+ code: code
+ };
+ })(result8[1])
+ : null;
+ if (result9 !== null) {
+ var result7 = result9;
+ } else {
+ var result7 = null;
+ pos = savedPos2;
+ }
+ if (result7 !== null) {
+ var result0 = result7;
+ } else {
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ var result5 = parse_not();
+ if (result5 !== null) {
+ var result6 = parse_suffixed();
+ if (result6 !== null) {
+ var result3 = [result5, result6];
+ } else {
+ var result3 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result3 = null;
+ pos = savedPos1;
+ }
+ var result4 = result3 !== null
+ ? (function(expression) {
+ return {
+ type: "simple_not",
+ expression: expression
+ };
+ })(result3[1])
+ : null;
+ if (result4 !== null) {
+ var result2 = result4;
+ } else {
+ var result2 = null;
+ pos = savedPos0;
+ }
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result1 = parse_suffixed();
+ if (result1 !== null) {
+ var result0 = result1;
+ } else {
+ var result0 = null;;
+ };
+ };
+ };
+ };
+ }
+
+
+
+ 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 savedPos4 = pos;
+ var savedPos5 = pos;
+ var result15 = parse_primary();
+ if (result15 !== null) {
+ var result16 = parse_question();
+ if (result16 !== null) {
+ var result13 = [result15, result16];
+ } else {
+ var result13 = null;
+ pos = savedPos5;
+ }
+ } else {
+ var result13 = null;
+ pos = savedPos5;
+ }
+ var result14 = result13 !== null
+ ? (function(expression) {
+ return {
+ type: "optional",
+ expression: expression
+ };
+ })(result13[0])
+ : null;
+ if (result14 !== null) {
+ var result12 = result14;
+ } else {
+ var result12 = null;
+ pos = savedPos4;
+ }
+ if (result12 !== null) {
+ var result0 = result12;
+ } else {
+ var savedPos2 = pos;
+ var savedPos3 = pos;
+ var result10 = parse_primary();
+ if (result10 !== null) {
+ var result11 = parse_star();
+ if (result11 !== null) {
+ var result8 = [result10, result11];
+ } else {
+ var result8 = null;
+ pos = savedPos3;
+ }
+ } else {
+ var result8 = null;
+ pos = savedPos3;
+ }
+ var result9 = result8 !== null
+ ? (function(expression) {
+ return {
+ type: "zero_or_more",
+ expression: expression
+ };
+ })(result8[0])
+ : null;
+ if (result9 !== null) {
+ var result7 = result9;
+ } else {
+ var result7 = null;
+ pos = savedPos2;
+ }
+ if (result7 !== null) {
+ var result0 = result7;
+ } else {
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ var result5 = parse_primary();
+ if (result5 !== null) {
+ var result6 = parse_plus();
+ if (result6 !== null) {
+ var result3 = [result5, result6];
+ } else {
+ var result3 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result3 = null;
+ pos = savedPos1;
+ }
+ var result4 = result3 !== null
+ ? (function(expression) {
+ return {
+ type: "one_or_more",
+ expression: expression
+ };
+ })(result3[0])
+ : null;
+ if (result4 !== null) {
+ var result2 = result4;
+ } else {
+ var result2 = null;
+ pos = savedPos0;
+ }
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result1 = parse_primary();
+ if (result1 !== null) {
+ var result0 = result1;
+ } else {
+ var result0 = null;;
+ };
+ };
+ };
+ }
+
+
+
+ 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 savedPos4 = pos;
+ var savedPos5 = pos;
+ var result17 = parse_identifier();
+ if (result17 !== null) {
+ var savedPos6 = pos;
+ var savedReportMatchFailuresVar0 = reportMatchFailures;
+ reportMatchFailures = false;
+ var savedPos7 = pos;
+ var result23 = parse_literal();
+ if (result23 !== null) {
+ var result20 = result23;
+ } else {
+ if (input.substr(pos, 0) === "") {
+ var result22 = "";
+ pos += 0;
+ } else {
+ var result22 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"\"");
+ }
+ }
+ if (result22 !== null) {
+ var result20 = result22;
+ } else {
+ var result20 = null;;
+ };
+ }
+ if (result20 !== null) {
+ var result21 = parse_equals();
+ if (result21 !== null) {
+ var result19 = [result20, result21];
+ } else {
+ var result19 = null;
+ pos = savedPos7;
+ }
+ } else {
+ var result19 = null;
+ pos = savedPos7;
+ }
+ reportMatchFailures = savedReportMatchFailuresVar0;
+ if (result19 === null) {
+ var result18 = '';
+ } else {
+ var result18 = null;
+ pos = savedPos6;
+ }
+ if (result18 !== null) {
+ var result15 = [result17, result18];
+ } else {
+ var result15 = null;
+ pos = savedPos5;
+ }
+ } else {
+ var result15 = null;
+ pos = savedPos5;
+ }
+ var result16 = result15 !== null
+ ? (function(name) {
+ return {
+ type: "rule_ref",
+ name: name
+ };
+ })(result15[0])
+ : null;
+ if (result16 !== null) {
+ var result14 = result16;
+ } else {
+ var result14 = null;
+ pos = savedPos4;
+ }
+ if (result14 !== null) {
+ var result0 = result14;
+ } else {
+ var savedPos3 = pos;
+ var result12 = parse_literal();
+ var result13 = result12 !== null
+ ? (function(value) {
+ return {
+ type: "literal",
+ value: value
+ };
+ })(result12)
+ : null;
+ if (result13 !== null) {
+ var result11 = result13;
+ } else {
+ var result11 = null;
+ pos = savedPos3;
+ }
+ if (result11 !== null) {
+ var result0 = result11;
+ } else {
+ var savedPos2 = pos;
+ var result9 = parse_dot();
+ var result10 = result9 !== null
+ ? (function() { return { type: "any" }; })()
+ : null;
+ if (result10 !== null) {
+ var result8 = result10;
+ } else {
+ var result8 = null;
+ pos = savedPos2;
+ }
+ if (result8 !== null) {
+ var result0 = result8;
+ } else {
+ var result7 = parse_class();
+ if (result7 !== null) {
+ var result0 = result7;
+ } else {
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ var result4 = parse_lparen();
+ if (result4 !== null) {
+ var result5 = parse_choice();
+ if (result5 !== null) {
+ var result6 = parse_rparen();
+ if (result6 !== null) {
+ var result2 = [result4, result5, result6];
+ } else {
+ var result2 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result2 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result2 = null;
+ pos = savedPos1;
+ }
+ var result3 = result2 !== null
+ ? (function(expression) { return expression; })(result2[1])
+ : null;
+ if (result3 !== null) {
+ var result1 = result3;
+ } else {
+ var result1 = null;
+ pos = savedPos0;
+ }
+ if (result1 !== null) {
+ var result0 = result1;
+ } else {
+ var result0 = null;;
+ };
+ };
+ };
+ };
+ }
+
+
+
+ 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 savedReportMatchFailures = reportMatchFailures;
+ reportMatchFailures = false;
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ var result3 = parse_braced();
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(braced) { return braced.substr(1, braced.length - 2); })(result1[0])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+ reportMatchFailures = savedReportMatchFailures;
+ if (reportMatchFailures && 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "{") {
+ var result3 = "{";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"{\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = [];
+ var result8 = parse_braced();
+ if (result8 !== null) {
+ var result6 = result8;
+ } else {
+ var result7 = parse_nonBraceCharacter();
+ if (result7 !== null) {
+ var result6 = result7;
+ } else {
+ var result6 = null;;
+ };
+ }
+ while (result6 !== null) {
+ result4.push(result6);
+ var result8 = parse_braced();
+ if (result8 !== null) {
+ var result6 = result8;
+ } else {
+ var result7 = parse_nonBraceCharacter();
+ if (result7 !== null) {
+ var result6 = result7;
+ } else {
+ var result6 = null;;
+ };
+ }
+ }
+ if (result4 !== null) {
+ if (input.substr(pos, 1) === "}") {
+ var result5 = "}";
+ pos += 1;
+ } else {
+ var result5 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"}\"");
+ }
+ }
+ if (result5 !== null) {
+ var result1 = [result3, result4, result5];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(parts) {
+ return "{" + parts.join("") + "}";
+ })(result1[1])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var result3 = parse_nonBraceCharacter();
+ if (result3 !== null) {
+ var result1 = [];
+ while (result3 !== null) {
+ result1.push(result3);
+ var result3 = parse_nonBraceCharacter();
+ }
+ } else {
+ var result1 = null;
+ }
+ var result2 = result1 !== null
+ ? (function(chars) { return chars.join(""); })(result1)
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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;
+ }
+
+
+ if (input.substr(pos).match(/^[^{}]/) !== null) {
+ var result0 = input.charAt(pos);
+ pos++;
+ } else {
+ var result0 = null;
+ if (reportMatchFailures) {
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "=") {
+ var result3 = "=";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"=\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return "="; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === ":") {
+ var result3 = ":";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\":\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return ":"; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === ";") {
+ var result3 = ";";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\";\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return ";"; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "/") {
+ var result3 = "/";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"/\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return "/"; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "&") {
+ var result3 = "&";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"&\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return "&"; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "!") {
+ var result3 = "!";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"!\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return "!"; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "?") {
+ var result3 = "?";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"?\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return "?"; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "*") {
+ var result3 = "*";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"*\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return "*"; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "+") {
+ var result3 = "+";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"+\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return "+"; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "(") {
+ var result3 = "(";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"(\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return "("; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === ")") {
+ var result3 = ")";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\")\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return ")"; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === ".") {
+ var result3 = ".";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\".\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function() { return "."; })()
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedReportMatchFailures = reportMatchFailures;
+ reportMatchFailures = false;
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ var result13 = parse_letter();
+ if (result13 !== null) {
+ var result3 = result13;
+ } else {
+ if (input.substr(pos, 1) === "_") {
+ var result12 = "_";
+ pos += 1;
+ } else {
+ var result12 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"_\"");
+ }
+ }
+ if (result12 !== null) {
+ var result3 = result12;
+ } else {
+ if (input.substr(pos, 1) === "$") {
+ var result11 = "$";
+ pos += 1;
+ } else {
+ var result11 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"$\"");
+ }
+ }
+ if (result11 !== null) {
+ var result3 = result11;
+ } else {
+ var result3 = null;;
+ };
+ };
+ }
+ if (result3 !== null) {
+ var result4 = [];
+ var result10 = parse_letter();
+ if (result10 !== null) {
+ var result6 = result10;
+ } else {
+ var result9 = parse_digit();
+ if (result9 !== null) {
+ var result6 = result9;
+ } else {
+ if (input.substr(pos, 1) === "_") {
+ var result8 = "_";
+ pos += 1;
+ } else {
+ var result8 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"_\"");
+ }
+ }
+ if (result8 !== null) {
+ var result6 = result8;
+ } else {
+ if (input.substr(pos, 1) === "$") {
+ var result7 = "$";
+ pos += 1;
+ } else {
+ var result7 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"$\"");
+ }
+ }
+ if (result7 !== null) {
+ var result6 = result7;
+ } else {
+ var result6 = null;;
+ };
+ };
+ };
+ }
+ while (result6 !== null) {
+ result4.push(result6);
+ var result10 = parse_letter();
+ if (result10 !== null) {
+ var result6 = result10;
+ } else {
+ var result9 = parse_digit();
+ if (result9 !== null) {
+ var result6 = result9;
+ } else {
+ if (input.substr(pos, 1) === "_") {
+ var result8 = "_";
+ pos += 1;
+ } else {
+ var result8 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"_\"");
+ }
+ }
+ if (result8 !== null) {
+ var result6 = result8;
+ } else {
+ if (input.substr(pos, 1) === "$") {
+ var result7 = "$";
+ pos += 1;
+ } else {
+ var result7 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"$\"");
+ }
+ }
+ if (result7 !== null) {
+ var result6 = result7;
+ } else {
+ var result6 = null;;
+ };
+ };
+ };
+ }
+ }
+ if (result4 !== null) {
+ var result5 = parse___();
+ if (result5 !== null) {
+ var result1 = [result3, result4, result5];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(head, tail) {
+ return head + tail.join("");
+ })(result1[0], result1[1])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+ reportMatchFailures = savedReportMatchFailures;
+ if (reportMatchFailures && 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 savedReportMatchFailures = reportMatchFailures;
+ reportMatchFailures = false;
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ var result6 = parse_doubleQuotedLiteral();
+ if (result6 !== null) {
+ var result3 = result6;
+ } else {
+ var result5 = parse_singleQuotedLiteral();
+ if (result5 !== null) {
+ var result3 = result5;
+ } else {
+ var result3 = null;;
+ };
+ }
+ if (result3 !== null) {
+ var result4 = parse___();
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(literal) { return literal; })(result1[0])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+ reportMatchFailures = savedReportMatchFailures;
+ if (reportMatchFailures && result0 === null) {
+ matchFailed("literal");
+ }
+
+ cache[cacheKey] = {
+ nextPos: pos,
+ result: result0
+ };
+ return result0;
+ }
+
+ function parse_doubleQuotedLiteral() {
+ var cacheKey = 'doubleQuotedLiteral@' + pos;
+ var cachedResult = cache[cacheKey];
+ if (cachedResult) {
+ pos = cachedResult.nextPos;
+ return cachedResult.result;
+ }
+
+
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "\"") {
+ var result3 = "\"";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"\\\"\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = [];
+ var result6 = parse_doubleQuotedCharacter();
+ while (result6 !== null) {
+ result4.push(result6);
+ var result6 = parse_doubleQuotedCharacter();
+ }
+ if (result4 !== null) {
+ if (input.substr(pos, 1) === "\"") {
+ var result5 = "\"";
+ pos += 1;
+ } else {
+ var result5 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"\\\"\"");
+ }
+ }
+ if (result5 !== null) {
+ var result1 = [result3, result4, result5];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(chars) { return chars.join(""); })(result1[1])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 result6 = parse_simpleDoubleQuotedCharacter();
+ if (result6 !== null) {
+ var result0 = result6;
+ } else {
+ var result5 = parse_simpleEscapeSequence();
+ if (result5 !== null) {
+ var result0 = result5;
+ } else {
+ var result4 = parse_zeroEscapeSequence();
+ if (result4 !== null) {
+ var result0 = result4;
+ } else {
+ var result3 = parse_hexEscapeSequence();
+ if (result3 !== null) {
+ var result0 = result3;
+ } else {
+ var result2 = parse_unicodeEscapeSequence();
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result1 = parse_eolEscapeSequence();
+ if (result1 !== null) {
+ var result0 = result1;
+ } else {
+ var result0 = null;;
+ };
+ };
+ };
+ };
+ };
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ var savedPos2 = pos;
+ var savedReportMatchFailuresVar0 = reportMatchFailures;
+ reportMatchFailures = false;
+ if (input.substr(pos, 1) === "\"") {
+ var result8 = "\"";
+ pos += 1;
+ } else {
+ var result8 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"\\\"\"");
+ }
+ }
+ if (result8 !== null) {
+ var result5 = result8;
+ } else {
+ if (input.substr(pos, 1) === "\\") {
+ var result7 = "\\";
+ pos += 1;
+ } else {
+ var result7 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"\\\\\"");
+ }
+ }
+ if (result7 !== null) {
+ var result5 = result7;
+ } else {
+ var result6 = parse_eolChar();
+ if (result6 !== null) {
+ var result5 = result6;
+ } else {
+ var result5 = null;;
+ };
+ };
+ }
+ reportMatchFailures = savedReportMatchFailuresVar0;
+ if (result5 === null) {
+ var result3 = '';
+ } else {
+ var result3 = null;
+ pos = savedPos2;
+ }
+ if (result3 !== null) {
+ if (input.length > pos) {
+ var result4 = input.charAt(pos);
+ pos++;
+ } else {
+ var result4 = null;
+ if (reportMatchFailures) {
+ matchFailed('any character');
+ }
+ }
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(char_) { return char_; })(result1[1])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ cache[cacheKey] = {
+ nextPos: pos,
+ result: result0
+ };
+ return result0;
+ }
+
+ function parse_singleQuotedLiteral() {
+ var cacheKey = 'singleQuotedLiteral@' + pos;
+ var cachedResult = cache[cacheKey];
+ if (cachedResult) {
+ pos = cachedResult.nextPos;
+ return cachedResult.result;
+ }
+
+
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "'") {
+ var result3 = "'";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"'\"");
+ }
+ }
+ if (result3 !== null) {
+ var result4 = [];
+ var result6 = parse_singleQuotedCharacter();
+ while (result6 !== null) {
+ result4.push(result6);
+ var result6 = parse_singleQuotedCharacter();
+ }
+ if (result4 !== null) {
+ if (input.substr(pos, 1) === "'") {
+ var result5 = "'";
+ pos += 1;
+ } else {
+ var result5 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"'\"");
+ }
+ }
+ if (result5 !== null) {
+ var result1 = [result3, result4, result5];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(chars) { return chars.join(""); })(result1[1])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 result6 = parse_simpleSingleQuotedCharacter();
+ if (result6 !== null) {
+ var result0 = result6;
+ } else {
+ var result5 = parse_simpleEscapeSequence();
+ if (result5 !== null) {
+ var result0 = result5;
+ } else {
+ var result4 = parse_zeroEscapeSequence();
+ if (result4 !== null) {
+ var result0 = result4;
+ } else {
+ var result3 = parse_hexEscapeSequence();
+ if (result3 !== null) {
+ var result0 = result3;
+ } else {
+ var result2 = parse_unicodeEscapeSequence();
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result1 = parse_eolEscapeSequence();
+ if (result1 !== null) {
+ var result0 = result1;
+ } else {
+ var result0 = null;;
+ };
+ };
+ };
+ };
+ };
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ var savedPos2 = pos;
+ var savedReportMatchFailuresVar0 = reportMatchFailures;
+ reportMatchFailures = false;
+ if (input.substr(pos, 1) === "'") {
+ var result8 = "'";
+ pos += 1;
+ } else {
+ var result8 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"'\"");
+ }
+ }
+ if (result8 !== null) {
+ var result5 = result8;
+ } else {
+ if (input.substr(pos, 1) === "\\") {
+ var result7 = "\\";
+ pos += 1;
+ } else {
+ var result7 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"\\\\\"");
+ }
+ }
+ if (result7 !== null) {
+ var result5 = result7;
+ } else {
+ var result6 = parse_eolChar();
+ if (result6 !== null) {
+ var result5 = result6;
+ } else {
+ var result5 = null;;
+ };
+ };
+ }
+ reportMatchFailures = savedReportMatchFailuresVar0;
+ if (result5 === null) {
+ var result3 = '';
+ } else {
+ var result3 = null;
+ pos = savedPos2;
+ }
+ if (result3 !== null) {
+ if (input.length > pos) {
+ var result4 = input.charAt(pos);
+ pos++;
+ } else {
+ var result4 = null;
+ if (reportMatchFailures) {
+ matchFailed('any character');
+ }
+ }
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(char_) { return char_; })(result1[1])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedReportMatchFailures = reportMatchFailures;
+ reportMatchFailures = false;
+ var savedPos0 = pos;
+ var savedPos1 = pos;
+ if (input.substr(pos, 1) === "[") {
+ var result3 = "[";
+ pos += 1;
+ } else {
+ var result3 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"[\"");
+ }
+ }
+ if (result3 !== null) {
+ if (input.substr(pos, 1) === "^") {
+ var result11 = "^";
+ pos += 1;
+ } else {
+ var result11 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"^\"");
+ }
+ }
+ var result4 = result11 !== null ? result11 : '';
+ if (result4 !== null) {
+ var result5 = [];
+ var result10 = parse_classCharacterRange();
+ if (result10 !== null) {
+ var result8 = result10;
+ } else {
+ var result9 = parse_classCharacter();
+ if (result9 !== null) {
+ var result8 = result9;
+ } else {
+ var result8 = null;;
+ };
+ }
+ while (result8 !== null) {
+ result5.push(result8);
+ var result10 = parse_classCharacterRange();
+ if (result10 !== null) {
+ var result8 = result10;
+ } else {
+ var result9 = parse_classCharacter();
+ if (result9 !== null) {
+ var result8 = result9;
+ } else {
+ var result8 = null;;
+ };
+ }
+ }
+ if (result5 !== null) {
+ if (input.substr(pos, 1) === "]") {
+ var result6 = "]";
+ pos += 1;
+ } else {
+ var result6 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"]\"");
+ }
+ }
+ if (result6 !== null) {
+ var result7 = parse___();
+ if (result7 !== null) {
+ var result1 = [result3, result4, result5, result6, result7];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (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
+ };
+ })(result1[1], result1[2])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+ reportMatchFailures = savedReportMatchFailures;
+ if (reportMatchFailures && 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ var result3 = parse_classCharacter();
+ if (result3 !== null) {
+ if (input.substr(pos, 1) === "-") {
+ var result4 = "-";
+ pos += 1;
+ } else {
+ var result4 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"-\"");
+ }
+ }
+ if (result4 !== null) {
+ var result5 = parse_classCharacter();
+ if (result5 !== null) {
+ var result1 = [result3, result4, result5];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (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
+ }
+ })(result1[0], result1[2])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var result1 = parse_bracketDelimitedCharacter();
+ var result2 = result1 !== null
+ ? (function(char_) {
+ return {
+ data: char_,
+ // FIXME: Get the raw text from the input directly.
+ rawText: quoteForRegexpClass(char_)
+ };
+ })(result1)
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ 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 result6 = parse_simpleBracketDelimitedCharacter();
+ if (result6 !== null) {
+ var result0 = result6;
+ } else {
+ var result5 = parse_simpleEscapeSequence();
+ if (result5 !== null) {
+ var result0 = result5;
+ } else {
+ var result4 = parse_zeroEscapeSequence();
+ if (result4 !== null) {
+ var result0 = result4;
+ } else {
+ var result3 = parse_hexEscapeSequence();
+ if (result3 !== null) {
+ var result0 = result3;
+ } else {
+ var result2 = parse_unicodeEscapeSequence();
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result1 = parse_eolEscapeSequence();
+ if (result1 !== null) {
+ var result0 = result1;
+ } else {
+ var result0 = null;;
+ };
+ };
+ };
+ };
+ };
+ }
+
+
+
+ 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 savedPos0 = pos;
+ var savedPos1 = pos;
+ var savedPos2 = pos;
+ var savedReportMatchFailuresVar0 = reportMatchFailures;
+ reportMatchFailures = false;
+ if (input.substr(pos, 1) === "]") {
+ var result8 = "]";
+ pos += 1;
+ } else {
+ var result8 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"]\"");
+ }
+ }
+ if (result8 !== null) {
+ var result5 = result8;
+ } else {
+ if (input.substr(pos, 1) === "\\") {
+ var result7 = "\\";
+ pos += 1;
+ } else {
+ var result7 = null;
+ if (reportMatchFailures) {
+ matchFailed("\"\\\\\"");
+ }
+ }
+ if (result7 !== null) {
+ var result5 = result7;
+ } else {
+ var result6 = parse_eolChar();
+ if (result6 !== null) {
+ var result5 = result6;
+ } else {
+ var result5 = null;;
+ };
+ };
+ }
+ reportMatchFailures = savedReportMatchFailuresVar0;
+ if (result5 === null) {
+ var result3 = '';
+ } else {
+ var result3 = null;
+ pos = savedPos2;
+ }
+ if (result3 !== null) {
+ if (input.length > pos) {
+ var result4 = input.charAt(pos);
+ pos++;
+ } else {
+ var result4 = null;
+ if (reportMatchFailures) {
+ matchFailed('any character');
+ }
+ }
+ if (result4 !== null) {
+ var result1 = [result3, result4];
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ } else {
+ var result1 = null;
+ pos = savedPos1;
+ }
+ var result2 = result1 !== null
+ ? (function(char_) { return char_; })(result1[1])
+ : null;
+ if (result2 !== null) {
+ var result0 = result2;
+ } else {
+ var result0 = null;
+ pos = savedPos0;
+ }
+
+
+
+ cache[cacheKey] = {
+ nextPos: pos,
+ result: result0
+ };
+ return result0;
+ }
+
+ function parse_simpleEscapeSequence() {
+ var cacheKey = 'simpleEscapeSequence@' + pos;
+ var cachedResult = cache[cacheKey];
+ if (cachedResult) {
+
<TRUNCATED>
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