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parser.js
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parser.js
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peg = // Generated by Peggy 3.0.2.
//
// https://peggyjs.org/
(function() {
"use strict";
function peg$subclass(child, parent) {
function C() { this.constructor = child; }
C.prototype = parent.prototype;
child.prototype = new C();
}
function peg$SyntaxError(message, expected, found, location) {
var self = Error.call(this, message);
// istanbul ignore next Check is a necessary evil to support older environments
if (Object.setPrototypeOf) {
Object.setPrototypeOf(self, peg$SyntaxError.prototype);
}
self.expected = expected;
self.found = found;
self.location = location;
self.name = "SyntaxError";
return self;
}
peg$subclass(peg$SyntaxError, Error);
function peg$padEnd(str, targetLength, padString) {
padString = padString || " ";
if (str.length > targetLength) { return str; }
targetLength -= str.length;
padString += padString.repeat(targetLength);
return str + padString.slice(0, targetLength);
}
peg$SyntaxError.prototype.format = function(sources) {
var str = "Error: " + this.message;
if (this.location) {
var src = null;
var k;
for (k = 0; k < sources.length; k++) {
if (sources[k].source === this.location.source) {
src = sources[k].text.split(/\r\n|\n|\r/g);
break;
}
}
var s = this.location.start;
var offset_s = (this.location.source && (typeof this.location.source.offset === "function"))
? this.location.source.offset(s)
: s;
var loc = this.location.source + ":" + offset_s.line + ":" + offset_s.column;
if (src) {
var e = this.location.end;
var filler = peg$padEnd("", offset_s.line.toString().length, ' ');
var line = src[s.line - 1];
var last = s.line === e.line ? e.column : line.length + 1;
var hatLen = (last - s.column) || 1;
str += "\n --> " + loc + "\n"
+ filler + " |\n"
+ offset_s.line + " | " + line + "\n"
+ filler + " | " + peg$padEnd("", s.column - 1, ' ')
+ peg$padEnd("", hatLen, "^");
} else {
str += "\n at " + loc;
}
}
return str;
};
peg$SyntaxError.buildMessage = function(expected, found) {
var DESCRIBE_EXPECTATION_FNS = {
literal: function(expectation) {
return "\"" + literalEscape(expectation.text) + "\"";
},
class: function(expectation) {
var escapedParts = expectation.parts.map(function(part) {
return Array.isArray(part)
? classEscape(part[0]) + "-" + classEscape(part[1])
: classEscape(part);
});
return "[" + (expectation.inverted ? "^" : "") + escapedParts.join("") + "]";
},
any: function() {
return "any character";
},
end: function() {
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 = expected.map(describeExpectation);
var i, j;
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$parse(input, options) {
options = options !== undefined ? options : {};
var peg$FAILED = {};
var peg$source = options.grammarSource;
var peg$startRuleFunctions = { start: peg$parsestart };
var peg$startRuleFunction = peg$parsestart;
var peg$c0 = "((";
var peg$c1 = "))";
var peg$c2 = "(&";
var peg$c3 = ")";
var peg$c4 = "(";
var peg$c5 = "[";
var peg$c6 = "]";
var peg$c7 = "{";
var peg$c8 = "}";
var peg$c9 = "~";
var peg$c10 = "!";
var peg$c11 = ".";
var peg$c12 = ":";
var peg$c13 = "%";
var peg$c14 = "$";
var peg$c15 = "deffunc";
var peg$c16 = "defFunc";
var peg$c17 = "|";
var peg$c18 = " ";
var peg$c19 = "@";
var peg$c20 = "*";
var peg$c21 = "_";
var peg$c22 = "#";
var peg$c23 = "-";
var peg$c24 = "\"";
var peg$c25 = "'";
var peg$c26 = "`";
var peg$c27 = "\t";
var peg$r0 = /^[A-Za-z_]/;
var peg$r1 = /^[0-9A-Za-z_]/;
var peg$r2 = /^[A-Za-z]/;
var peg$r3 = /^[=+*\/<>\-]/;
var peg$r4 = /^[_=+*\/<>\-]/;
var peg$r5 = /^[^\n\r]/;
var peg$r6 = /^[ \t]/;
var peg$r7 = /^[ \t\n\r]/;
var peg$r8 = /^[\n\r]/;
var peg$r9 = /^[0-9]/;
var peg$r10 = /^[.]/;
var peg$r11 = /^[^"]/;
var peg$r12 = /^[^']/;
var peg$r13 = /^[^`]/;
var peg$e0 = peg$literalExpectation("((", false);
var peg$e1 = peg$literalExpectation("))", false);
var peg$e2 = peg$literalExpectation("(&", false);
var peg$e3 = peg$literalExpectation(")", false);
var peg$e4 = peg$literalExpectation("(", false);
var peg$e5 = peg$literalExpectation("[", false);
var peg$e6 = peg$literalExpectation("]", false);
var peg$e7 = peg$literalExpectation("{", false);
var peg$e8 = peg$literalExpectation("}", false);
var peg$e9 = peg$literalExpectation("~", false);
var peg$e10 = peg$literalExpectation("!", false);
var peg$e11 = peg$literalExpectation(".", false);
var peg$e12 = peg$literalExpectation(":", false);
var peg$e13 = peg$literalExpectation("%", false);
var peg$e14 = peg$literalExpectation("$", false);
var peg$e15 = peg$literalExpectation("deffunc", false);
var peg$e16 = peg$literalExpectation("defFunc", false);
var peg$e17 = peg$literalExpectation("|", false);
var peg$e18 = peg$literalExpectation(" ", false);
var peg$e19 = peg$literalExpectation("@", false);
var peg$e20 = peg$classExpectation([["A", "Z"], ["a", "z"], "_"], false, false);
var peg$e21 = peg$classExpectation([["0", "9"], ["A", "Z"], ["a", "z"], "_"], false, false);
var peg$e22 = peg$literalExpectation("*", false);
var peg$e23 = peg$classExpectation([["A", "Z"], ["a", "z"]], false, false);
var peg$e24 = peg$literalExpectation("_", false);
var peg$e25 = peg$classExpectation(["=", "+", "*", "/", "<", ">", "-"], false, false);
var peg$e26 = peg$classExpectation(["_", "=", "+", "*", "/", "<", ">", "-"], false, false);
var peg$e27 = peg$otherExpectation("optSpaces");
var peg$e28 = peg$otherExpectation("spaces");
var peg$e29 = peg$otherExpectation("comment");
var peg$e30 = peg$literalExpectation("#", false);
var peg$e31 = peg$classExpectation(["\n", "\r"], true, false);
var peg$e32 = peg$otherExpectation("singleSpace");
var peg$e33 = peg$classExpectation([" ", "\t"], false, false);
var peg$e34 = peg$otherExpectation("whiteSpace");
var peg$e35 = peg$classExpectation([" ", "\t", "\n", "\r"], false, false);
var peg$e36 = peg$otherExpectation("newline");
var peg$e37 = peg$classExpectation(["\n", "\r"], false, false);
var peg$e38 = peg$otherExpectation("number");
var peg$e39 = peg$literalExpectation("-", false);
var peg$e40 = peg$classExpectation([["0", "9"]], false, false);
var peg$e41 = peg$classExpectation(["."], false, false);
var peg$e42 = peg$otherExpectation("string");
var peg$e43 = peg$literalExpectation("\"", false);
var peg$e44 = peg$classExpectation(["\""], true, false);
var peg$e45 = peg$literalExpectation("'", false);
var peg$e46 = peg$classExpectation(["'"], true, false);
var peg$e47 = peg$literalExpectation("`", false);
var peg$e48 = peg$classExpectation(["`"], true, false);
var peg$e49 = peg$otherExpectation("tabs");
var peg$e50 = peg$literalExpectation("\t", false);
var peg$f0 = function(expr) { return new Expression('program', expr, expr.text) };
var peg$f1 = function(exprs) { return toExpression('par', exprs.flat()) };
var peg$f2 = function(n, exprs) { return toExpression( 'call', [toExpression('get', [n])].concat(exprs.flat()) ) };
var peg$f3 = function(exprs) { return new Expression('expression', exprs.flat(), text() ) };
var peg$f4 = function(exprs) { return new Expression('expression', exprs.flat(), text() ) };
var peg$f5 = function(startExpr, exprLabel, multLabel, exprs, cancelExpression) { return new Expression('expression', [startExpr].concat(exprs.flat()), text(), exprLabel, cancelExpression, multLabel ) };
var peg$f6 = function(expr) { return expr; };
var peg$f7 = function(expr) { return expr; };
var peg$f8 = function(n) { return toExpression(n, []) };
var peg$f9 = function(n, e1) { return toExpression(n, [e1]) };
var peg$f10 = function(n, e1, e2) { return toExpression(n, [e1, e2]) };
var peg$f11 = function(n, e1, e2, e3) { return toExpression(n, [e1, e2, e3]) };
var peg$f12 = function(n) { return toExpression('evalget', [toIdentifier(n)]) };
var peg$f13 = function(expr) { return toExpression('get', [expr]) };
var peg$f14 = function(n, exprs) {
return [
toExpression('var', [n]),
toExpression('set', [
n,
toExpression('lambda', exprs.flat())
])
]
};
var peg$f15 = function(e1, exprLabel, multLabel, startExpr, restExpr) { return new Expression('expression', [e1,startExpr].concat(restExpr), text(), exprLabel, null, multLabel ) };
var peg$f16 = function(spac) { return new Expression('expression', [], text()) };
var peg$f17 = function(n) { return n };
var peg$f18 = function(n) { return n };
var peg$f19 = function(n) { return toIdentifier(n) };
var peg$f20 = function(digits) {
return new Expression(
'number',
parseFloat( text() ),
text()
)
};
var peg$f21 = function(content) { return new Expression('string', content.join(""), text() ) };
var peg$f22 = function(content) { return new Expression('string', content.join(""), text() ) };
var peg$f23 = function(content) { return new Expression('string', content.join(""), text() ) };
var peg$f24 = function(tabs) {return tabs.length == indentationCount};
var peg$f25 = function(tabs) {};
var peg$f26 = function(tabs) {return tabs.length == indentationCount + 1};
var peg$f27 = function(tabs) {indentationCount += 1};
var peg$f28 = function(tabs) {return tabs.length == indentationCount - 1};
var peg$f29 = function(tabs) {indentationCount -= 1};
var peg$currPos = 0;
var peg$savedPos = 0;
var peg$posDetailsCache = [{ line: 1, column: 1 }];
var peg$maxFailPos = 0;
var peg$maxFailExpected = [];
var peg$silentFails = 0;
var peg$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$currPos);
}
function offset() {
return peg$savedPos;
}
function range() {
return {
source: peg$source,
start: peg$savedPos,
end: peg$currPos
};
}
function location() {
return peg$computeLocation(peg$savedPos, peg$currPos);
}
function expected(description, location) {
location = location !== undefined
? location
: peg$computeLocation(peg$savedPos, peg$currPos);
throw peg$buildStructuredError(
[peg$otherExpectation(description)],
input.substring(peg$savedPos, peg$currPos),
location
);
}
function error(message, location) {
location = location !== undefined
? location
: peg$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];
var 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, offset) {
var startPosDetails = peg$computePosDetails(startPos);
var endPosDetails = peg$computePosDetails(endPos);
var res = {
source: peg$source,
start: {
offset: startPos,
line: startPosDetails.line,
column: startPosDetails.column
},
end: {
offset: endPos,
line: endPosDetails.line,
column: endPosDetails.column
}
};
if (offset && peg$source && (typeof peg$source.offset === "function")) {
res.start = peg$source.offset(res.start);
res.end = peg$source.offset(res.end);
}
return res;
}
function peg$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$SyntaxError.buildMessage(expected, found),
expected,
found,
location
);
}
function peg$parsestart() {
var s0;
s0 = peg$parseprogram();
return s0;
}
function peg$parseprogram() {
var s0, s1, s2, s3;
s0 = peg$currPos;
s1 = peg$parse__();
s2 = peg$parseexpression();
if (s2 !== peg$FAILED) {
s3 = peg$parse__();
peg$savedPos = s0;
s0 = peg$f0(s2);
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parseexpression() {
var s0, s1, s2, s3, s4, s5, s6, s7, s8, s9;
s0 = peg$parseexpressionDeffunc();
if (s0 === peg$FAILED) {
s0 = peg$currPos;
if (input.substr(peg$currPos, 2) === peg$c0) {
s1 = peg$c0;
peg$currPos += 2;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e0); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parse__();
s3 = peg$parseexpressionStar();
s4 = peg$parse__();
if (input.substr(peg$currPos, 2) === peg$c1) {
s5 = peg$c1;
peg$currPos += 2;
} else {
s5 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e1); }
}
if (s5 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f1(s3);
} 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$currPos, 2) === peg$c2) {
s1 = peg$c2;
peg$currPos += 2;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e2); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parsename();
if (s2 !== peg$FAILED) {
s3 = peg$parse__();
s4 = peg$parseexpressionStar();
s5 = peg$parse__();
if (input.charCodeAt(peg$currPos) === 41) {
s6 = peg$c3;
peg$currPos++;
} else {
s6 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e3); }
}
if (s6 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f2(s2, s4);
} 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.charCodeAt(peg$currPos) === 40) {
s1 = peg$c4;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e4); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parse__();
s3 = peg$parseexpressionPlus();
if (s3 !== peg$FAILED) {
s4 = peg$parse__();
if (input.charCodeAt(peg$currPos) === 41) {
s5 = peg$c3;
peg$currPos++;
} else {
s5 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e3); }
}
if (s5 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f3(s3);
} 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.charCodeAt(peg$currPos) === 91) {
s1 = peg$c5;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e5); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parse__();
s3 = peg$parseexpressionPlus();
if (s3 !== peg$FAILED) {
s4 = peg$parse__();
if (input.charCodeAt(peg$currPos) === 93) {
s5 = peg$c6;
peg$currPos++;
} else {
s5 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e6); }
}
if (s5 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f4(s3);
} 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.charCodeAt(peg$currPos) === 123) {
s1 = peg$c7;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e7); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parse__();
s3 = peg$parseexpression();
if (s3 !== peg$FAILED) {
s4 = peg$parseexprLabel();
if (s4 === peg$FAILED) {
s4 = null;
}
s5 = peg$parsemultLabel();
if (s5 === peg$FAILED) {
s5 = null;
}
s6 = [];
s7 = peg$parseWSexpression();
while (s7 !== peg$FAILED) {
s6.push(s7);
s7 = peg$parseWSexpression();
}
s7 = peg$parse__();
if (input.charCodeAt(peg$currPos) === 125) {
s8 = peg$c8;
peg$currPos++;
} else {
s8 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e8); }
}
if (s8 !== peg$FAILED) {
s9 = peg$parsecancelExpression();
if (s9 === peg$FAILED) {
s9 = null;
}
peg$savedPos = s0;
s0 = peg$f5(s3, s4, s5, s6, s9);
} else {
peg$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$parsenumber();
if (s0 === peg$FAILED) {
s0 = peg$parsestring();
if (s0 === peg$FAILED) {
s0 = peg$parsename();
if (s0 === peg$FAILED) {
s0 = peg$parseexpression0();
if (s0 === peg$FAILED) {
s0 = peg$parseexpression1();
if (s0 === peg$FAILED) {
s0 = peg$parseexpression2();
if (s0 === peg$FAILED) {
s0 = peg$parseexpression3();
if (s0 === peg$FAILED) {
s0 = peg$parseexpression4();
if (s0 === peg$FAILED) {
s0 = peg$parseexpression5();
if (s0 === peg$FAILED) {
s0 = peg$parseexpressionBlock1();
if (s0 === peg$FAILED) {
s0 = peg$parseexpressionEmpty();
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
}
return s0;
}
function peg$parsecancelExpression() {
var s0, s1, s2, s3, s4;
s0 = peg$currPos;
s1 = peg$parse__();
if (input.charCodeAt(peg$currPos) === 126) {
s2 = peg$c9;
peg$currPos++;
} else {
s2 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e9); }
}
if (s2 !== peg$FAILED) {
s3 = peg$parse__();
s4 = peg$parseexpression();
if (s4 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f6(s4);
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parseexpressionStar() {
var s0, s1, s2;
s0 = [];
s1 = peg$parseexpression();
while (s1 !== peg$FAILED) {
s0.push(s1);
s1 = peg$currPos;
s2 = peg$parsespaces();
if (s2 !== peg$FAILED) {
s2 = peg$parseexpression();
if (s2 === peg$FAILED) {
peg$currPos = s1;
s1 = peg$FAILED;
} else {
s1 = s2;
}
} else {
s1 = s2;
}
}
return s0;
}
function peg$parseexpressionPlus() {
var s0, s1, s2, s3;
s0 = peg$currPos;
s1 = [];
s2 = peg$parseexpression();
while (s2 !== peg$FAILED) {
s1.push(s2);
s2 = peg$currPos;
s3 = peg$parsespaces();
if (s3 !== peg$FAILED) {
s3 = peg$parseexpression();
if (s3 === peg$FAILED) {
peg$currPos = s2;
s2 = peg$FAILED;
} else {
s2 = s3;
}
} else {
s2 = s3;
}
}
if (s1.length < 1) {
peg$currPos = s0;
s0 = peg$FAILED;
} else {
s0 = s1;
}
return s0;
}
function peg$parseWSexpression() {
var s0, s1, s2;
s0 = peg$currPos;
s1 = peg$parsespaces();
if (s1 !== peg$FAILED) {
s2 = peg$parseexpression();
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f7(s2);
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parseexpression0() {
var s0, s1, s2;
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 33) {
s1 = peg$c10;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e10); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parsename();
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f8(s2);
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parseexpression1() {
var s0, s1, s2, s3, s4;
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 46) {
s1 = peg$c11;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e11); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parsename();
if (s2 !== peg$FAILED) {
s3 = peg$parsespaces();
if (s3 !== peg$FAILED) {
s4 = peg$parseexpression();
if (s4 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f9(s2, s4);
} 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$parseexpression2() {
var s0, s1, s2, s3, s4, s5, s6;
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 58) {
s1 = peg$c12;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e12); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parsename();
if (s2 !== peg$FAILED) {
s3 = peg$parsespaces();
if (s3 !== peg$FAILED) {
s4 = peg$parseexpression();
if (s4 !== peg$FAILED) {
s5 = peg$parsespaces();
if (s5 !== peg$FAILED) {
s6 = peg$parseexpression();
if (s6 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f10(s2, s4, s6);
} 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$parseexpression3() {
var s0, s1, s2, s3, s4, s5, s6, s7, s8;
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 37) {
s1 = peg$c13;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e13); }
}
if (s1 !== peg$FAILED) {
s2 = peg$parsename();
if (s2 !== peg$FAILED) {
s3 = peg$parsespaces();
if (s3 !== peg$FAILED) {
s4 = peg$parseexpression();
if (s4 !== peg$FAILED) {
s5 = peg$parsespaces();
if (s5 !== peg$FAILED) {
s6 = peg$parseexpression();
if (s6 !== peg$FAILED) {
s7 = peg$parsespaces();
if (s7 !== peg$FAILED) {
s8 = peg$parseexpression();
if (s8 !== peg$FAILED) {
peg$savedPos = s0;