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vue hello world项目
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vue-hello/node_modules/esquery/dist/esquery.lite.js

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(function (global, factory) {
typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('estraverse')) :
typeof define === 'function' && define.amd ? define(['estraverse'], factory) :
(global = global || self, global.esquery = factory(global.estraverse));
}(this, (function (estraverse) { 'use strict';
estraverse = estraverse && Object.prototype.hasOwnProperty.call(estraverse, 'default') ? estraverse['default'] : estraverse;
function _typeof(obj) {
"@babel/helpers - typeof";
if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
_typeof = function (obj) {
return typeof obj;
};
} else {
_typeof = function (obj) {
return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
};
}
return _typeof(obj);
}
function _slicedToArray(arr, i) {
return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest();
}
function _toConsumableArray(arr) {
return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread();
}
function _arrayWithoutHoles(arr) {
if (Array.isArray(arr)) return _arrayLikeToArray(arr);
}
function _arrayWithHoles(arr) {
if (Array.isArray(arr)) return arr;
}
function _iterableToArray(iter) {
if (typeof Symbol !== "undefined" && Symbol.iterator in Object(iter)) return Array.from(iter);
}
function _iterableToArrayLimit(arr, i) {
if (typeof Symbol === "undefined" || !(Symbol.iterator in Object(arr))) return;
var _arr = [];
var _n = true;
var _d = false;
var _e = undefined;
try {
for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) {
_arr.push(_s.value);
if (i && _arr.length === i) break;
}
} catch (err) {
_d = true;
_e = err;
} finally {
try {
if (!_n && _i["return"] != null) _i["return"]();
} finally {
if (_d) throw _e;
}
}
return _arr;
}
function _unsupportedIterableToArray(o, minLen) {
if (!o) return;
if (typeof o === "string") return _arrayLikeToArray(o, minLen);
var n = Object.prototype.toString.call(o).slice(8, -1);
if (n === "Object" && o.constructor) n = o.constructor.name;
if (n === "Map" || n === "Set") return Array.from(o);
if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
}
function _arrayLikeToArray(arr, len) {
if (len == null || len > arr.length) len = arr.length;
for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
return arr2;
}
function _nonIterableSpread() {
throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _nonIterableRest() {
throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
function _createForOfIteratorHelper(o, allowArrayLike) {
var it;
if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) {
if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
if (it) o = it;
var i = 0;
var F = function () {};
return {
s: F,
n: function () {
if (i >= o.length) return {
done: true
};
return {
done: false,
value: o[i++]
};
},
e: function (e) {
throw e;
},
f: F
};
}
throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
var normalCompletion = true,
didErr = false,
err;
return {
s: function () {
it = o[Symbol.iterator]();
},
n: function () {
var step = it.next();
normalCompletion = step.done;
return step;
},
e: function (e) {
didErr = true;
err = e;
},
f: function () {
try {
if (!normalCompletion && it.return != null) it.return();
} finally {
if (didErr) throw err;
}
}
};
}
var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};
function createCommonjsModule(fn, module) {
return module = { exports: {} }, fn(module, module.exports), module.exports;
}
var parser = createCommonjsModule(function (module) {
/*
* Generated by PEG.js 0.10.0.
*
* http://pegjs.org/
*/
(function (root, factory) {
if ( module.exports) {
module.exports = factory();
}
})(commonjsGlobal, function () {
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 literal(expectation) {
return "\"" + literalEscape(expectation.text) + "\"";
},
"class": function _class(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 any(expectation) {
return "any character";
},
end: function end(expectation) {
return "end of input";
},
other: function other(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$startRuleFunctions = {
start: peg$parsestart
},
peg$startRuleFunction = peg$parsestart,
peg$c0 = function peg$c0(ss) {
return ss.length === 1 ? ss[0] : {
type: 'matches',
selectors: ss
};
},
peg$c1 = function peg$c1() {
return void 0;
},
peg$c2 = " ",
peg$c3 = peg$literalExpectation(" ", false),
peg$c4 = /^[^ [\],():#!=><~+.]/,
peg$c5 = peg$classExpectation([" ", "[", "]", ",", "(", ")", ":", "#", "!", "=", ">", "<", "~", "+", "."], true, false),
peg$c6 = function peg$c6(i) {
return i.join('');
},
peg$c7 = ">",
peg$c8 = peg$literalExpectation(">", false),
peg$c9 = function peg$c9() {
return 'child';
},
peg$c10 = "~",
peg$c11 = peg$literalExpectation("~", false),
peg$c12 = function peg$c12() {
return 'sibling';
},
peg$c13 = "+",
peg$c14 = peg$literalExpectation("+", false),
peg$c15 = function peg$c15() {
return 'adjacent';
},
peg$c16 = function peg$c16() {
return 'descendant';
},
peg$c17 = ",",
peg$c18 = peg$literalExpectation(",", false),
peg$c19 = function peg$c19(s, ss) {
return [s].concat(ss.map(function (s) {
return s[3];
}));
},
peg$c20 = function peg$c20(a, ops) {
return ops.reduce(function (memo, rhs) {
return {
type: rhs[0],
left: memo,
right: rhs[1]
};
}, a);
},
peg$c21 = "!",
peg$c22 = peg$literalExpectation("!", false),
peg$c23 = function peg$c23(subject, as) {
var b = as.length === 1 ? as[0] : {
type: 'compound',
selectors: as
};
if (subject) b.subject = true;
return b;
},
peg$c24 = "*",
peg$c25 = peg$literalExpectation("*", false),
peg$c26 = function peg$c26(a) {
return {
type: 'wildcard',
value: a
};
},
peg$c27 = "#",
peg$c28 = peg$literalExpectation("#", false),
peg$c29 = function peg$c29(i) {
return {
type: 'identifier',
value: i
};
},
peg$c30 = "[",
peg$c31 = peg$literalExpectation("[", false),
peg$c32 = "]",
peg$c33 = peg$literalExpectation("]", false),
peg$c34 = function peg$c34(v) {
return v;
},
peg$c35 = /^[><!]/,
peg$c36 = peg$classExpectation([">", "<", "!"], false, false),
peg$c37 = "=",
peg$c38 = peg$literalExpectation("=", false),
peg$c39 = function peg$c39(a) {
return (a || '') + '=';
},
peg$c40 = /^[><]/,
peg$c41 = peg$classExpectation([">", "<"], false, false),
peg$c42 = ".",
peg$c43 = peg$literalExpectation(".", false),
peg$c44 = function peg$c44(a, as) {
return [].concat.apply([a], as).join('');
},
peg$c45 = function peg$c45(name, op, value) {
return {
type: 'attribute',
name: name,
operator: op,
value: value
};
},
peg$c46 = function peg$c46(name) {
return {
type: 'attribute',
name: name
};
},
peg$c47 = "\"",
peg$c48 = peg$literalExpectation("\"", false),
peg$c49 = /^[^\\"]/,
peg$c50 = peg$classExpectation(["\\", "\""], true, false),
peg$c51 = "\\",
peg$c52 = peg$literalExpectation("\\", false),
peg$c53 = peg$anyExpectation(),
peg$c54 = function peg$c54(a, b) {
return a + b;
},
peg$c55 = function peg$c55(d) {
return {
type: 'literal',
value: strUnescape(d.join(''))
};
},
peg$c56 = "'",
peg$c57 = peg$literalExpectation("'", false),
peg$c58 = /^[^\\']/,
peg$c59 = peg$classExpectation(["\\", "'"], true, false),
peg$c60 = /^[0-9]/,
peg$c61 = peg$classExpectation([["0", "9"]], false, false),
peg$c62 = function peg$c62(a, b) {
// Can use `a.flat().join('')` once supported
var leadingDecimals = a ? [].concat.apply([], a).join('') : '';
return {
type: 'literal',
value: parseFloat(leadingDecimals + b.join(''))
};
},
peg$c63 = function peg$c63(i) {
return {
type: 'literal',
value: i
};
},
peg$c64 = "type(",
peg$c65 = peg$literalExpectation("type(", false),
peg$c66 = /^[^ )]/,
peg$c67 = peg$classExpectation([" ", ")"], true, false),
peg$c68 = ")",
peg$c69 = peg$literalExpectation(")", false),
peg$c70 = function peg$c70(t) {
return {
type: 'type',
value: t.join('')
};
},
peg$c71 = /^[imsu]/,
peg$c72 = peg$classExpectation(["i", "m", "s", "u"], false, false),
peg$c73 = "/",
peg$c74 = peg$literalExpectation("/", false),
peg$c75 = /^[^\/]/,
peg$c76 = peg$classExpectation(["/"], true, false),
peg$c77 = function peg$c77(d, flgs) {
return {
type: 'regexp',
value: new RegExp(d.join(''), flgs ? flgs.join('') : '')
};
},
peg$c78 = function peg$c78(i, is) {
return {
type: 'field',
name: is.reduce(function (memo, p) {
return memo + p[0] + p[1];
}, i)
};
},
peg$c79 = ":not(",
peg$c80 = peg$literalExpectation(":not(", false),
peg$c81 = function peg$c81(ss) {
return {
type: 'not',
selectors: ss
};
},
peg$c82 = ":matches(",
peg$c83 = peg$literalExpectation(":matches(", false),
peg$c84 = function peg$c84(ss) {
return {
type: 'matches',
selectors: ss
};
},
peg$c85 = ":has(",
peg$c86 = peg$literalExpectation(":has(", false),
peg$c87 = function peg$c87(ss) {
return {
type: 'has',
selectors: ss
};
},
peg$c88 = ":first-child",
peg$c89 = peg$literalExpectation(":first-child", false),
peg$c90 = function peg$c90() {
return nth(1);
},
peg$c91 = ":last-child",
peg$c92 = peg$literalExpectation(":last-child", false),
peg$c93 = function peg$c93() {
return nthLast(1);
},
peg$c94 = ":nth-child(",
peg$c95 = peg$literalExpectation(":nth-child(", false),
peg$c96 = function peg$c96(n) {
return nth(parseInt(n.join(''), 10));
},
peg$c97 = ":nth-last-child(",
peg$c98 = peg$literalExpectation(":nth-last-child(", false),
peg$c99 = function peg$c99(n) {
return nthLast(parseInt(n.join(''), 10));
},
peg$c100 = ":",
peg$c101 = peg$literalExpectation(":", false),
peg$c102 = "statement",
peg$c103 = peg$literalExpectation("statement", true),
peg$c104 = "expression",
peg$c105 = peg$literalExpectation("expression", true),
peg$c106 = "declaration",
peg$c107 = peg$literalExpectation("declaration", true),
peg$c108 = "function",
peg$c109 = peg$literalExpectation("function", true),
peg$c110 = "pattern",
peg$c111 = peg$literalExpectation("pattern", true),
peg$c112 = function peg$c112(c) {
return {
type: 'class',
name: c
};
},
peg$currPos = 0,
peg$posDetailsCache = [{
line: 1,
column: 1
}],
peg$maxFailPos = 0,
peg$maxFailExpected = [],
peg$resultsCache = {},
peg$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$startRuleFunctions[options.startRule];
}
function peg$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$endExpectation() {
return {
type: "end"
};
}
function peg$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$buildStructuredError(expected, found, location) {
return new peg$SyntaxError(peg$SyntaxError.buildMessage(expected, found), expected, found, location);
}
function peg$parsestart() {
var s0, s1, s2, s3;
var key = peg$currPos * 30 + 0,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
s1 = peg$parse_();
if (s1 !== peg$FAILED) {
s2 = peg$parseselectors();
if (s2 !== peg$FAILED) {
s3 = peg$parse_();
if (s3 !== peg$FAILED) {
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$FAILED;
}
if (s0 === peg$FAILED) {
s0 = peg$currPos;
s1 = peg$parse_();
if (s1 !== peg$FAILED) {
s1 = peg$c1();
}
s0 = s1;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parse_() {
var s0, s1;
var key = peg$currPos * 30 + 1,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = [];
if (input.charCodeAt(peg$currPos) === 32) {
s1 = peg$c2;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c3);
}
}
while (s1 !== peg$FAILED) {
s0.push(s1);
if (input.charCodeAt(peg$currPos) === 32) {
s1 = peg$c2;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c3);
}
}
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseidentifierName() {
var s0, s1, s2;
var key = peg$currPos * 30 + 2,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
s1 = [];
if (peg$c4.test(input.charAt(peg$currPos))) {
s2 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c5);
}
}
if (s2 !== peg$FAILED) {
while (s2 !== peg$FAILED) {
s1.push(s2);
if (peg$c4.test(input.charAt(peg$currPos))) {
s2 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c5);
}
}
}
} else {
s1 = peg$FAILED;
}
if (s1 !== peg$FAILED) {
s1 = peg$c6(s1);
}
s0 = s1;
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsebinaryOp() {
var s0, s1, s2, s3;
var key = peg$currPos * 30 + 3,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
s1 = peg$parse_();
if (s1 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 62) {
s2 = peg$c7;
peg$currPos++;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c8);
}
}
if (s2 !== peg$FAILED) {
s3 = peg$parse_();
if (s3 !== peg$FAILED) {
s1 = peg$c9();
s0 = s1;
} 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$parse_();
if (s1 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 126) {
s2 = peg$c10;
peg$currPos++;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c11);
}
}
if (s2 !== peg$FAILED) {
s3 = peg$parse_();
if (s3 !== peg$FAILED) {
s1 = peg$c12();
s0 = s1;
} 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$parse_();
if (s1 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 43) {
s2 = peg$c13;
peg$currPos++;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c14);
}
}
if (s2 !== peg$FAILED) {
s3 = peg$parse_();
if (s3 !== peg$FAILED) {
s1 = peg$c15();
s0 = s1;
} 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$currPos) === 32) {
s1 = peg$c2;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c3);
}
}
if (s1 !== peg$FAILED) {
s2 = peg$parse_();
if (s2 !== peg$FAILED) {
s1 = peg$c16();
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
}
}
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseselectors() {
var s0, s1, s2, s3, s4, s5, s6, s7;
var key = peg$currPos * 30 + 4,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
s1 = peg$parseselector();
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$currPos;
s4 = peg$parse_();
if (s4 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 44) {
s5 = peg$c17;
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c18);
}
}
if (s5 !== peg$FAILED) {
s6 = peg$parse_();
if (s6 !== peg$FAILED) {
s7 = peg$parseselector();
if (s7 !== peg$FAILED) {
s4 = [s4, s5, s6, s7];
s3 = s4;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
while (s3 !== peg$FAILED) {
s2.push(s3);
s3 = peg$currPos;
s4 = peg$parse_();
if (s4 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 44) {
s5 = peg$c17;
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c18);
}
}
if (s5 !== peg$FAILED) {
s6 = peg$parse_();
if (s6 !== peg$FAILED) {
s7 = peg$parseselector();
if (s7 !== peg$FAILED) {
s4 = [s4, s5, s6, s7];
s3 = s4;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
}
if (s2 !== peg$FAILED) {
s1 = peg$c19(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseselector() {
var s0, s1, s2, s3, s4, s5;
var key = peg$currPos * 30 + 5,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
s1 = peg$parsesequence();
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$currPos;
s4 = peg$parsebinaryOp();
if (s4 !== peg$FAILED) {
s5 = peg$parsesequence();
if (s5 !== peg$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$parsebinaryOp();
if (s4 !== peg$FAILED) {
s5 = peg$parsesequence();
if (s5 !== peg$FAILED) {
s4 = [s4, s5];
s3 = s4;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
}
if (s2 !== peg$FAILED) {
s1 = peg$c20(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsesequence() {
var s0, s1, s2, s3;
var key = peg$currPos * 30 + 6,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 33) {
s1 = peg$c21;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c22);
}
}
if (s1 === peg$FAILED) {
s1 = null;
}
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$parseatom();
if (s3 !== peg$FAILED) {
while (s3 !== peg$FAILED) {
s2.push(s3);
s3 = peg$parseatom();
}
} else {
s2 = peg$FAILED;
}
if (s2 !== peg$FAILED) {
s1 = peg$c23(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseatom() {
var s0;
var key = peg$currPos * 30 + 7,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$parsewildcard();
if (s0 === peg$FAILED) {
s0 = peg$parseidentifier();
if (s0 === peg$FAILED) {
s0 = peg$parseattr();
if (s0 === peg$FAILED) {
s0 = peg$parsefield();
if (s0 === peg$FAILED) {
s0 = peg$parsenegation();
if (s0 === peg$FAILED) {
s0 = peg$parsematches();
if (s0 === peg$FAILED) {
s0 = peg$parsehas();
if (s0 === peg$FAILED) {
s0 = peg$parsefirstChild();
if (s0 === peg$FAILED) {
s0 = peg$parselastChild();
if (s0 === peg$FAILED) {
s0 = peg$parsenthChild();
if (s0 === peg$FAILED) {
s0 = peg$parsenthLastChild();
if (s0 === peg$FAILED) {
s0 = peg$parseclass();
}
}
}
}
}
}
}
}
}
}
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsewildcard() {
var s0, s1;
var key = peg$currPos * 30 + 8,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 42) {
s1 = peg$c24;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c25);
}
}
if (s1 !== peg$FAILED) {
s1 = peg$c26(s1);
}
s0 = s1;
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseidentifier() {
var s0, s1, s2;
var key = peg$currPos * 30 + 9,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 35) {
s1 = peg$c27;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c28);
}
}
if (s1 === peg$FAILED) {
s1 = null;
}
if (s1 !== peg$FAILED) {
s2 = peg$parseidentifierName();
if (s2 !== peg$FAILED) {
s1 = peg$c29(s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseattr() {
var s0, s1, s2, s3, s4, s5;
var key = peg$currPos * 30 + 10,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 91) {
s1 = peg$c30;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c31);
}
}
if (s1 !== peg$FAILED) {
s2 = peg$parse_();
if (s2 !== peg$FAILED) {
s3 = peg$parseattrValue();
if (s3 !== peg$FAILED) {
s4 = peg$parse_();
if (s4 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 93) {
s5 = peg$c32;
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c33);
}
}
if (s5 !== peg$FAILED) {
s1 = peg$c34(s3);
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;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseattrOps() {
var s0, s1, s2;
var key = peg$currPos * 30 + 11,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (peg$c35.test(input.charAt(peg$currPos))) {
s1 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c36);
}
}
if (s1 === peg$FAILED) {
s1 = null;
}
if (s1 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 61) {
s2 = peg$c37;
peg$currPos++;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c38);
}
}
if (s2 !== peg$FAILED) {
s1 = peg$c39(s1);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
if (s0 === peg$FAILED) {
if (peg$c40.test(input.charAt(peg$currPos))) {
s0 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s0 = peg$FAILED;
{
peg$fail(peg$c41);
}
}
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseattrEqOps() {
var s0, s1, s2;
var key = peg$currPos * 30 + 12,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 33) {
s1 = peg$c21;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c22);
}
}
if (s1 === peg$FAILED) {
s1 = null;
}
if (s1 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 61) {
s2 = peg$c37;
peg$currPos++;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c38);
}
}
if (s2 !== peg$FAILED) {
s1 = peg$c39(s1);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseattrName() {
var s0, s1, s2, s3, s4, s5;
var key = peg$currPos * 30 + 13,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
s1 = peg$parseidentifierName();
if (s1 !== peg$FAILED) {
s2 = [];
s3 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 46) {
s4 = peg$c42;
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c43);
}
}
if (s4 !== peg$FAILED) {
s5 = peg$parseidentifierName();
if (s5 !== peg$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;
if (input.charCodeAt(peg$currPos) === 46) {
s4 = peg$c42;
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c43);
}
}
if (s4 !== peg$FAILED) {
s5 = peg$parseidentifierName();
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) {
s1 = peg$c44(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseattrValue() {
var s0, s1, s2, s3, s4, s5;
var key = peg$currPos * 30 + 14,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
s1 = peg$parseattrName();
if (s1 !== peg$FAILED) {
s2 = peg$parse_();
if (s2 !== peg$FAILED) {
s3 = peg$parseattrEqOps();
if (s3 !== peg$FAILED) {
s4 = peg$parse_();
if (s4 !== peg$FAILED) {
s5 = peg$parsetype();
if (s5 === peg$FAILED) {
s5 = peg$parseregex();
}
if (s5 !== peg$FAILED) {
s1 = peg$c45(s1, s3, s5);
s0 = s1;
} else {
peg$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$FAILED;
}
if (s0 === peg$FAILED) {
s0 = peg$currPos;
s1 = peg$parseattrName();
if (s1 !== peg$FAILED) {
s2 = peg$parse_();
if (s2 !== peg$FAILED) {
s3 = peg$parseattrOps();
if (s3 !== peg$FAILED) {
s4 = peg$parse_();
if (s4 !== peg$FAILED) {
s5 = peg$parsestring();
if (s5 === peg$FAILED) {
s5 = peg$parsenumber();
if (s5 === peg$FAILED) {
s5 = peg$parsepath();
}
}
if (s5 !== peg$FAILED) {
s1 = peg$c45(s1, s3, 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;
}
if (s0 === peg$FAILED) {
s0 = peg$currPos;
s1 = peg$parseattrName();
if (s1 !== peg$FAILED) {
s1 = peg$c46(s1);
}
s0 = s1;
}
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsestring() {
var s0, s1, s2, s3, s4, s5;
var key = peg$currPos * 30 + 15,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 34) {
s1 = peg$c47;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c48);
}
}
if (s1 !== peg$FAILED) {
s2 = [];
if (peg$c49.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c50);
}
}
if (s3 === peg$FAILED) {
s3 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 92) {
s4 = peg$c51;
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c52);
}
}
if (s4 !== peg$FAILED) {
if (input.length > peg$currPos) {
s5 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c53);
}
}
if (s5 !== peg$FAILED) {
s4 = peg$c54(s4, s5);
s3 = s4;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
}
while (s3 !== peg$FAILED) {
s2.push(s3);
if (peg$c49.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c50);
}
}
if (s3 === peg$FAILED) {
s3 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 92) {
s4 = peg$c51;
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c52);
}
}
if (s4 !== peg$FAILED) {
if (input.length > peg$currPos) {
s5 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c53);
}
}
if (s5 !== peg$FAILED) {
s4 = peg$c54(s4, s5);
s3 = s4;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
}
}
if (s2 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 34) {
s3 = peg$c47;
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c48);
}
}
if (s3 !== peg$FAILED) {
s1 = peg$c55(s2);
s0 = s1;
} else {
peg$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) === 39) {
s1 = peg$c56;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c57);
}
}
if (s1 !== peg$FAILED) {
s2 = [];
if (peg$c58.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c59);
}
}
if (s3 === peg$FAILED) {
s3 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 92) {
s4 = peg$c51;
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c52);
}
}
if (s4 !== peg$FAILED) {
if (input.length > peg$currPos) {
s5 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c53);
}
}
if (s5 !== peg$FAILED) {
s4 = peg$c54(s4, s5);
s3 = s4;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
}
while (s3 !== peg$FAILED) {
s2.push(s3);
if (peg$c58.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c59);
}
}
if (s3 === peg$FAILED) {
s3 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 92) {
s4 = peg$c51;
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c52);
}
}
if (s4 !== peg$FAILED) {
if (input.length > peg$currPos) {
s5 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c53);
}
}
if (s5 !== peg$FAILED) {
s4 = peg$c54(s4, s5);
s3 = s4;
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
} else {
peg$currPos = s3;
s3 = peg$FAILED;
}
}
}
if (s2 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 39) {
s3 = peg$c56;
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c57);
}
}
if (s3 !== peg$FAILED) {
s1 = peg$c55(s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsenumber() {
var s0, s1, s2, s3;
var key = peg$currPos * 30 + 16,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
s1 = peg$currPos;
s2 = [];
if (peg$c60.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c61);
}
}
while (s3 !== peg$FAILED) {
s2.push(s3);
if (peg$c60.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c61);
}
}
}
if (s2 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 46) {
s3 = peg$c42;
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c43);
}
}
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) {
s1 = null;
}
if (s1 !== peg$FAILED) {
s2 = [];
if (peg$c60.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c61);
}
}
if (s3 !== peg$FAILED) {
while (s3 !== peg$FAILED) {
s2.push(s3);
if (peg$c60.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c61);
}
}
}
} else {
s2 = peg$FAILED;
}
if (s2 !== peg$FAILED) {
s1 = peg$c62(s1, s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsepath() {
var s0, s1;
var key = peg$currPos * 30 + 17,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
s1 = peg$parseidentifierName();
if (s1 !== peg$FAILED) {
s1 = peg$c63(s1);
}
s0 = s1;
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsetype() {
var s0, s1, s2, s3, s4, s5;
var key = peg$currPos * 30 + 18,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.substr(peg$currPos, 5) === peg$c64) {
s1 = peg$c64;
peg$currPos += 5;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c65);
}
}
if (s1 !== peg$FAILED) {
s2 = peg$parse_();
if (s2 !== peg$FAILED) {
s3 = [];
if (peg$c66.test(input.charAt(peg$currPos))) {
s4 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c67);
}
}
if (s4 !== peg$FAILED) {
while (s4 !== peg$FAILED) {
s3.push(s4);
if (peg$c66.test(input.charAt(peg$currPos))) {
s4 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c67);
}
}
}
} else {
s3 = peg$FAILED;
}
if (s3 !== peg$FAILED) {
s4 = peg$parse_();
if (s4 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 41) {
s5 = peg$c68;
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c69);
}
}
if (s5 !== peg$FAILED) {
s1 = peg$c70(s3);
s0 = s1;
} else {
peg$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$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseflags() {
var s0, s1;
var key = peg$currPos * 30 + 19,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = [];
if (peg$c71.test(input.charAt(peg$currPos))) {
s1 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c72);
}
}
if (s1 !== peg$FAILED) {
while (s1 !== peg$FAILED) {
s0.push(s1);
if (peg$c71.test(input.charAt(peg$currPos))) {
s1 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c72);
}
}
}
} else {
s0 = peg$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseregex() {
var s0, s1, s2, s3, s4;
var key = peg$currPos * 30 + 20,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 47) {
s1 = peg$c73;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c74);
}
}
if (s1 !== peg$FAILED) {
s2 = [];
if (peg$c75.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c76);
}
}
if (s3 !== peg$FAILED) {
while (s3 !== peg$FAILED) {
s2.push(s3);
if (peg$c75.test(input.charAt(peg$currPos))) {
s3 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c76);
}
}
}
} else {
s2 = peg$FAILED;
}
if (s2 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 47) {
s3 = peg$c73;
peg$currPos++;
} else {
s3 = peg$FAILED;
{
peg$fail(peg$c74);
}
}
if (s3 !== peg$FAILED) {
s4 = peg$parseflags();
if (s4 === peg$FAILED) {
s4 = null;
}
if (s4 !== peg$FAILED) {
s1 = peg$c77(s2, s4);
s0 = s1;
} else {
peg$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$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsefield() {
var s0, s1, s2, s3, s4, s5, s6;
var key = peg$currPos * 30 + 21,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 46) {
s1 = peg$c42;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c43);
}
}
if (s1 !== peg$FAILED) {
s2 = peg$parseidentifierName();
if (s2 !== peg$FAILED) {
s3 = [];
s4 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 46) {
s5 = peg$c42;
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c43);
}
}
if (s5 !== peg$FAILED) {
s6 = peg$parseidentifierName();
if (s6 !== peg$FAILED) {
s5 = [s5, s6];
s4 = s5;
} else {
peg$currPos = s4;
s4 = peg$FAILED;
}
} else {
peg$currPos = s4;
s4 = peg$FAILED;
}
while (s4 !== peg$FAILED) {
s3.push(s4);
s4 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 46) {
s5 = peg$c42;
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c43);
}
}
if (s5 !== peg$FAILED) {
s6 = peg$parseidentifierName();
if (s6 !== peg$FAILED) {
s5 = [s5, s6];
s4 = s5;
} else {
peg$currPos = s4;
s4 = peg$FAILED;
}
} else {
peg$currPos = s4;
s4 = peg$FAILED;
}
}
if (s3 !== peg$FAILED) {
s1 = peg$c78(s2, s3);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsenegation() {
var s0, s1, s2, s3, s4, s5;
var key = peg$currPos * 30 + 22,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.substr(peg$currPos, 5) === peg$c79) {
s1 = peg$c79;
peg$currPos += 5;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c80);
}
}
if (s1 !== peg$FAILED) {
s2 = peg$parse_();
if (s2 !== peg$FAILED) {
s3 = peg$parseselectors();
if (s3 !== peg$FAILED) {
s4 = peg$parse_();
if (s4 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 41) {
s5 = peg$c68;
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c69);
}
}
if (s5 !== peg$FAILED) {
s1 = peg$c81(s3);
s0 = s1;
} else {
peg$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$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsematches() {
var s0, s1, s2, s3, s4, s5;
var key = peg$currPos * 30 + 23,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.substr(peg$currPos, 9) === peg$c82) {
s1 = peg$c82;
peg$currPos += 9;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c83);
}
}
if (s1 !== peg$FAILED) {
s2 = peg$parse_();
if (s2 !== peg$FAILED) {
s3 = peg$parseselectors();
if (s3 !== peg$FAILED) {
s4 = peg$parse_();
if (s4 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 41) {
s5 = peg$c68;
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c69);
}
}
if (s5 !== peg$FAILED) {
s1 = peg$c84(s3);
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;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsehas() {
var s0, s1, s2, s3, s4, s5;
var key = peg$currPos * 30 + 24,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.substr(peg$currPos, 5) === peg$c85) {
s1 = peg$c85;
peg$currPos += 5;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c86);
}
}
if (s1 !== peg$FAILED) {
s2 = peg$parse_();
if (s2 !== peg$FAILED) {
s3 = peg$parseselectors();
if (s3 !== peg$FAILED) {
s4 = peg$parse_();
if (s4 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 41) {
s5 = peg$c68;
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c69);
}
}
if (s5 !== peg$FAILED) {
s1 = peg$c87(s3);
s0 = s1;
} else {
peg$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$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsefirstChild() {
var s0, s1;
var key = peg$currPos * 30 + 25,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.substr(peg$currPos, 12) === peg$c88) {
s1 = peg$c88;
peg$currPos += 12;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c89);
}
}
if (s1 !== peg$FAILED) {
s1 = peg$c90();
}
s0 = s1;
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parselastChild() {
var s0, s1;
var key = peg$currPos * 30 + 26,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.substr(peg$currPos, 11) === peg$c91) {
s1 = peg$c91;
peg$currPos += 11;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c92);
}
}
if (s1 !== peg$FAILED) {
s1 = peg$c93();
}
s0 = s1;
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsenthChild() {
var s0, s1, s2, s3, s4, s5;
var key = peg$currPos * 30 + 27,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.substr(peg$currPos, 11) === peg$c94) {
s1 = peg$c94;
peg$currPos += 11;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c95);
}
}
if (s1 !== peg$FAILED) {
s2 = peg$parse_();
if (s2 !== peg$FAILED) {
s3 = [];
if (peg$c60.test(input.charAt(peg$currPos))) {
s4 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c61);
}
}
if (s4 !== peg$FAILED) {
while (s4 !== peg$FAILED) {
s3.push(s4);
if (peg$c60.test(input.charAt(peg$currPos))) {
s4 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c61);
}
}
}
} else {
s3 = peg$FAILED;
}
if (s3 !== peg$FAILED) {
s4 = peg$parse_();
if (s4 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 41) {
s5 = peg$c68;
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c69);
}
}
if (s5 !== peg$FAILED) {
s1 = peg$c96(s3);
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;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parsenthLastChild() {
var s0, s1, s2, s3, s4, s5;
var key = peg$currPos * 30 + 28,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.substr(peg$currPos, 16) === peg$c97) {
s1 = peg$c97;
peg$currPos += 16;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c98);
}
}
if (s1 !== peg$FAILED) {
s2 = peg$parse_();
if (s2 !== peg$FAILED) {
s3 = [];
if (peg$c60.test(input.charAt(peg$currPos))) {
s4 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c61);
}
}
if (s4 !== peg$FAILED) {
while (s4 !== peg$FAILED) {
s3.push(s4);
if (peg$c60.test(input.charAt(peg$currPos))) {
s4 = input.charAt(peg$currPos);
peg$currPos++;
} else {
s4 = peg$FAILED;
{
peg$fail(peg$c61);
}
}
}
} else {
s3 = peg$FAILED;
}
if (s3 !== peg$FAILED) {
s4 = peg$parse_();
if (s4 !== peg$FAILED) {
if (input.charCodeAt(peg$currPos) === 41) {
s5 = peg$c68;
peg$currPos++;
} else {
s5 = peg$FAILED;
{
peg$fail(peg$c69);
}
}
if (s5 !== peg$FAILED) {
s1 = peg$c99(s3);
s0 = s1;
} else {
peg$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$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function peg$parseclass() {
var s0, s1, s2;
var key = peg$currPos * 30 + 29,
cached = peg$resultsCache[key];
if (cached) {
peg$currPos = cached.nextPos;
return cached.result;
}
s0 = peg$currPos;
if (input.charCodeAt(peg$currPos) === 58) {
s1 = peg$c100;
peg$currPos++;
} else {
s1 = peg$FAILED;
{
peg$fail(peg$c101);
}
}
if (s1 !== peg$FAILED) {
if (input.substr(peg$currPos, 9).toLowerCase() === peg$c102) {
s2 = input.substr(peg$currPos, 9);
peg$currPos += 9;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c103);
}
}
if (s2 === peg$FAILED) {
if (input.substr(peg$currPos, 10).toLowerCase() === peg$c104) {
s2 = input.substr(peg$currPos, 10);
peg$currPos += 10;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c105);
}
}
if (s2 === peg$FAILED) {
if (input.substr(peg$currPos, 11).toLowerCase() === peg$c106) {
s2 = input.substr(peg$currPos, 11);
peg$currPos += 11;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c107);
}
}
if (s2 === peg$FAILED) {
if (input.substr(peg$currPos, 8).toLowerCase() === peg$c108) {
s2 = input.substr(peg$currPos, 8);
peg$currPos += 8;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c109);
}
}
if (s2 === peg$FAILED) {
if (input.substr(peg$currPos, 7).toLowerCase() === peg$c110) {
s2 = input.substr(peg$currPos, 7);
peg$currPos += 7;
} else {
s2 = peg$FAILED;
{
peg$fail(peg$c111);
}
}
}
}
}
}
if (s2 !== peg$FAILED) {
s1 = peg$c112(s2);
s0 = s1;
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
} else {
peg$currPos = s0;
s0 = peg$FAILED;
}
peg$resultsCache[key] = {
nextPos: peg$currPos,
result: s0
};
return s0;
}
function nth(n) {
return {
type: 'nth-child',
index: {
type: 'literal',
value: n
}
};
}
function nthLast(n) {
return {
type: 'nth-last-child',
index: {
type: 'literal',
value: n
}
};
}
function strUnescape(s) {
return s.replace(/\\(.)/g, function (match, ch) {
switch (ch) {
case 'b':
return '\b';
case 'f':
return '\f';
case 'n':
return '\n';
case 'r':
return '\r';
case 't':
return '\t';
case 'v':
return '\v';
default:
return ch;
}
});
}
peg$result = peg$startRuleFunction();
if (peg$result !== peg$FAILED && peg$currPos === input.length) {
return peg$result;
} else {
if (peg$result !== peg$FAILED && peg$currPos < input.length) {
peg$fail(peg$endExpectation());
}
throw peg$buildStructuredError(peg$maxFailExpected, peg$maxFailPos < input.length ? input.charAt(peg$maxFailPos) : null, peg$maxFailPos < input.length ? peg$computeLocation(peg$maxFailPos, peg$maxFailPos + 1) : peg$computeLocation(peg$maxFailPos, peg$maxFailPos));
}
}
return {
SyntaxError: peg$SyntaxError,
parse: peg$parse
};
});
});
function _objectEntries(obj) {
var entries = [];
var keys = Object.keys(obj);
for (var k = 0; k < keys.length; k++) entries.push([keys[k], obj[keys[k]]]);
return entries;
}
/**
* @typedef {"LEFT_SIDE"|"RIGHT_SIDE"} Side
*/
var LEFT_SIDE = 'LEFT_SIDE';
var RIGHT_SIDE = 'RIGHT_SIDE';
/**
* @external AST
* @see https://esprima.readthedocs.io/en/latest/syntax-tree-format.html
*/
/**
* One of the rules of `grammar.pegjs`
* @typedef {PlainObject} SelectorAST
* @see grammar.pegjs
*/
/**
* The `sequence` production of `grammar.pegjs`
* @typedef {PlainObject} SelectorSequenceAST
*/
/**
* Get the value of a property which may be multiple levels down
* in the object.
* @param {?PlainObject} obj
* @param {string} key
* @returns {undefined|boolean|string|number|external:AST}
*/
function getPath(obj, key) {
var keys = key.split('.');
var _iterator = _createForOfIteratorHelper(keys),
_step;
try {
for (_iterator.s(); !(_step = _iterator.n()).done;) {
var _key = _step.value;
if (obj == null) {
return obj;
}
obj = obj[_key];
}
} catch (err) {
_iterator.e(err);
} finally {
_iterator.f();
}
return obj;
}
/**
* Determine whether `node` can be reached by following `path`,
* starting at `ancestor`.
* @param {?external:AST} node
* @param {?external:AST} ancestor
* @param {string[]} path
* @returns {boolean}
*/
function inPath(node, ancestor, path) {
if (path.length === 0) {
return node === ancestor;
}
if (ancestor == null) {
return false;
}
var field = ancestor[path[0]];
var remainingPath = path.slice(1);
if (Array.isArray(field)) {
var _iterator2 = _createForOfIteratorHelper(field),
_step2;
try {
for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) {
var component = _step2.value;
if (inPath(node, component, remainingPath)) {
return true;
}
}
} catch (err) {
_iterator2.e(err);
} finally {
_iterator2.f();
}
return false;
} else {
return inPath(node, field, remainingPath);
}
}
/**
* @callback TraverseOptionFallback
* @param {external:AST} node The given node.
* @returns {string[]} An array of visitor keys for the given node.
*/
/**
* @typedef {object} ESQueryOptions
* @property { { [nodeType: string]: string[] } } [visitorKeys] By passing `visitorKeys` mapping, we can extend the properties of the nodes that traverse the node.
* @property {TraverseOptionFallback} [fallback] By passing `fallback` option, we can control the properties of traversing nodes when encountering unknown nodes.
*/
/**
* Given a `node` and its ancestors, determine if `node` is matched
* by `selector`.
* @param {?external:AST} node
* @param {?SelectorAST} selector
* @param {external:AST[]} [ancestry=[]]
* @param {ESQueryOptions} [options]
* @throws {Error} Unknowns (operator, class name, selector type, or
* selector value type)
* @returns {boolean}
*/
function matches(node, selector, ancestry, options) {
if (!selector) {
return true;
}
if (!node) {
return false;
}
if (!ancestry) {
ancestry = [];
}
switch (selector.type) {
case 'wildcard':
return true;
case 'identifier':
return selector.value.toLowerCase() === node.type.toLowerCase();
case 'field':
{
var path = selector.name.split('.');
var ancestor = ancestry[path.length - 1];
return inPath(node, ancestor, path);
}
case 'matches':
var _iterator3 = _createForOfIteratorHelper(selector.selectors),
_step3;
try {
for (_iterator3.s(); !(_step3 = _iterator3.n()).done;) {
var sel = _step3.value;
if (matches(node, sel, ancestry, options)) {
return true;
}
}
} catch (err) {
_iterator3.e(err);
} finally {
_iterator3.f();
}
return false;
case 'compound':
var _iterator4 = _createForOfIteratorHelper(selector.selectors),
_step4;
try {
for (_iterator4.s(); !(_step4 = _iterator4.n()).done;) {
var _sel = _step4.value;
if (!matches(node, _sel, ancestry, options)) {
return false;
}
}
} catch (err) {
_iterator4.e(err);
} finally {
_iterator4.f();
}
return true;
case 'not':
var _iterator5 = _createForOfIteratorHelper(selector.selectors),
_step5;
try {
for (_iterator5.s(); !(_step5 = _iterator5.n()).done;) {
var _sel2 = _step5.value;
if (matches(node, _sel2, ancestry, options)) {
return false;
}
}
} catch (err) {
_iterator5.e(err);
} finally {
_iterator5.f();
}
return true;
case 'has':
{
var _ret = function () {
var collector = [];
var _iterator6 = _createForOfIteratorHelper(selector.selectors),
_step6;
try {
var _loop = function _loop() {
var sel = _step6.value;
var a = [];
estraverse.traverse(node, {
enter: function enter(node, parent) {
if (parent != null) {
a.unshift(parent);
}
if (matches(node, sel, a, options)) {
collector.push(node);
}
},
leave: function leave() {
a.shift();
},
keys: options && options.visitorKeys,
fallback: options && options.fallback || 'iteration'
});
};
for (_iterator6.s(); !(_step6 = _iterator6.n()).done;) {
_loop();
}
} catch (err) {
_iterator6.e(err);
} finally {
_iterator6.f();
}
return {
v: collector.length !== 0
};
}();
if (_typeof(_ret) === "object") return _ret.v;
}
case 'child':
if (matches(node, selector.right, ancestry, options)) {
return matches(ancestry[0], selector.left, ancestry.slice(1), options);
}
return false;
case 'descendant':
if (matches(node, selector.right, ancestry, options)) {
for (var i = 0, l = ancestry.length; i < l; ++i) {
if (matches(ancestry[i], selector.left, ancestry.slice(i + 1), options)) {
return true;
}
}
}
return false;
case 'attribute':
{
var p = getPath(node, selector.name);
switch (selector.operator) {
case void 0:
return p != null;
case '=':
switch (selector.value.type) {
case 'regexp':
return typeof p === 'string' && selector.value.value.test(p);
case 'literal':
return "".concat(selector.value.value) === "".concat(p);
case 'type':
return selector.value.value === _typeof(p);
}
throw new Error("Unknown selector value type: ".concat(selector.value.type));
case '!=':
switch (selector.value.type) {
case 'regexp':
return !selector.value.value.test(p);
case 'literal':
return "".concat(selector.value.value) !== "".concat(p);
case 'type':
return selector.value.value !== _typeof(p);
}
throw new Error("Unknown selector value type: ".concat(selector.value.type));
case '<=':
return p <= selector.value.value;
case '<':
return p < selector.value.value;
case '>':
return p > selector.value.value;
case '>=':
return p >= selector.value.value;
}
throw new Error("Unknown operator: ".concat(selector.operator));
}
case 'sibling':
return matches(node, selector.right, ancestry, options) && sibling(node, selector.left, ancestry, LEFT_SIDE, options) || selector.left.subject && matches(node, selector.left, ancestry, options) && sibling(node, selector.right, ancestry, RIGHT_SIDE, options);
case 'adjacent':
return matches(node, selector.right, ancestry, options) && adjacent(node, selector.left, ancestry, LEFT_SIDE, options) || selector.right.subject && matches(node, selector.left, ancestry, options) && adjacent(node, selector.right, ancestry, RIGHT_SIDE, options);
case 'nth-child':
return matches(node, selector.right, ancestry, options) && nthChild(node, ancestry, function () {
return selector.index.value - 1;
}, options);
case 'nth-last-child':
return matches(node, selector.right, ancestry, options) && nthChild(node, ancestry, function (length) {
return length - selector.index.value;
}, options);
case 'class':
switch (selector.name.toLowerCase()) {
case 'statement':
if (node.type.slice(-9) === 'Statement') return true;
// fallthrough: interface Declaration <: Statement { }
case 'declaration':
return node.type.slice(-11) === 'Declaration';
case 'pattern':
if (node.type.slice(-7) === 'Pattern') return true;
// fallthrough: interface Expression <: Node, Pattern { }
case 'expression':
return node.type.slice(-10) === 'Expression' || node.type.slice(-7) === 'Literal' || node.type === 'Identifier' && (ancestry.length === 0 || ancestry[0].type !== 'MetaProperty') || node.type === 'MetaProperty';
case 'function':
return node.type === 'FunctionDeclaration' || node.type === 'FunctionExpression' || node.type === 'ArrowFunctionExpression';
}
throw new Error("Unknown class name: ".concat(selector.name));
}
throw new Error("Unknown selector type: ".concat(selector.type));
}
/**
* Get visitor keys of a given node.
* @param {external:AST} node The AST node to get keys.
* @param {ESQueryOptions|undefined} options
* @returns {string[]} Visitor keys of the node.
*/
function getVisitorKeys(node, options) {
var nodeType = node.type;
if (options && options.visitorKeys && options.visitorKeys[nodeType]) {
return options.visitorKeys[nodeType];
}
if (estraverse.VisitorKeys[nodeType]) {
return estraverse.VisitorKeys[nodeType];
}
if (options && typeof options.fallback === 'function') {
return options.fallback(node);
} // 'iteration' fallback
return Object.keys(node).filter(function (key) {
return key !== 'type';
});
}
/**
* Check whether the given value is an ASTNode or not.
* @param {any} node The value to check.
* @returns {boolean} `true` if the value is an ASTNode.
*/
function isNode(node) {
return node !== null && _typeof(node) === 'object' && typeof node.type === 'string';
}
/**
* Determines if the given node has a sibling that matches the
* given selector.
* @param {external:AST} node
* @param {SelectorSequenceAST} selector
* @param {external:AST[]} ancestry
* @param {Side} side
* @param {ESQueryOptions|undefined} options
* @returns {boolean}
*/
function sibling(node, selector, ancestry, side, options) {
var _ancestry = _slicedToArray(ancestry, 1),
parent = _ancestry[0];
if (!parent) {
return false;
}
var keys = getVisitorKeys(parent, options);
var _iterator7 = _createForOfIteratorHelper(keys),
_step7;
try {
for (_iterator7.s(); !(_step7 = _iterator7.n()).done;) {
var key = _step7.value;
var listProp = parent[key];
if (Array.isArray(listProp)) {
var startIndex = listProp.indexOf(node);
if (startIndex < 0) {
continue;
}
var lowerBound = void 0,
upperBound = void 0;
if (side === LEFT_SIDE) {
lowerBound = 0;
upperBound = startIndex;
} else {
lowerBound = startIndex + 1;
upperBound = listProp.length;
}
for (var k = lowerBound; k < upperBound; ++k) {
if (isNode(listProp[k]) && matches(listProp[k], selector, ancestry, options)) {
return true;
}
}
}
}
} catch (err) {
_iterator7.e(err);
} finally {
_iterator7.f();
}
return false;
}
/**
* Determines if the given node has an adjacent sibling that matches
* the given selector.
* @param {external:AST} node
* @param {SelectorSequenceAST} selector
* @param {external:AST[]} ancestry
* @param {Side} side
* @param {ESQueryOptions|undefined} options
* @returns {boolean}
*/
function adjacent(node, selector, ancestry, side, options) {
var _ancestry2 = _slicedToArray(ancestry, 1),
parent = _ancestry2[0];
if (!parent) {
return false;
}
var keys = getVisitorKeys(parent, options);
var _iterator8 = _createForOfIteratorHelper(keys),
_step8;
try {
for (_iterator8.s(); !(_step8 = _iterator8.n()).done;) {
var key = _step8.value;
var listProp = parent[key];
if (Array.isArray(listProp)) {
var idx = listProp.indexOf(node);
if (idx < 0) {
continue;
}
if (side === LEFT_SIDE && idx > 0 && isNode(listProp[idx - 1]) && matches(listProp[idx - 1], selector, ancestry, options)) {
return true;
}
if (side === RIGHT_SIDE && idx < listProp.length - 1 && isNode(listProp[idx + 1]) && matches(listProp[idx + 1], selector, ancestry, options)) {
return true;
}
}
}
} catch (err) {
_iterator8.e(err);
} finally {
_iterator8.f();
}
return false;
}
/**
* @callback IndexFunction
* @param {Integer} len Containing list's length
* @returns {Integer}
*/
/**
* Determines if the given node is the nth child, determined by
* `idxFn`, which is given the containing list's length.
* @param {external:AST} node
* @param {external:AST[]} ancestry
* @param {IndexFunction} idxFn
* @param {ESQueryOptions|undefined} options
* @returns {boolean}
*/
function nthChild(node, ancestry, idxFn, options) {
var _ancestry3 = _slicedToArray(ancestry, 1),
parent = _ancestry3[0];
if (!parent) {
return false;
}
var keys = getVisitorKeys(parent, options);
var _iterator9 = _createForOfIteratorHelper(keys),
_step9;
try {
for (_iterator9.s(); !(_step9 = _iterator9.n()).done;) {
var key = _step9.value;
var listProp = parent[key];
if (Array.isArray(listProp)) {
var idx = listProp.indexOf(node);
if (idx >= 0 && idx === idxFn(listProp.length)) {
return true;
}
}
}
} catch (err) {
_iterator9.e(err);
} finally {
_iterator9.f();
}
return false;
}
/**
* For each selector node marked as a subject, find the portion of the
* selector that the subject must match.
* @param {SelectorAST} selector
* @param {SelectorAST} [ancestor] Defaults to `selector`
* @returns {SelectorAST[]}
*/
function subjects(selector, ancestor) {
if (selector == null || _typeof(selector) != 'object') {
return [];
}
if (ancestor == null) {
ancestor = selector;
}
var results = selector.subject ? [ancestor] : [];
for (var _i = 0, _Object$entries = _objectEntries(selector); _i < _Object$entries.length; _i++) {
var _Object$entries$_i = _slicedToArray(_Object$entries[_i], 2),
p = _Object$entries$_i[0],
sel = _Object$entries$_i[1];
results.push.apply(results, _toConsumableArray(subjects(sel, p === 'left' ? sel : ancestor)));
}
return results;
}
/**
* @callback TraverseVisitor
* @param {?external:AST} node
* @param {?external:AST} parent
* @param {external:AST[]} ancestry
*/
/**
* From a JS AST and a selector AST, collect all JS AST nodes that
* match the selector.
* @param {external:AST} ast
* @param {?SelectorAST} selector
* @param {TraverseVisitor} visitor
* @param {ESQueryOptions} [options]
* @returns {external:AST[]}
*/
function traverse(ast, selector, visitor, options) {
if (!selector) {
return;
}
var ancestry = [];
var altSubjects = subjects(selector);
estraverse.traverse(ast, {
enter: function enter(node, parent) {
if (parent != null) {
ancestry.unshift(parent);
}
if (matches(node, selector, ancestry, options)) {
if (altSubjects.length) {
for (var i = 0, l = altSubjects.length; i < l; ++i) {
if (matches(node, altSubjects[i], ancestry, options)) {
visitor(node, parent, ancestry);
}
for (var k = 0, m = ancestry.length; k < m; ++k) {
var succeedingAncestry = ancestry.slice(k + 1);
if (matches(ancestry[k], altSubjects[i], succeedingAncestry, options)) {
visitor(ancestry[k], parent, succeedingAncestry);
}
}
}
} else {
visitor(node, parent, ancestry);
}
}
},
leave: function leave() {
ancestry.shift();
},
keys: options && options.visitorKeys,
fallback: options && options.fallback || 'iteration'
});
}
/**
* From a JS AST and a selector AST, collect all JS AST nodes that
* match the selector.
* @param {external:AST} ast
* @param {?SelectorAST} selector
* @param {ESQueryOptions} [options]
* @returns {external:AST[]}
*/
function match(ast, selector, options) {
var results = [];
traverse(ast, selector, function (node) {
results.push(node);
}, options);
return results;
}
/**
* Parse a selector string and return its AST.
* @param {string} selector
* @returns {SelectorAST}
*/
function parse(selector) {
return parser.parse(selector);
}
/**
* Query the code AST using the selector string.
* @param {external:AST} ast
* @param {string} selector
* @param {ESQueryOptions} [options]
* @returns {external:AST[]}
*/
function query(ast, selector, options) {
return match(ast, parse(selector), options);
}
query.parse = parse;
query.match = match;
query.traverse = traverse;
query.matches = matches;
query.query = query;
return query;
})));