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parser.js
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/*
* Generated by PEG.js 0.10.0.
*
* http://pegjs.org/
*
* [
* { code:'M', command:'moveto', x:3, y:7 },
* { code:'m', command:'moveto', relative:true, x:-10, y:10 },
* { code:'L', command:'lineto', x:5, y:-6 },
* { code:'l', command:'lineto', relative:true, x:10, y:0 },
* { code:'V', command:'vertical lineto', y:27 },
* { code:'v', command:'vertical lineto', relative:true, y:10 },
* { code:'H', command:'horizontal lineto', x:23 },
* { code:'h', command:'horizontal lineto', relative:true, x:10 },
* { code:'C', command:'curveto', x1:33, y1:43, x2:38, y2:47, x:43, y:47 },
* { code:'c', command:'curveto', relative:true, x1:0, y1:5, x2:5, y2:10, x:10, y:10 },
* { code:'S', command:'smooth curveto', x2:63, y2:67, x:63, y:67 },
* { code:'s', command:'smooth curveto', relative:true, x2:-10, y2:10, x:10, y:10 },
* { code:'Q', command:'quadratic curveto', x1:50, y1:50, x:73, y:57 },
* { code:'q', command:'quadratic curveto', relative:true, x1:20, y1:-5, x:0, y:-10 },
* { code:'T', command:'smooth quadratic curveto', x:70, y:40 },
* { code:'t', command:'smooth quadratic curveto', relative:true, x:0, y:-15 },
* { code:'A', command:'elliptical arc', rx:5, ry:5, xAxisRotation:45, largeArc:true, sweep:false, x:40, y:20 },
* { code:'a', command:'elliptical arc', relative:true, rx:5, ry:5, xAxisRotation:20, largeArc:false, sweep:true, x:-10, y:-10 },
* { code:'Z', command:'closepath' }
* ]
*
*/
"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$startRuleFunctions = { svg_path: peg$parsesvg_path },
peg$startRuleFunction = peg$parsesvg_path,
peg$c0 = function(data) {
if (!data) return [];
for (var cmds=[],i=0;i<data.length;i++) cmds=cmds.concat.apply(cmds,data[i]);
var first=cmds[0];
if (first && first.code=='m'){ // Per spec, first moveto is never relative
delete first.relative;
first.code = 'M';
}
return cmds;
},
peg$c1 = function(first, more) { return merge(first,more) },
peg$c2 = /^[Mm]/,
peg$c3 = peg$classExpectation(["M", "m"], false, false),
peg$c4 = function(c, first, more) {
var move = commands(c,[first]);
if (more) move = move.concat(commands(c=='M' ? 'L' : 'l',more[1]));
return move;
},
peg$c5 = /^[Zz]/,
peg$c6 = peg$classExpectation(["Z", "z"], false, false),
peg$c7 = function() { return commands('Z') },
peg$c8 = /^[Ll]/,
peg$c9 = peg$classExpectation(["L", "l"], false, false),
peg$c10 = function(c, args) { return commands(c,args) },
peg$c11 = /^[Hh]/,
peg$c12 = peg$classExpectation(["H", "h"], false, false),
peg$c13 = function(c, args) { return commands(c,args.map(function(x){ return {x:x}})) },
peg$c14 = /^[Vv]/,
peg$c15 = peg$classExpectation(["V", "v"], false, false),
peg$c16 = function(c, args) { return commands(c,args.map(function(y){ return {y:y}})) },
peg$c17 = /^[Cc]/,
peg$c18 = peg$classExpectation(["C", "c"], false, false),
peg$c19 = function(a, b, c) { return { x1:a.x, y1:a.y, x2:b.x, y2:b.y, x:c.x, y:c.y } },
peg$c20 = /^[Ss]/,
peg$c21 = peg$classExpectation(["S", "s"], false, false),
peg$c22 = function(b, c) { return { x2:b.x, y2:b.y, x:c.x, y:c.y } },
peg$c23 = /^[Qq]/,
peg$c24 = peg$classExpectation(["Q", "q"], false, false),
peg$c25 = function(a, b) { return { x1:a.x, y1:a.y, x:b.x, y:b.y } },
peg$c26 = /^[Tt]/,
peg$c27 = peg$classExpectation(["T", "t"], false, false),
peg$c28 = /^[Aa]/,
peg$c29 = peg$classExpectation(["A", "a"], false, false),
peg$c30 = function(rx, ry, xrot, large, sweep, xy) { return { rx:rx, ry:ry, xAxisRotation:xrot, largeArc:large, sweep:sweep, x:xy.x, y:xy.y } },
peg$c31 = function(x, y) { return { x:x, y:y } },
peg$c32 = function(n) { return n*1 },
peg$c33 = function(parts) { return parts.join('')*1 },
peg$c34 = /^[01]/,
peg$c35 = peg$classExpectation(["0", "1"], false, false),
peg$c36 = function(bit) { return bit=='1' },
peg$c37 = function() { return '' },
peg$c38 = ",",
peg$c39 = peg$literalExpectation(",", false),
peg$c40 = function(parts) { return parts.join('') },
peg$c41 = ".",
peg$c42 = peg$literalExpectation(".", false),
peg$c43 = /^[eE]/,
peg$c44 = peg$classExpectation(["e", "E"], false, false),
peg$c45 = /^[+\-]/,
peg$c46 = peg$classExpectation(["+", "-"], false, false),
peg$c47 = /^[0-9]/,
peg$c48 = peg$classExpectation([["0", "9"]], false, false),
peg$c49 = function(digits) { return digits.join('') },
peg$c50 = /^[ \t\n\r]/,
peg$c51 = peg$classExpectation([" ", "\t", "\n", "\r"], false, false),
peg$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$parsesvg_path() {
var s0, s1, s2, s3, s4;
s0 = peg$currPos;
s1 = [];
s2 = peg$parsewsp();
while (s2 !== peg$FAILED) {
s1.push(s2);
s2 = peg$parsewsp();
}
if (s1 !== peg$FAILED) {
s2 = peg$parsemoveTo_drawTo_commandGroups();
if (s2 === peg$FAILED) {
s2 = null;
}
if (s2 !== peg$FAILED) {
s3 = [];
s4 = peg$parsewsp();
while (s4 !== peg$FAILED) {
s3.push(s4);
s4 = peg$parsewsp();
}
if (s3 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c0(s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsemoveTo_drawTo_commandGroups() {
var s0, s1, s2, s3, s4, s5;
s0 = peg$currPos;
s1 = peg$parsemoveTo_drawTo_commandGroup();
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$currPos;
s4 = [];
s5 = peg$parsewsp();
while (s5 !== peg$FAILED) {
s4.push(s5);
s5 = peg$parsewsp();
}
if (s4 !== peg$FAILED) {
s5 = peg$parsemoveTo_drawTo_commandGroup();
if (s5 !== peg$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 = [];
s5 = peg$parsewsp();
while (s5 !== peg$FAILED) {
s4.push(s5);
s5 = peg$parsewsp();
}
if (s4 !== peg$FAILED) {
s5 = peg$parsemoveTo_drawTo_commandGroup();
if (s5 !== peg$FAILED) {
s4 = [s4, s5];
s3 = s4;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
}
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c1(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsemoveTo_drawTo_commandGroup() {
var s0, s1, s2, s3, s4, s5;
s0 = peg$currPos;
s1 = peg$parsemoveto();
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$currPos;
s4 = [];
s5 = peg$parsewsp();
while (s5 !== peg$FAILED) {
s4.push(s5);
s5 = peg$parsewsp();
}
if (s4 !== peg$FAILED) {
s5 = peg$parsedrawto_command();
if (s5 !== peg$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 = [];
s5 = peg$parsewsp();
while (s5 !== peg$FAILED) {
s4.push(s5);
s5 = peg$parsewsp();
}
if (s4 !== peg$FAILED) {
s5 = peg$parsedrawto_command();
if (s5 !== peg$FAILED) {
s4 = [s4, s5];
s3 = s4;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
}
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c1(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsedrawto_command() {
var s0;
s0 = peg$parseclosepath();
if (s0 === peg$FAILED) {
s0 = peg$parselineto();
if (s0 === peg$FAILED) {
s0 = peg$parsehorizontal_lineto();
if (s0 === peg$FAILED) {
s0 = peg$parsevertical_lineto();
if (s0 === peg$FAILED) {
s0 = peg$parsecurveto();
if (s0 === peg$FAILED) {
s0 = peg$parsesmooth_curveto();
if (s0 === peg$FAILED) {
s0 = peg$parsequadratic_bezier_curveto();
if (s0 === peg$FAILED) {
s0 = peg$parsesmooth_quadratic_bezier_curveto();
if (s0 === peg$FAILED) {
s0 = peg$parseelliptical_arc();
}
}
}
}
}
}
}
}
return s0;
}
function peg$parsemoveto() {
var s0, s1, s2, s3, s4, s5, s6;
s0 = peg$currPos;
if (peg$c2.test(input.charAt(peg$currPos))) {
s1 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c3); }
}
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$parsewsp();
while (s3 !== peg$FAILED) {
s2.push(s3);
s3 = peg$parsewsp();
}
if (s2 !== peg$FAILED) {
s3 = peg$parsecoordinate_pair();
if (s3 !== peg$FAILED) {
s4 = peg$currPos;
s5 = peg$parsecomma_wsp();
if (s5 === peg$FAILED) {
s5 = null;
}
if (s5 !== peg$FAILED) {
s6 = peg$parselineto_argument_sequence();
if (s6 !== peg$FAILED) {
s5 = [s5, s6];
s4 = s5;
} else {
peg$currPos = s4;
s4 = peg$FAILED;
}
} else {
peg$currPos = s4;
s4 = peg$FAILED;
}
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c4(s1, s3, s4);
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;
}
return s0;
}
function peg$parseclosepath() {
var s0, s1;
s0 = peg$currPos;
if (peg$c5.test(input.charAt(peg$currPos))) {
s1 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c6); }
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c7();
}
s0 = s1;
return s0;
}
function peg$parselineto() {
var s0, s1, s2, s3;
s0 = peg$currPos;
if (peg$c8.test(input.charAt(peg$currPos))) {
s1 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c9); }
}
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$parsewsp();
while (s3 !== peg$FAILED) {
s2.push(s3);
s3 = peg$parsewsp();
}
if (s2 !== peg$FAILED) {
s3 = peg$parselineto_argument_sequence();
if (s3 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c10(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$parselineto_argument_sequence() {
var s0, s1, s2, s3, s4, s5;
s0 = peg$currPos;
s1 = peg$parsecoordinate_pair();
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$currPos;
s4 = peg$parsecomma_wsp();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsecoordinate_pair();
if (s5 !== peg$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$parsecomma_wsp();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsecoordinate_pair();
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) {
peg$savedPos = s0;
s1 = peg$c1(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsehorizontal_lineto() {
var s0, s1, s2, s3;
s0 = peg$currPos;
if (peg$c11.test(input.charAt(peg$currPos))) {
s1 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c12); }
}
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$parsewsp();
while (s3 !== peg$FAILED) {
s2.push(s3);
s3 = peg$parsewsp();
}
if (s2 !== peg$FAILED) {
s3 = peg$parsecoordinate_sequence();
if (s3 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c13(s1, s3);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsecoordinate_sequence() {
var s0, s1, s2, s3, s4, s5;
s0 = peg$currPos;
s1 = peg$parsenumber();
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$currPos;
s4 = peg$parsecomma_wsp();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsenumber();
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$currPos;
s4 = peg$parsecomma_wsp();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsenumber();
if (s5 !== peg$FAILED) {
s4 = [s4, s5];
s3 = s4;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
}
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c1(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsevertical_lineto() {
var s0, s1, s2, s3;
s0 = peg$currPos;
if (peg$c14.test(input.charAt(peg$currPos))) {
s1 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c15); }
}
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$parsewsp();
while (s3 !== peg$FAILED) {
s2.push(s3);
s3 = peg$parsewsp();
}
if (s2 !== peg$FAILED) {
s3 = peg$parsecoordinate_sequence();
if (s3 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c16(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$parsecurveto() {
var s0, s1, s2, s3;
s0 = peg$currPos;
if (peg$c17.test(input.charAt(peg$currPos))) {
s1 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$c18); }
}
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$parsewsp();
while (s3 !== peg$FAILED) {
s2.push(s3);
s3 = peg$parsewsp();
}
if (s2 !== peg$FAILED) {
s3 = peg$parsecurveto_argument_sequence();
if (s3 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c10(s1, s3);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsecurveto_argument_sequence() {
var s0, s1, s2, s3, s4, s5;
s0 = peg$currPos;
s1 = peg$parsecurveto_argument();
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$currPos;
s4 = peg$parsecomma_wsp();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsecurveto_argument();
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$currPos;
s4 = peg$parsecomma_wsp();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s5 = peg$parsecurveto_argument();
if (s5 !== peg$FAILED) {
s4 = [s4, s5];
s3 = s4;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
}
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$c1(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;