refactor start
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16699 changed files with 2 additions and 1484887 deletions
46
home/ags/node_modules/es-abstract/2017/WordCharacters.js
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46
home/ags/node_modules/es-abstract/2017/WordCharacters.js
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'use strict';
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var $TypeError = require('es-errors/type');
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var callBound = require('call-bind/callBound');
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var $indexOf = callBound('String.prototype.indexOf', true);
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var Canonicalize = require('./Canonicalize');
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var caseFolding = require('../helpers/caseFolding.json');
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var forEach = require('../helpers/forEach');
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var OwnPropertyKeys = require('../helpers/OwnPropertyKeys');
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var A = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_'; // step 1
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// https://262.ecma-international.org/8.0/#sec-runtime-semantics-wordcharacters-abstract-operation
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module.exports = function WordCharacters(IgnoreCase, Unicode) {
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if (typeof IgnoreCase !== 'boolean' || typeof Unicode !== 'boolean') {
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throw new $TypeError('Assertion failed: `IgnoreCase` and `Unicode` must be booleans');
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}
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var U = '';
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forEach(OwnPropertyKeys(caseFolding.C), function (c) {
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if (
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$indexOf(A, c) === -1 // c not in A
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&& $indexOf(A, Canonicalize(c, IgnoreCase, Unicode)) > -1 // canonicalized c IS in A
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) {
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U += caseFolding.C[c]; // step 3
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}
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});
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forEach(OwnPropertyKeys(caseFolding.S), function (c) {
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if (
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$indexOf(A, c) === -1 // c not in A
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&& $indexOf(A, Canonicalize(c, IgnoreCase, Unicode)) > -1 // canonicalized c IS in A
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) {
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U += caseFolding.S[c]; // step 3
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}
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});
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if ((!Unicode || !IgnoreCase) && U.length > 0) {
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throw new $TypeError('Assertion failed: `U` must be empty when `IgnoreCase` and `Unicode` are not both true'); // step 4
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}
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return A + U; // step 5, 6
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};
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