mast/parser/add_parser.js

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// @generated by Peggy 4.1.1.
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//
// https://peggyjs.org/
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 = { Add: peg$parseAdd };
var peg$startRuleFunction = peg$parseAdd;
var peg$c0 = "pro:";
var peg$c1 = "project:";
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var peg$c2 = "+";
var peg$c3 = "priority:";
var peg$c4 = "#";
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var peg$r0 = /^[HML]/;
var peg$r1 = /^[a-zA-Z0-9_\-]/;
var peg$r2 = /^[ \\t]/;
var peg$e0 = peg$anyExpectation();
var peg$e1 = peg$literalExpectation("pro:", false);
var peg$e2 = peg$literalExpectation("project:", false);
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var peg$e3 = peg$literalExpectation("+", false);
var peg$e4 = peg$literalExpectation("priority:", false);
var peg$e5 = peg$classExpectation(["H", "M", "L"], false, false);
var peg$e6 = peg$literalExpectation("#", false);
var peg$e7 = peg$classExpectation([["a", "z"], ["A", "Z"], ["0", "9"], "_", "-"], false, false);
var peg$e8 = peg$classExpectation([" ", "\\", "t"], false, false);
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var peg$f0 = function(desc, attributes) {
return MakeAdd(desc, attributes);
};
var peg$f1 = function(chars) {
return chars.map(c => c[1]).join('');
};
var peg$f2 = function(attributes) {
return MakeAttributes(attributes);
};
var peg$f3 = function(value) {
return { type: "project", value: value };
};
var peg$f4 = function(value) {
return { type: "priority", value: value };
};
var peg$f5 = function(value) {
return { type: "tag", value: value };
};
var peg$f6 = function(chars) {
return chars.join('');
};
var peg$currPos = options.peg$currPos | 0;
var peg$savedPos = peg$currPos;
var peg$posDetailsCache = [{ line: 1, column: 1 }];
var peg$maxFailPos = peg$currPos;
var peg$maxFailExpected = options.peg$maxFailExpected || [];
var peg$silentFails = options.peg$silentFails | 0;
var peg$result;
if (options.startRule) {
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 {
if (pos >= peg$posDetailsCache.length) {
p = peg$posDetailsCache.length - 1;
} else {
p = pos;
while (!peg$posDetailsCache[--p]) {}
}
details = peg$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$SyntaxError.buildMessage(expected, found),
expected,
found,
location
);
}
function peg$parseAdd() {
var s0, s1, s2;
s0 = peg$currPos;
s1 = peg$parseDescription();
if (s1 !== peg$FAILED) {
s2 = peg$parseAttributes();
peg$savedPos = s0;
s0 = peg$f0(s1, s2);
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parseDescription() {
var s0, s1, s2, s3, s4;
s0 = peg$currPos;
s1 = [];
s2 = peg$currPos;
s3 = peg$currPos;
peg$silentFails++;
s4 = peg$parseAttribute();
peg$silentFails--;
if (s4 === peg$FAILED) {
s3 = undefined;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
if (s3 !== peg$FAILED) {
if (input.length > peg$currPos) {
s4 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s4 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e0); }
}
if (s4 !== peg$FAILED) {
s3 = [s3, s4];
s2 = s3;
} else {
peg$currPos = s2;
s2 = peg$FAILED;
}
} else {
peg$currPos = s2;
s2 = peg$FAILED;
}
if (s2 !== peg$FAILED) {
while (s2 !== peg$FAILED) {
s1.push(s2);
s2 = peg$currPos;
s3 = peg$currPos;
peg$silentFails++;
s4 = peg$parseAttribute();
peg$silentFails--;
if (s4 === peg$FAILED) {
s3 = undefined;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
if (s3 !== peg$FAILED) {
if (input.length > peg$currPos) {
s4 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s4 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e0); }
}
if (s4 !== peg$FAILED) {
s3 = [s3, s4];
s2 = s3;
} else {
peg$currPos = s2;
s2 = peg$FAILED;
}
} else {
peg$currPos = s2;
s2 = peg$FAILED;
}
}
} else {
s1 = peg$FAILED;
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$f1(s1);
}
s0 = s1;
return s0;
}
function peg$parseAttributes() {
var s0, s1, s2, s3, s4;
s0 = peg$currPos;
s1 = [];
s2 = peg$currPos;
s3 = peg$parse_();
s4 = peg$parseAttribute();
if (s4 !== peg$FAILED) {
s3 = [s3, s4];
s2 = s3;
} else {
peg$currPos = s2;
s2 = peg$FAILED;
}
while (s2 !== peg$FAILED) {
s1.push(s2);
s2 = peg$currPos;
s3 = peg$parse_();
s4 = peg$parseAttribute();
if (s4 !== peg$FAILED) {
s3 = [s3, s4];
s2 = s3;
} else {
peg$currPos = s2;
s2 = peg$FAILED;
}
}
peg$savedPos = s0;
s1 = peg$f2(s1);
s0 = s1;
return s0;
}
function peg$parseAttribute() {
var s0;
s0 = peg$parseProject();
if (s0 === peg$FAILED) {
s0 = peg$parsePriority();
if (s0 === peg$FAILED) {
s0 = peg$parseTag();
}
}
return s0;
}
function peg$parseProject() {
var s0, s1, s2;
s0 = peg$currPos;
if (input.substr(peg$currPos, 4) === peg$c0) {
s1 = peg$c0;
peg$currPos += 4;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e1); }
}
if (s1 === peg$FAILED) {
if (input.substr(peg$currPos, 8) === peg$c1) {
s1 = peg$c1;
peg$currPos += 8;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e2); }
}
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if (s1 === peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 43) {
s1 = peg$c2;
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e3); }
}
}
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}
if (s1 !== peg$FAILED) {
s2 = peg$parseWord();
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f3(s2);
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parsePriority() {
var s0, s1, s2;
s0 = peg$currPos;
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if (input.substr(peg$currPos, 9) === peg$c3) {
s1 = peg$c3;
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peg$currPos += 9;
} else {
s1 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$e4); }
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}
if (s1 !== peg$FAILED) {
s2 = input.charAt(peg$currPos);
if (peg$r0.test(s2)) {
peg$currPos++;
} else {
s2 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$e5); }
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}
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f4(s2);
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parseTag() {
var s0, s1, s2;
s0 = peg$currPos;
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if (input.charCodeAt(peg$currPos) === 35) {
s1 = peg$c4;
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peg$currPos++;
} else {
s1 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$e6); }
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}
if (s1 !== peg$FAILED) {
s2 = peg$parseWord();
if (s2 !== peg$FAILED) {
peg$savedPos = s0;
s0 = peg$f5(s2);
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function peg$parseWord() {
var s0, s1, s2;
s0 = peg$currPos;
s1 = [];
s2 = input.charAt(peg$currPos);
if (peg$r1.test(s2)) {
peg$currPos++;
} else {
s2 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$e7); }
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}
if (s2 !== peg$FAILED) {
while (s2 !== peg$FAILED) {
s1.push(s2);
s2 = input.charAt(peg$currPos);
if (peg$r1.test(s2)) {
peg$currPos++;
} else {
s2 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$e7); }
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}
}
} else {
s1 = peg$FAILED;
}
if (s1 !== peg$FAILED) {
peg$savedPos = s0;
s1 = peg$f6(s1);
}
s0 = s1;
return s0;
}
function peg$parse_() {
var s0, s1;
s0 = [];
s1 = input.charAt(peg$currPos);
if (peg$r2.test(s1)) {
peg$currPos++;
} else {
s1 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$e8); }
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}
while (s1 !== peg$FAILED) {
s0.push(s1);
s1 = input.charAt(peg$currPos);
if (peg$r2.test(s1)) {
peg$currPos++;
} else {
s1 = peg$FAILED;
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if (peg$silentFails === 0) { peg$fail(peg$e8); }
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}
}
return s0;
}
function peg$parseEOF() {
var s0, s1;
s0 = peg$currPos;
peg$silentFails++;
if (input.length > peg$currPos) {
s1 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s1 = peg$FAILED;
if (peg$silentFails === 0) { peg$fail(peg$e0); }
}
peg$silentFails--;
if (s1 === peg$FAILED) {
s0 = undefined;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
return s0;
}
function MakeAdd(description, attributes) {
return {
description: description,
attributes: attributes || []
};
}
function MakeAttributes(attributes) {
return attributes.flatMap(attr => attr[1]);
}
peg$result = peg$startRuleFunction();
if (options.peg$library) {
return /** @type {any} */ ({
peg$result,
peg$currPos,
peg$FAILED,
peg$maxFailExpected,
peg$maxFailPos
});
}
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)
);
}
}
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const peg$allowedStartRules = [
"Add"
];
export {
peg$allowedStartRules as StartRules,
peg$SyntaxError as SyntaxError,
peg$parse as parse
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};