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29 lines
1.1 KiB
29 lines
1.1 KiB
'use strict';
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var $TypeError = require('es-errors/type');
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var HasEitherUnicodeFlag = require('./HasEitherUnicodeFlag');
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var isRegExpRecord = require('../helpers/records/regexp-record');
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var CharSet = require('../helpers/CharSet');
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// https://262.ecma-international.org/15.0/#sec-allcharacters
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module.exports = function AllCharacters(rer) {
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if (!isRegExpRecord(rer)) {
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throw new $TypeError('Assertion failed: `rer` must be a RegExp Record');
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}
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if (rer['[[UnicodeSets]]'] && rer['[[IgnoreCase]]']) { // step 1
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// 1. Return the CharSet containing all Unicode code points _c_ that do not have a <a href="https://www.unicode.org/reports/tr44/#Simple_Case_Folding">Simple Case Folding</a> mapping (that is, scf(_c_)=_c_).
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return CharSet.getNonSimpleCaseFoldingCodePoints(); // step 1.a
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} else if (HasEitherUnicodeFlag(rer)) { // step 2
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// 1. Return the CharSet containing all code point values.
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return CharSet.getCodePoints(); // step 3.a
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// eslint-disable-next-line no-else-return
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} else { // step 3
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// 1. Return the CharSet containing all code unit values.
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return CharSet.getCodeUnits(); // step 3.a
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}
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};
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