755 lines
20 KiB
JavaScript
755 lines
20 KiB
JavaScript
/*
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* Generated by PEG.js 0.10.0.
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*
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* http://pegjs.org/
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*/
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"use strict";
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function peg$subclass(child, parent) {
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function ctor() { this.constructor = child; }
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ctor.prototype = parent.prototype;
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child.prototype = new ctor();
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}
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function peg$SyntaxError(message, expected, found, location) {
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this.message = message;
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this.expected = expected;
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this.found = found;
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this.location = location;
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this.name = "SyntaxError";
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if (typeof Error.captureStackTrace === "function") {
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Error.captureStackTrace(this, peg$SyntaxError);
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}
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}
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peg$subclass(peg$SyntaxError, Error);
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peg$SyntaxError.buildMessage = function(expected, found) {
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var DESCRIBE_EXPECTATION_FNS = {
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literal: function(expectation) {
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return "\"" + literalEscape(expectation.text) + "\"";
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},
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"class": function(expectation) {
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var escapedParts = "",
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i;
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for (i = 0; i < expectation.parts.length; i++) {
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escapedParts += expectation.parts[i] instanceof Array
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? classEscape(expectation.parts[i][0]) + "-" + classEscape(expectation.parts[i][1])
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: classEscape(expectation.parts[i]);
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}
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return "[" + (expectation.inverted ? "^" : "") + escapedParts + "]";
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},
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any: function(expectation) {
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return "any character";
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},
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end: function(expectation) {
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return "end of input";
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},
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other: function(expectation) {
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return expectation.description;
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}
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};
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function hex(ch) {
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return ch.charCodeAt(0).toString(16).toUpperCase();
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}
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function literalEscape(s) {
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return s
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.replace(/\\/g, '\\\\')
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.replace(/"/g, '\\"')
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.replace(/\0/g, '\\0')
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.replace(/\t/g, '\\t')
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.replace(/\n/g, '\\n')
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.replace(/\r/g, '\\r')
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.replace(/[\x00-\x0F]/g, function(ch) { return '\\x0' + hex(ch); })
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.replace(/[\x10-\x1F\x7F-\x9F]/g, function(ch) { return '\\x' + hex(ch); });
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}
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function classEscape(s) {
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return s
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.replace(/\\/g, '\\\\')
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.replace(/\]/g, '\\]')
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.replace(/\^/g, '\\^')
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.replace(/-/g, '\\-')
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.replace(/\0/g, '\\0')
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.replace(/\t/g, '\\t')
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.replace(/\n/g, '\\n')
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.replace(/\r/g, '\\r')
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.replace(/[\x00-\x0F]/g, function(ch) { return '\\x0' + hex(ch); })
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.replace(/[\x10-\x1F\x7F-\x9F]/g, function(ch) { return '\\x' + hex(ch); });
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}
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function describeExpectation(expectation) {
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return DESCRIBE_EXPECTATION_FNS[expectation.type](expectation);
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}
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function describeExpected(expected) {
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var descriptions = new Array(expected.length),
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i, j;
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for (i = 0; i < expected.length; i++) {
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descriptions[i] = describeExpectation(expected[i]);
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}
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descriptions.sort();
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if (descriptions.length > 0) {
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for (i = 1, j = 1; i < descriptions.length; i++) {
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if (descriptions[i - 1] !== descriptions[i]) {
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descriptions[j] = descriptions[i];
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j++;
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}
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}
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descriptions.length = j;
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}
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switch (descriptions.length) {
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case 1:
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return descriptions[0];
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case 2:
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return descriptions[0] + " or " + descriptions[1];
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default:
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return descriptions.slice(0, -1).join(", ")
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+ ", or "
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+ descriptions[descriptions.length - 1];
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}
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}
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function describeFound(found) {
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return found ? "\"" + literalEscape(found) + "\"" : "end of input";
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}
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return "Expected " + describeExpected(expected) + " but " + describeFound(found) + " found.";
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};
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function peg$parse(input, options) {
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options = options !== void 0 ? options : {};
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var peg$FAILED = {},
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peg$startRuleFunctions = { Text: peg$parseText },
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peg$startRuleFunction = peg$parseText,
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peg$c0 = function(k, w, t) { return "<b class='k'>"+k+"</b>" + w + t },
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peg$c1 = function(id, w, t) { return "<b class='id'>"+id+"</b>" + w + t },
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peg$c2 = function(s, w, t) { return "<b class='s'>"+s+"</b>" + w + t },
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peg$c3 = "feature",
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peg$c4 = peg$literalExpectation("feature", false),
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peg$c5 = "optional",
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peg$c6 = peg$literalExpectation("optional", false),
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peg$c7 = "required",
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peg$c8 = peg$literalExpectation("required", false),
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peg$c9 = "requires",
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peg$c10 = peg$literalExpectation("requires", false),
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peg$c11 = "excludes",
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peg$c12 = peg$literalExpectation("excludes", false),
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peg$c13 = "hasOneOf",
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peg$c14 = peg$literalExpectation("hasOneOf", false),
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peg$c15 = "hasSome",
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peg$c16 = peg$literalExpectation("hasSome", false),
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peg$c17 = "has",
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peg$c18 = peg$literalExpectation("has", false),
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peg$c19 = "[",
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peg$c20 = peg$literalExpectation("[", false),
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peg$c21 = "]",
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peg$c22 = peg$literalExpectation("]", false),
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peg$c23 = ",",
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peg$c24 = peg$literalExpectation(",", false),
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peg$c25 = function() { return "<b>"+text()+"</b>"; },
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peg$c26 = function() { return text(); },
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peg$c27 = "\"",
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peg$c28 = peg$literalExpectation("\"", false),
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peg$c29 = /^[0-9a-zA-Z_\-]/,
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peg$c30 = peg$classExpectation([["0", "9"], ["a", "z"], ["A", "Z"], "_", "-"], false, false),
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peg$c31 = /^[\-0-9a-zA-Z_]/,
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peg$c32 = peg$classExpectation(["-", ["0", "9"], ["a", "z"], ["A", "Z"], "_"], false, false),
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peg$c33 = peg$otherExpectation("integer"),
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peg$c34 = /^[0-9]/,
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peg$c35 = peg$classExpectation([["0", "9"]], false, false),
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peg$c36 = function() { return parseInt(text(), 10); },
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peg$c37 = peg$otherExpectation("whitespace"),
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peg$c38 = /^[ \t\n\r]/,
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peg$c39 = peg$classExpectation([" ", "\t", "\n", "\r"], false, false),
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peg$currPos = 0,
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peg$savedPos = 0,
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peg$posDetailsCache = [{ line: 1, column: 1 }],
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peg$maxFailPos = 0,
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peg$maxFailExpected = [],
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peg$silentFails = 0,
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peg$result;
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if ("startRule" in options) {
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if (!(options.startRule in peg$startRuleFunctions)) {
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throw new Error("Can't start parsing from rule \"" + options.startRule + "\".");
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}
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peg$startRuleFunction = peg$startRuleFunctions[options.startRule];
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}
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function text() {
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return input.substring(peg$savedPos, peg$currPos);
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}
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function location() {
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return peg$computeLocation(peg$savedPos, peg$currPos);
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}
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function expected(description, location) {
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location = location !== void 0 ? location : peg$computeLocation(peg$savedPos, peg$currPos)
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throw peg$buildStructuredError(
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[peg$otherExpectation(description)],
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input.substring(peg$savedPos, peg$currPos),
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location
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);
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}
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function error(message, location) {
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location = location !== void 0 ? location : peg$computeLocation(peg$savedPos, peg$currPos)
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throw peg$buildSimpleError(message, location);
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}
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function peg$literalExpectation(text, ignoreCase) {
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return { type: "literal", text: text, ignoreCase: ignoreCase };
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}
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function peg$classExpectation(parts, inverted, ignoreCase) {
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return { type: "class", parts: parts, inverted: inverted, ignoreCase: ignoreCase };
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}
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function peg$anyExpectation() {
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return { type: "any" };
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}
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function peg$endExpectation() {
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return { type: "end" };
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}
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function peg$otherExpectation(description) {
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return { type: "other", description: description };
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}
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function peg$computePosDetails(pos) {
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var details = peg$posDetailsCache[pos], p;
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if (details) {
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return details;
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} else {
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p = pos - 1;
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while (!peg$posDetailsCache[p]) {
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p--;
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}
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details = peg$posDetailsCache[p];
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details = {
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line: details.line,
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column: details.column
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};
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while (p < pos) {
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if (input.charCodeAt(p) === 10) {
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details.line++;
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details.column = 1;
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} else {
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details.column++;
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}
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p++;
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}
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peg$posDetailsCache[pos] = details;
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return details;
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}
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}
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function peg$computeLocation(startPos, endPos) {
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var startPosDetails = peg$computePosDetails(startPos),
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endPosDetails = peg$computePosDetails(endPos);
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return {
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start: {
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offset: startPos,
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line: startPosDetails.line,
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column: startPosDetails.column
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},
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end: {
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offset: endPos,
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line: endPosDetails.line,
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column: endPosDetails.column
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}
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};
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}
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function peg$fail(expected) {
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if (peg$currPos < peg$maxFailPos) { return; }
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if (peg$currPos > peg$maxFailPos) {
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peg$maxFailPos = peg$currPos;
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peg$maxFailExpected = [];
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}
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peg$maxFailExpected.push(expected);
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}
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function peg$buildSimpleError(message, location) {
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return new peg$SyntaxError(message, null, null, location);
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}
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function peg$buildStructuredError(expected, found, location) {
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return new peg$SyntaxError(
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peg$SyntaxError.buildMessage(expected, found),
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expected,
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found,
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location
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);
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}
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function peg$parseText() {
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var s0, s1, s2, s3;
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s0 = peg$currPos;
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s1 = peg$parseKeyword();
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if (s1 !== peg$FAILED) {
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s2 = peg$parse_();
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if (s2 !== peg$FAILED) {
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s3 = peg$parseText();
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if (s3 !== peg$FAILED) {
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peg$savedPos = s0;
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s1 = peg$c0(s1, s2, s3);
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s0 = s1;
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} else {
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peg$currPos = s0;
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s0 = peg$FAILED;
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}
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} else {
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peg$currPos = s0;
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s0 = peg$FAILED;
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}
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} else {
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peg$currPos = s0;
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s0 = peg$FAILED;
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}
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if (s0 === peg$FAILED) {
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s0 = peg$currPos;
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s1 = peg$parseIdentifier();
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if (s1 !== peg$FAILED) {
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s2 = peg$parse_();
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if (s2 !== peg$FAILED) {
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s3 = peg$parseText();
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if (s3 !== peg$FAILED) {
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peg$savedPos = s0;
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s1 = peg$c1(s1, s2, s3);
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s0 = s1;
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} else {
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peg$currPos = s0;
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s0 = peg$FAILED;
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}
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} else {
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peg$currPos = s0;
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s0 = peg$FAILED;
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}
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} else {
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peg$currPos = s0;
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s0 = peg$FAILED;
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}
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if (s0 === peg$FAILED) {
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s0 = peg$currPos;
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s1 = peg$parseString();
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if (s1 !== peg$FAILED) {
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s2 = peg$parse_();
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if (s2 !== peg$FAILED) {
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s3 = peg$parseText();
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if (s3 !== peg$FAILED) {
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peg$savedPos = s0;
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s1 = peg$c2(s1, s2, s3);
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s0 = s1;
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} else {
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peg$currPos = s0;
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s0 = peg$FAILED;
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}
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} else {
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peg$currPos = s0;
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s0 = peg$FAILED;
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}
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} else {
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peg$currPos = s0;
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s0 = peg$FAILED;
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}
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if (s0 === peg$FAILED) {
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s0 = peg$parse_();
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}
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}
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}
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return s0;
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}
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function peg$parseKeyword() {
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var s0, s1;
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if (input.substr(peg$currPos, 7) === peg$c3) {
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s0 = peg$c3;
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peg$currPos += 7;
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} else {
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s0 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$c4); }
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}
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if (s0 === peg$FAILED) {
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if (input.substr(peg$currPos, 8) === peg$c5) {
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s0 = peg$c5;
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peg$currPos += 8;
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} else {
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s0 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$c6); }
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}
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if (s0 === peg$FAILED) {
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if (input.substr(peg$currPos, 8) === peg$c7) {
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s0 = peg$c7;
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peg$currPos += 8;
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} else {
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s0 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$c8); }
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}
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if (s0 === peg$FAILED) {
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if (input.substr(peg$currPos, 8) === peg$c9) {
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s0 = peg$c9;
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peg$currPos += 8;
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} else {
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s0 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$c10); }
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}
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if (s0 === peg$FAILED) {
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if (input.substr(peg$currPos, 8) === peg$c11) {
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s0 = peg$c11;
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peg$currPos += 8;
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} else {
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s0 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$c12); }
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}
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if (s0 === peg$FAILED) {
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if (input.substr(peg$currPos, 8) === peg$c13) {
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s0 = peg$c13;
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peg$currPos += 8;
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} else {
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s0 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$c14); }
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}
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if (s0 === peg$FAILED) {
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if (input.substr(peg$currPos, 7) === peg$c15) {
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s0 = peg$c15;
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peg$currPos += 7;
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} else {
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s0 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$c16); }
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}
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if (s0 === peg$FAILED) {
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if (input.substr(peg$currPos, 3) === peg$c17) {
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s0 = peg$c17;
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peg$currPos += 3;
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} else {
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s0 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$c18); }
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}
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if (s0 === peg$FAILED) {
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if (input.charCodeAt(peg$currPos) === 91) {
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s0 = peg$c19;
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peg$currPos++;
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} else {
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s0 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$c20); }
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}
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if (s0 === peg$FAILED) {
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if (input.charCodeAt(peg$currPos) === 93) {
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s0 = peg$c21;
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peg$currPos++;
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} else {
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s0 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$c22); }
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}
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if (s0 === peg$FAILED) {
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s0 = peg$currPos;
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if (input.charCodeAt(peg$currPos) === 44) {
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s1 = peg$c23;
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peg$currPos++;
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} else {
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s1 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$c24); }
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}
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if (s1 !== peg$FAILED) {
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peg$savedPos = s0;
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s1 = peg$c25();
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}
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s0 = s1;
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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return s0;
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}
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function peg$parseIdentifier() {
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var s0, s1;
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s0 = peg$currPos;
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s1 = peg$parseLabel();
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if (s1 !== peg$FAILED) {
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peg$savedPos = s0;
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s1 = peg$c26();
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}
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s0 = s1;
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return s0;
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}
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function peg$parseString() {
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var s0, s1, s2, s3, s4, s5;
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s0 = peg$currPos;
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if (input.charCodeAt(peg$currPos) === 34) {
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s1 = peg$c27;
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peg$currPos++;
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} else {
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s1 = peg$FAILED;
|
|
if (peg$silentFails === 0) { peg$fail(peg$c28); }
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = [];
|
|
s3 = peg$currPos;
|
|
s4 = peg$parseLabel();
|
|
if (s4 !== peg$FAILED) {
|
|
s5 = peg$parse_();
|
|
if (s5 !== peg$FAILED) {
|
|
s4 = [s4, s5];
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
s3 = peg$currPos;
|
|
s4 = peg$parseLabel();
|
|
if (s4 !== peg$FAILED) {
|
|
s5 = peg$parse_();
|
|
if (s5 !== peg$FAILED) {
|
|
s4 = [s4, s5];
|
|
s3 = s4;
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s3;
|
|
s3 = peg$FAILED;
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
if (input.charCodeAt(peg$currPos) === 34) {
|
|
s3 = peg$c27;
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
if (peg$silentFails === 0) { peg$fail(peg$c28); }
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
peg$savedPos = s0;
|
|
s1 = peg$c26();
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
|
|
return s0;
|
|
}
|
|
|
|
function peg$parseLabel() {
|
|
var s0, s1, s2, s3;
|
|
|
|
s0 = peg$currPos;
|
|
if (peg$c29.test(input.charAt(peg$currPos))) {
|
|
s1 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s1 = peg$FAILED;
|
|
if (peg$silentFails === 0) { peg$fail(peg$c30); }
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = [];
|
|
if (peg$c31.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
if (peg$silentFails === 0) { peg$fail(peg$c32); }
|
|
}
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
if (peg$c31.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
if (peg$silentFails === 0) { peg$fail(peg$c32); }
|
|
}
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
peg$savedPos = s0;
|
|
s1 = peg$c26();
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
|
|
return s0;
|
|
}
|
|
|
|
function peg$parseInteger() {
|
|
var s0, s1, s2, s3;
|
|
|
|
peg$silentFails++;
|
|
s0 = peg$currPos;
|
|
s1 = peg$parse_();
|
|
if (s1 !== peg$FAILED) {
|
|
s2 = [];
|
|
if (peg$c34.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
if (peg$silentFails === 0) { peg$fail(peg$c35); }
|
|
}
|
|
if (s3 !== peg$FAILED) {
|
|
while (s3 !== peg$FAILED) {
|
|
s2.push(s3);
|
|
if (peg$c34.test(input.charAt(peg$currPos))) {
|
|
s3 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s3 = peg$FAILED;
|
|
if (peg$silentFails === 0) { peg$fail(peg$c35); }
|
|
}
|
|
}
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
}
|
|
if (s2 !== peg$FAILED) {
|
|
peg$savedPos = s0;
|
|
s1 = peg$c36();
|
|
s0 = s1;
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
} else {
|
|
peg$currPos = s0;
|
|
s0 = peg$FAILED;
|
|
}
|
|
peg$silentFails--;
|
|
if (s0 === peg$FAILED) {
|
|
s1 = peg$FAILED;
|
|
if (peg$silentFails === 0) { peg$fail(peg$c33); }
|
|
}
|
|
|
|
return s0;
|
|
}
|
|
|
|
function peg$parse_() {
|
|
var s0, s1, s2;
|
|
|
|
peg$silentFails++;
|
|
s0 = peg$currPos;
|
|
s1 = [];
|
|
if (peg$c38.test(input.charAt(peg$currPos))) {
|
|
s2 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
if (peg$silentFails === 0) { peg$fail(peg$c39); }
|
|
}
|
|
while (s2 !== peg$FAILED) {
|
|
s1.push(s2);
|
|
if (peg$c38.test(input.charAt(peg$currPos))) {
|
|
s2 = input.charAt(peg$currPos);
|
|
peg$currPos++;
|
|
} else {
|
|
s2 = peg$FAILED;
|
|
if (peg$silentFails === 0) { peg$fail(peg$c39); }
|
|
}
|
|
}
|
|
if (s1 !== peg$FAILED) {
|
|
peg$savedPos = s0;
|
|
s1 = peg$c26();
|
|
}
|
|
s0 = s1;
|
|
peg$silentFails--;
|
|
if (s0 === peg$FAILED) {
|
|
s1 = peg$FAILED;
|
|
if (peg$silentFails === 0) { peg$fail(peg$c37); }
|
|
}
|
|
|
|
return s0;
|
|
}
|
|
|
|
peg$result = peg$startRuleFunction();
|
|
|
|
if (peg$result !== peg$FAILED && peg$currPos === input.length) {
|
|
return peg$result;
|
|
} else {
|
|
if (peg$result !== peg$FAILED && peg$currPos < input.length) {
|
|
peg$fail(peg$endExpectation());
|
|
}
|
|
|
|
throw peg$buildStructuredError(
|
|
peg$maxFailExpected,
|
|
peg$maxFailPos < input.length ? input.charAt(peg$maxFailPos) : null,
|
|
peg$maxFailPos < input.length
|
|
? peg$computeLocation(peg$maxFailPos, peg$maxFailPos + 1)
|
|
: peg$computeLocation(peg$maxFailPos, peg$maxFailPos)
|
|
);
|
|
}
|
|
}
|
|
|
|
module.exports = {
|
|
SyntaxError: peg$SyntaxError,
|
|
parse: peg$parse
|
|
};
|