@mateola/cm-pgn
Version:
Module for parsing and rendering of PGNs (Portable Game Notation)
1,741 lines (1,621 loc) • 70.4 kB
JavaScript
/*
* Generated by PEG.js 0.10.0.
*
* http://pegjs.org/
*/
"use strict";
function peg$subclass(child, parent) {
function ctor() { this.constructor = child; }
ctor.prototype = parent.prototype;
child.prototype = new ctor();
}
function peg$SyntaxError(message, expected, found, location) {
this.message = message;
this.expected = expected;
this.found = found;
this.location = location;
this.name = "SyntaxError";
if (typeof Error.captureStackTrace === "function") {
Error.captureStackTrace(this, peg$SyntaxError);
}
}
peg$subclass(peg$SyntaxError, Error);
peg$SyntaxError.buildMessage = function(expected, found) {
var DESCRIBE_EXPECTATION_FNS = {
literal: function(expectation) {
return "\"" + literalEscape(expectation.text) + "\"";
},
"class": function(expectation) {
var escapedParts = "",
i;
for (i = 0; i < expectation.parts.length; i++) {
escapedParts += expectation.parts[i] instanceof Array
? classEscape(expectation.parts[i][0]) + "-" + classEscape(expectation.parts[i][1])
: classEscape(expectation.parts[i]);
}
return "[" + (expectation.inverted ? "^" : "") + escapedParts + "]";
},
any: function(expectation) {
return "any character";
},
end: function(expectation) {
return "end of input";
},
other: function(expectation) {
return expectation.description;
}
};
function hex(ch) {
return ch.charCodeAt(0).toString(16).toUpperCase();
}
function literalEscape(s) {
return s
.replace(/\\/g, '\\\\')
.replace(/"/g, '\\"')
.replace(/\0/g, '\\0')
.replace(/\t/g, '\\t')
.replace(/\n/g, '\\n')
.replace(/\r/g, '\\r')
.replace(/[\x00-\x0F]/g, function(ch) { return '\\x0' + hex(ch); })
.replace(/[\x10-\x1F\x7F-\x9F]/g, function(ch) { return '\\x' + hex(ch); });
}
function classEscape(s) {
return s
.replace(/\\/g, '\\\\')
.replace(/\]/g, '\\]')
.replace(/\^/g, '\\^')
.replace(/-/g, '\\-')
.replace(/\0/g, '\\0')
.replace(/\t/g, '\\t')
.replace(/\n/g, '\\n')
.replace(/\r/g, '\\r')
.replace(/[\x00-\x0F]/g, function(ch) { return '\\x0' + hex(ch); })
.replace(/[\x10-\x1F\x7F-\x9F]/g, function(ch) { return '\\x' + hex(ch); });
}
function describeExpectation(expectation) {
return DESCRIBE_EXPECTATION_FNS[expectation.type](expectation);
}
function describeExpected(expected) {
var descriptions = new Array(expected.length),
i, j;
for (i = 0; i < expected.length; i++) {
descriptions[i] = describeExpectation(expected[i]);
}
descriptions.sort();
if (descriptions.length > 0) {
for (i = 1, j = 1; i < descriptions.length; i++) {
if (descriptions[i - 1] !== descriptions[i]) {
descriptions[j] = descriptions[i];
j++;
}
}
descriptions.length = j;
}
switch (descriptions.length) {
case 1:
return descriptions[0];
case 2:
return descriptions[0] + " or " + descriptions[1];
default:
return descriptions.slice(0, -1).join(", ")
+ ", or "
+ descriptions[descriptions.length - 1];
}
}
function describeFound(found) {
return found ? "\"" + literalEscape(found) + "\"" : "end of input";
}
return "Expected " + describeExpected(expected) + " but " + describeFound(found) + " found.";
};
function peg$parse(input, options) {
options = options !== void 0 ? options : {};
var peg$FAILED = {},
peg$startRuleFunctions = { pgn: peg$parsepgn },
peg$startRuleFunction = peg$parsepgn,
peg$c0 = function(pw, all) { var arr = (all ? all : []); arr.unshift(pw);return arr; },
peg$c1 = function(pb, all) { var arr = (all ? all : []); arr.unshift(pb); return arr; },
peg$c2 = function() { return [[]]; },
peg$c3 = function(pw) { return pw; },
peg$c4 = function(pb) { return pb; },
peg$c5 = function(cm, mn, cb, hm, nag, ca, vari, all) { var arr = (all ? all : []);
var move = {}; move.turn = 'w'; move.moveNumber = mn;
move.notation = hm; move.commentBefore = cb; move.commentAfter = ca; move.commentMove = cm;
move.variations = (vari ? vari : []); move.nag = (nag ? nag : null); arr.unshift(move); return arr; },
peg$c6 = function(cm, me, cb, hm, nag, ca, vari, all) { var arr = (all ? all : []);
var move = {}; move.turn = 'b'; move.moveNumber = me;
move.notation = hm; move.commentBefore = cb; move.commentAfter = ca;
move.variations = (vari ? vari : []); arr.unshift(move); move.nag = (nag ? nag : null); return arr; },
peg$c7 = "1:0",
peg$c8 = peg$literalExpectation("1:0", false),
peg$c9 = function() { return ["1:0"]; },
peg$c10 = "0:1",
peg$c11 = peg$literalExpectation("0:1", false),
peg$c12 = function() { return ["0:1"]; },
peg$c13 = "1-0",
peg$c14 = peg$literalExpectation("1-0", false),
peg$c15 = function() { return ["1-0"]; },
peg$c16 = "0-1",
peg$c17 = peg$literalExpectation("0-1", false),
peg$c18 = function() { return ["0-1"]; },
peg$c19 = "1/2-1/2",
peg$c20 = peg$literalExpectation("1/2-1/2", false),
peg$c21 = function() { return ["1/2-1/2"]; },
peg$c22 = "*",
peg$c23 = peg$literalExpectation("*", false),
peg$c24 = function() { return ["*"]; },
peg$c25 = /^[^}]/,
peg$c26 = peg$classExpectation(["}"], true, false),
peg$c27 = function(cm) { return cm.join("").trim(); },
peg$c28 = "{",
peg$c29 = peg$literalExpectation("{", false),
peg$c30 = "}",
peg$c31 = peg$literalExpectation("}", false),
peg$c32 = function(vari, all, me) { var arr = (all ? all : []); arr.unshift(vari); return arr; },
peg$c33 = function(vari, all) { var arr = (all ? all : []); arr.unshift(vari); return arr; },
peg$c34 = "(",
peg$c35 = peg$literalExpectation("(", false),
peg$c36 = ")",
peg$c37 = peg$literalExpectation(")", false),
peg$c38 = ".",
peg$c39 = peg$literalExpectation(".", false),
peg$c40 = function(num) { return num; },
peg$c41 = peg$otherExpectation("integer"),
peg$c42 = /^[0-9]/,
peg$c43 = peg$classExpectation([["0", "9"]], false, false),
peg$c44 = function(digits) { return makeInteger(digits); },
peg$c45 = " ",
peg$c46 = peg$literalExpectation(" ", false),
peg$c47 = function() { return '';},
peg$c48 = function(fig, disc, str, col, row, pr, ch) { var hm = {}; hm.fig = (fig ? fig : null); hm.disc = (disc ? disc : null); hm.strike = (str ? str : null); hm.col = col; hm.row = row; hm.check = (ch ? ch : null); hm.promotion = pr; hm.notation = (fig ? fig : "") + (disc ? disc : "") + (str ? str : "") + col + row + (pr ? pr : "") + (ch ? ch : ""); return hm; },
peg$c49 = function(fig, cols, rows, str, col, row, pr, ch) { var hm = {}; hm.fig = (fig ? fig : null); hm.strike = (str =='x' ? str : null); hm.col = col; hm.row = row; hm.check = (ch ? ch : null); hm.notation = (fig && (fig!=='P') ? fig : "") + cols + rows + (str=='x' ? str : "-") + col + row + (pr ? pr : "") + (ch ? ch : ""); hm.promotion = pr; return hm; },
peg$c50 = function(fig, str, col, row, pr, ch) { var hm = {}; hm.fig = (fig ? fig : null); hm.strike = (str ? str : null); hm.col = col; hm.row = row; hm.check = (ch ? ch : null); hm.notation = (fig ? fig : "") + (str ? str : "") + col + row + (pr ? pr : "") + (ch ? ch : ""); hm.promotion = pr; return hm; },
peg$c51 = "O-O-O",
peg$c52 = peg$literalExpectation("O-O-O", false),
peg$c53 = function(ch) { var hm = {}; hm.notation = 'O-O-O'+ (ch ? ch : ""); hm.check = (ch ? ch : null); return hm; },
peg$c54 = "O-O",
peg$c55 = peg$literalExpectation("O-O", false),
peg$c56 = function(ch) { var hm = {}; hm.notation = 'O-O'+ (ch ? ch : ""); hm.check = (ch ? ch : null); return hm; },
peg$c57 = "+-",
peg$c58 = peg$literalExpectation("+-", false),
peg$c59 = "+",
peg$c60 = peg$literalExpectation("+", false),
peg$c61 = function(ch) { return ch[1]; },
peg$c62 = "$$$",
peg$c63 = peg$literalExpectation("$$$", false),
peg$c64 = "#",
peg$c65 = peg$literalExpectation("#", false),
peg$c66 = "=",
peg$c67 = peg$literalExpectation("=", false),
peg$c68 = function(f) { return '=' + f; },
peg$c69 = function(nag, nags) { var arr = (nags ? nags : []); arr.unshift(nag); return arr; },
peg$c70 = "$",
peg$c71 = peg$literalExpectation("$", false),
peg$c72 = function(num) { return '$' + num; },
peg$c73 = "!!",
peg$c74 = peg$literalExpectation("!!", false),
peg$c75 = function() { return '$3'; },
peg$c76 = "??",
peg$c77 = peg$literalExpectation("??", false),
peg$c78 = function() { return '$4'; },
peg$c79 = "!?",
peg$c80 = peg$literalExpectation("!?", false),
peg$c81 = function() { return '$5'; },
peg$c82 = "?!",
peg$c83 = peg$literalExpectation("?!", false),
peg$c84 = function() { return '$6'; },
peg$c85 = "!",
peg$c86 = peg$literalExpectation("!", false),
peg$c87 = function() { return '$1'; },
peg$c88 = "?",
peg$c89 = peg$literalExpectation("?", false),
peg$c90 = function() { return '$2'; },
peg$c91 = "\u203C",
peg$c92 = peg$literalExpectation("\u203C", false),
peg$c93 = "\u2047",
peg$c94 = peg$literalExpectation("\u2047", false),
peg$c95 = "\u2049",
peg$c96 = peg$literalExpectation("\u2049", false),
peg$c97 = "\u2048",
peg$c98 = peg$literalExpectation("\u2048", false),
peg$c99 = "\u25A1",
peg$c100 = peg$literalExpectation("\u25A1", false),
peg$c101 = function() { return '$7'; },
peg$c102 = function() { return '$10'; },
peg$c103 = "\u221E",
peg$c104 = peg$literalExpectation("\u221E", false),
peg$c105 = function() { return '$13'; },
peg$c106 = "\u2A72",
peg$c107 = peg$literalExpectation("\u2A72", false),
peg$c108 = function() { return '$14'; },
peg$c109 = "\u2A71",
peg$c110 = peg$literalExpectation("\u2A71", false),
peg$c111 = function() { return '$15';},
peg$c112 = "\xB1",
peg$c113 = peg$literalExpectation("\xB1", false),
peg$c114 = function() { return '$16';},
peg$c115 = "\u2213",
peg$c116 = peg$literalExpectation("\u2213", false),
peg$c117 = function() { return '$17';},
peg$c118 = function() { return '$18';},
peg$c119 = "-+",
peg$c120 = peg$literalExpectation("-+", false),
peg$c121 = function() { return '$19';},
peg$c122 = "\u2A00",
peg$c123 = peg$literalExpectation("\u2A00", false),
peg$c124 = function() { return '$22'; },
peg$c125 = "\u27F3",
peg$c126 = peg$literalExpectation("\u27F3", false),
peg$c127 = function() { return '$32'; },
peg$c128 = "\u2192",
peg$c129 = peg$literalExpectation("\u2192", false),
peg$c130 = function() { return '$36'; },
peg$c131 = "\u2191",
peg$c132 = peg$literalExpectation("\u2191", false),
peg$c133 = function() { return '$40'; },
peg$c134 = "\u21C6",
peg$c135 = peg$literalExpectation("\u21C6", false),
peg$c136 = function() { return '$132'; },
peg$c137 = "D",
peg$c138 = peg$literalExpectation("D", false),
peg$c139 = function() { return '$220'; },
peg$c140 = /^[RNBQKP]/,
peg$c141 = peg$classExpectation(["R", "N", "B", "Q", "K", "P"], false, false),
peg$c142 = /^[a-h]/,
peg$c143 = peg$classExpectation([["a", "h"]], false, false),
peg$c144 = /^[1-8]/,
peg$c145 = peg$classExpectation([["1", "8"]], false, false),
peg$c146 = "x",
peg$c147 = peg$literalExpectation("x", false),
peg$c148 = "-",
peg$c149 = peg$literalExpectation("-", false),
peg$currPos = 0,
peg$savedPos = 0,
peg$posDetailsCache = [{ line: 1, column: 1 }],
peg$maxFailPos = 0,
peg$maxFailExpected = [],
peg$silentFails = 0,
peg$result;
if ("startRule" in options) {
if (!(options.startRule in peg$startRuleFunctions)) {
throw new Error("Can't start parsing from rule \"" + options.startRule + "\".");
}
peg$startRuleFunction = peg$startRuleFunctions[options.startRule];
}
function text() {
return input.substring(peg$savedPos, peg$currPos);
}
function location() {
return peg$computeLocation(peg$savedPos, peg$currPos);
}
function expected(description, location) {
location = location !== void 0 ? location : peg$computeLocation(peg$savedPos, peg$currPos)
throw peg$buildStructuredError(
[peg$otherExpectation(description)],
input.substring(peg$savedPos, peg$currPos),
location
);
}
function error(message, location) {
location = location !== void 0 ? location : peg$computeLocation(peg$savedPos, peg$currPos)
throw peg$buildSimpleError(message, location);
}
function peg$literalExpectation(text, ignoreCase) {
return { type: "literal", text: text, ignoreCase: ignoreCase };
}
function peg$classExpectation(parts, inverted, ignoreCase) {
return { type: "class", parts: parts, inverted: inverted, ignoreCase: ignoreCase };
}
function peg$anyExpectation() {
return { type: "any" };
}
function peg$endExpectation() {
return { type: "end" };
}
function peg$otherExpectation(description) {
return { type: "other", description: description };
}
function peg$computePosDetails(pos) {
var details = peg$posDetailsCache[pos], p;
if (details) {
return details;
} else {
p = pos - 1;
while (!peg$posDetailsCache[p]) {
p--;
}
details = peg$posDetailsCache[p];
details = {
line: details.line,
column: details.column
};
while (p < pos) {
if (input.charCodeAt(p) === 10) {
details.line++;
details.column = 1;
} else {
details.column++;
}
p++;
}
peg$posDetailsCache[pos] = details;
return details;
}
}
function peg$computeLocation(startPos, endPos) {
var startPosDetails = peg$computePosDetails(startPos),
endPosDetails = peg$computePosDetails(endPos);
return {
start: {
offset: startPos,
line: startPosDetails.line,
column: startPosDetails.column
},
end: {
offset: endPos,
line: endPosDetails.line,
column: endPosDetails.column
}
};
}
function peg$fail(expected) {
if (peg$currPos < peg$maxFailPos) { return; }
if (peg$currPos > peg$maxFailPos) {
peg$maxFailPos = peg$currPos;
peg$maxFailExpected = [];
}
peg$maxFailExpected.push(expected);
}
function peg$buildSimpleError(message, location) {
return new peg$SyntaxError(message, null, null, location);
}
function peg$buildStructuredError(expected, found, location) {
return new peg$SyntaxError(
peg$SyntaxError.buildMessage(expected, found),
expected,
found,
location
);
}
function peg$parsepgn() {
var s0, s1, s2;
s0 = peg$currPos;
s1 = peg$parsepgnStartWhite();
if (s1 !== peg$FAILED) {
s2 = peg$parsepgnBlack();
if (s2 === peg$FAILED) {
s2 = null;
}
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c0(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
if (s0 === peg$FAILED) {
s0 = peg$currPos;
s1 = peg$parsepgnStartBlack();
if (s1 !== peg$FAILED) {
s2 = peg$parsepgnWhite();
if (s2 === peg$FAILED) {
s2 = null;
}
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c1(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
if (s0 === peg$FAILED) {
s0 = peg$currPos;
s1 = peg$parsewhiteSpace();
if (s1 === peg$FAILED) {
s1 = null;
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c2();
}
s0 = s1;
}
}
return s0;
}
function peg$parsepgnStartWhite() {
var s0, s1;
s0 = peg$currPos;
s1 = peg$parsepgnWhite();
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c3(s1);
}
s0 = s1;
return s0;
}
function peg$parsepgnStartBlack() {
var s0, s1;
s0 = peg$currPos;
s1 = peg$parsepgnBlack();
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c4(s1);
}
s0 = s1;
return s0;
}
function peg$parsepgnWhite() {
var s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, s14, s15;
s0 = peg$currPos;
s1 = peg$parsewhiteSpace();
if (s1 === peg$FAILED) {
s1 = null;
}
if (s1 !== peg$FAILED) {
s2 = peg$parsecomment();
if (s2 === peg$FAILED) {
s2 = null;
}
if (s2 !== peg$FAILED) {
s3 = peg$parsewhiteSpace();
if (s3 === peg$FAILED) {
s3 = null;
}
if (s3 !== peg$FAILED) {
s4 = peg$parsemoveNumber();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsewhiteSpace();
if (s5 === peg$FAILED) {
s5 = null;
}
if (s5 !== peg$FAILED) {
s6 = peg$parsecomment();
if (s6 === peg$FAILED) {
s6 = null;
}
if (s6 !== peg$FAILED) {
s7 = peg$parsewhiteSpace();
if (s7 === peg$FAILED) {
s7 = null;
}
if (s7 !== peg$FAILED) {
s8 = peg$parsehalfMove();
if (s8 !== peg$FAILED) {
s9 = peg$parsewhiteSpace();
if (s9 === peg$FAILED) {
s9 = null;
}
if (s9 !== peg$FAILED) {
s10 = peg$parsenags();
if (s10 === peg$FAILED) {
s10 = null;
}
if (s10 !== peg$FAILED) {
s11 = peg$parsewhiteSpace();
if (s11 === peg$FAILED) {
s11 = null;
}
if (s11 !== peg$FAILED) {
s12 = peg$parsecomment();
if (s12 === peg$FAILED) {
s12 = null;
}
if (s12 !== peg$FAILED) {
s13 = peg$parsewhiteSpace();
if (s13 === peg$FAILED) {
s13 = null;
}
if (s13 !== peg$FAILED) {
s14 = peg$parsevariationWhite();
if (s14 === peg$FAILED) {
s14 = null;
}
if (s14 !== peg$FAILED) {
s15 = peg$parsepgnBlack();
if (s15 === peg$FAILED) {
s15 = null;
}
if (s15 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c5(s2, s4, s6, s8, s10, s12, s14, s15);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
if (s0 === peg$FAILED) {
s0 = peg$parseendGame();
}
return s0;
}
function peg$parsepgnBlack() {
var s0, s1, s2, s3, s4, s5, s6, s7, s8, s9, s10, s11, s12, s13, s14, s15;
s0 = peg$currPos;
s1 = peg$parsewhiteSpace();
if (s1 === peg$FAILED) {
s1 = null;
}
if (s1 !== peg$FAILED) {
s2 = peg$parsecomment();
if (s2 === peg$FAILED) {
s2 = null;
}
if (s2 !== peg$FAILED) {
s3 = peg$parsewhiteSpace();
if (s3 === peg$FAILED) {
s3 = null;
}
if (s3 !== peg$FAILED) {
s4 = peg$parsemoveEllipse();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsewhiteSpace();
if (s5 === peg$FAILED) {
s5 = null;
}
if (s5 !== peg$FAILED) {
s6 = peg$parsecomment();
if (s6 === peg$FAILED) {
s6 = null;
}
if (s6 !== peg$FAILED) {
s7 = peg$parsewhiteSpace();
if (s7 === peg$FAILED) {
s7 = null;
}
if (s7 !== peg$FAILED) {
s8 = peg$parsehalfMove();
if (s8 !== peg$FAILED) {
s9 = peg$parsewhiteSpace();
if (s9 === peg$FAILED) {
s9 = null;
}
if (s9 !== peg$FAILED) {
s10 = peg$parsenags();
if (s10 === peg$FAILED) {
s10 = null;
}
if (s10 !== peg$FAILED) {
s11 = peg$parsewhiteSpace();
if (s11 === peg$FAILED) {
s11 = null;
}
if (s11 !== peg$FAILED) {
s12 = peg$parsecomment();
if (s12 === peg$FAILED) {
s12 = null;
}
if (s12 !== peg$FAILED) {
s13 = peg$parsewhiteSpace();
if (s13 === peg$FAILED) {
s13 = null;
}
if (s13 !== peg$FAILED) {
s14 = peg$parsevariationBlack();
if (s14 === peg$FAILED) {
s14 = null;
}
if (s14 !== peg$FAILED) {
s15 = peg$parsepgnWhite();
if (s15 === peg$FAILED) {
s15 = null;
}
if (s15 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c6(s2, s4, s6, s8, s10, s12, s14, s15);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
if (s0 === peg$FAILED) {
s0 = peg$parseendGame();
}
return s0;
}
function peg$parseendGame() {
var s0, s1;
s0 = peg$currPos;
if (input.substr(peg$currPos, 3) === peg$c7) {
s1 = peg$c7;
peg$currPos += 3;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c8); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c9();
}
s0 = s1;
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.substr(peg$currPos, 3) === peg$c10) {
s1 = peg$c10;
peg$currPos += 3;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c11); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c12();
}
s0 = s1;
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.substr(peg$currPos, 3) === peg$c13) {
s1 = peg$c13;
peg$currPos += 3;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c14); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c15();
}
s0 = s1;
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.substr(peg$currPos, 3) === peg$c16) {
s1 = peg$c16;
peg$currPos += 3;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c17); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c18();
}
s0 = s1;
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.substr(peg$currPos, 7) === peg$c19) {
s1 = peg$c19;
peg$currPos += 7;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c20); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c21();
}
s0 = s1;
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 42) {
s1 = peg$c22;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c23); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c24();
}
s0 = s1;
}
}
}
}
}
return s0;
}
function peg$parsecomment() {
var s0, s1, s2, s3;
s0 = peg$currPos;
s1 = peg$parsecl();
if (s1 !== peg$FAILED) {
s2 = [];
if (peg$c25.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c26); }
}
while (s3 !== peg$FAILED) {
s2.push(s3);
if (peg$c25.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c26); }
}
}
if (s2 !== peg$FAILED) {
s3 = peg$parsecr();
if (s3 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c27(s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsecl() {
var s0;
if (input.charCodeAt(peg$currPos) === 123) {
s0 = peg$c28;
peg$currPos++;
} else {
s0 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c29); }
}
return s0;
}
function peg$parsecr() {
var s0;
if (input.charCodeAt(peg$currPos) === 125) {
s0 = peg$c30;
peg$currPos++;
} else {
s0 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c31); }
}
return s0;
}
function peg$parsevariationWhite() {
var s0, s1, s2, s3, s4, s5, s6, s7;
s0 = peg$currPos;
s1 = peg$parsepl();
if (s1 !== peg$FAILED) {
s2 = peg$parsepgnWhite();
if (s2 !== peg$FAILED) {
s3 = peg$parsepr();
if (s3 !== peg$FAILED) {
s4 = peg$parsewhiteSpace();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsevariationWhite();
if (s5 === peg$FAILED) {
s5 = null;
}
if (s5 !== peg$FAILED) {
s6 = peg$parsewhiteSpace();
if (s6 === peg$FAILED) {
s6 = null;
}
if (s6 !== peg$FAILED) {
s7 = peg$parsemoveEllipse();
if (s7 === peg$FAILED) {
s7 = null;
}
if (s7 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c32(s2, s5, s7);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsevariationBlack() {
var s0, s1, s2, s3, s4, s5;
s0 = peg$currPos;
s1 = peg$parsepl();
if (s1 !== peg$FAILED) {
s2 = peg$parsepgnStartBlack();
if (s2 !== peg$FAILED) {
s3 = peg$parsepr();
if (s3 !== peg$FAILED) {
s4 = peg$parsewhiteSpace();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsevariationBlack();
if (s5 === peg$FAILED) {
s5 = null;
}
if (s5 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c33(s2, s5);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsepl() {
var s0;
if (input.charCodeAt(peg$currPos) === 40) {
s0 = peg$c34;
peg$currPos++;
} else {
s0 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c35); }
}
return s0;
}
function peg$parsepr() {
var s0;
if (input.charCodeAt(peg$currPos) === 41) {
s0 = peg$c36;
peg$currPos++;
} else {
s0 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c37); }
}
return s0;
}
function peg$parsemoveNumber() {
var s0, s1, s2;
s0 = peg$currPos;
s1 = peg$parseinteger();
if (s1 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 46) {
s2 = peg$c38;
peg$currPos++;
} else {
s2 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c39); }
}
if (s2 === peg$FAILED) {
s2 = null;
}
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c40(s1);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parseinteger() {
var s0, s1, s2;
peg$silentFails++;
s0 = peg$currPos;
s1 = [];
if (peg$c42.test(input.charAt(peg$currPos))) {
s2 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s2 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c43); }
}
if (s2 !== peg$FAILED) {
while (s2 !== peg$FAILED) {
s1.push(s2);
if (peg$c42.test(input.charAt(peg$currPos))) {
s2 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s2 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c43); }
}
}
} else {
s1 = peg$FAILED;
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c44(s1);
}
s0 = s1;
peg$silentFails--;
if (s0 === peg$FAILED) {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c41); }
}
return s0;
}
function peg$parsewhiteSpace() {
var s0, s1, s2;
s0 = peg$currPos;
s1 = [];
if (input.charCodeAt(peg$currPos) === 32) {
s2 = peg$c45;
peg$currPos++;
} else {
s2 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c46); }
}
if (s2 !== peg$FAILED) {
while (s2 !== peg$FAILED) {
s1.push(s2);
if (input.charCodeAt(peg$currPos) === 32) {
s2 = peg$c45;
peg$currPos++;
} else {
s2 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c46); }
}
}
} else {
s1 = peg$FAILED;
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c47();
}
s0 = s1;
return s0;
}
function peg$parsehalfMove() {
var s0, s1, s2, s3, s4, s5, s6, s7, s8;
s0 = peg$currPos;
s1 = peg$parsefigure();
if (s1 === peg$FAILED) {
s1 = null;
}
if (s1 !== peg$FAILED) {
s2 = peg$currPos;
peg$silentFails++;
s3 = peg$parsecheckdisc();
peg$silentFails--;
if (s3 !== peg$FAILED) {
peg$currPos = s2;
s2 = void 0;
} else {
s2 = peg$FAILED;
}
if (s2 !== peg$FAILED) {
s3 = peg$parsediscriminator();
if (s3 !== peg$FAILED) {
s4 = peg$parsestrike();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsecolumn();
if (s5 !== peg$FAILED) {
s6 = peg$parserow();
if (s6 !== peg$FAILED) {
s7 = peg$parsepromotion();
if (s7 === peg$FAILED) {
s7 = null;
}
if (s7 !== peg$FAILED) {
s8 = peg$parsecheck();
if (s8 === peg$FAILED) {
s8 = null;
}
if (s8 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c48(s1, s3, s4, s5, s6, s7, s8);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
if (s0 === peg$FAILED) {
s0 = peg$currPos;
s1 = peg$parsefigure();
if (s1 === peg$FAILED) {
s1 = null;
}
if (s1 !== peg$FAILED) {
s2 = peg$parsecolumn();
if (s2 !== peg$FAILED) {
s3 = peg$parserow();
if (s3 !== peg$FAILED) {
s4 = peg$parsestrikeOrDash();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsecolumn();
if (s5 !== peg$FAILED) {
s6 = peg$parserow();
if (s6 !== peg$FAILED) {
s7 = peg$parsepromotion();
if (s7 === peg$FAILED) {
s7 = null;
}
if (s7 !== peg$FAILED) {
s8 = peg$parsecheck();
if (s8 === peg$FAILED) {
s8 = null;
}
if (s8 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c49(s1, s2, s3, s4, s5, s6, s7, s8);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
if (s0 === peg$FAILED) {
s0 = peg$currPos;
s1 = peg$parsefigure();
if (s1 === peg$FAILED) {
s1 = null;
}
if (s1 !== peg$FAILED) {
s2 = peg$parsestrike();
if (s2 === peg$FAILED) {
s2 = null;
}
if (s2 !== peg$FAILED) {
s3 = peg$parsecolumn();
if (s3 !== peg$FAILED) {
s4 = peg$parserow();
if (s4 !== peg$FAILED) {
s5 = peg$parsepromotion();
if (s5 === peg$FAILED) {
s5 = null;
}
if (s5 !== peg$FAILED) {
s6 = peg$parsecheck();
if (s6 === peg$FAILED) {
s6 = null;
}
if (s6 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c50(s1, s2, s3, s4, s5, s6);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.substr(peg$currPos, 5) === peg$c51) {
s1 = peg$c51;
peg$currPos += 5;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c52); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parsecheck();
if (s2 === peg$FAILED) {
s2 = null;
}
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c53(s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.substr(peg$currPos, 3) === peg$c54) {
s1 = peg$c54;
peg$currPos += 3;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c55); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parsecheck();
if (s2 === peg$FAILED) {
s2 = null;
}
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c56(s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
}
}
}
}
return s0;
}
function peg$parsecheck() {
var s0, s1, s2, s3;
s0 = peg$currPos;
s1 = peg$currPos;
s2 = peg$currPos;
peg$silentFails++;
if (input.substr(peg$currPos, 2) === peg$c57) {
s3 = peg$c57;
peg$currPos += 2;
} else {
s3 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c58); }
}
peg$silentFails--;
if (s3 === peg$FAILED) {
s2 = void 0;
} else {
peg$currPos = s2;
s2 = peg$FAILED;
}
if (s2 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 43) {
s3 = peg$c59;
peg$currPos++;
} else {
s3 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c60); }
}
if (s3 !== peg$FAILED) {
s2 = [s2, s3];
s1 = s2;
} else {
peg$currPos = s1;
s1 = peg$FAILED;
}
} else {
peg$currPos = s1;
s1 = peg$FAILED;
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c61(s1);
}
s0 = s1;
if (s0 === peg$FAILED) {
s0 = peg$currPos;
s1 = peg$currPos;
s2 = peg$currPos;
peg$silentFails++;
if (input.substr(peg$currPos, 3) === peg$c62) {
s3 = peg$c62;
peg$currPos += 3;
} else {
s3 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c63); }
}
peg$silentFails--;
if (s3 === peg$FAILED) {
s2 = void 0;
} else {
peg$currPos = s2;
s2 = peg$FAILED;
}
if (s2 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 35) {
s3 = peg$c64;
peg$currPos++;
} else {
s3 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c65); }
}
if (s3 !== peg$FAILED) {
s2 = [s2, s3];
s1 = s2;
} else {
peg$currPos = s1;
s1 = peg$FAILED;
}
} else {
peg$currPos = s1;
s1 = peg$FAILED;
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c61(s1);
}
s0 = s1;
}
return s0;
}
function peg$parsepromotion() {
var s0, s1, s2;
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 61) {
s1 = peg$c66;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c67); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parsefigure();
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c68(s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsenags() {
var s0, s1, s2, s3;
s0 = peg$currPos;
s1 = peg$parsenag();
if (s1 !== peg$FAILED) {
s2 = peg$parsewhiteSpace();
if (s2 === peg$FAILED) {
s2 = null;
}
if (s2 !== peg$FAILED) {
s3 = peg$parsenags();
if (s3 === peg$FAILED) {
s3 = null;
}
if (s3 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c69(s1, s3);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsenag() {
var s0, s1, s2;
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 36) {
s1 = peg$c70;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c71); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parseinteger();
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c72(s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.substr(peg$currPos, 2) === peg$c73) {
s1 = peg$c73;
peg$currPos += 2;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c74); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c75();
}
s0 = s1;
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.substr(peg$currPos, 2) === peg$c76) {
s1 = peg$c76;
peg$currPos += 2;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c77); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c78();
}
s0 = s1;
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.substr(peg$currPos, 2) === peg$c79) {
s1 = peg$c79;
peg$currPos += 2;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c80); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c81();
}
s0 = s1;
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.substr(peg$currPos, 2) === peg$c82) {
s1 = peg$c82;
peg$currPos += 2;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c83); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c84();
}
s0 = s1;
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 33) {
s1 = peg$c85;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c86); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c87();
}
s0 = s1;
if (s0 === peg$FAILED) {
s0 = peg$currPos;