19 lines
517 B
JavaScript
19 lines
517 B
JavaScript
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'use strict';
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var $TypeError = require('es-errors/type');
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var isRegExpRecord = require('../helpers/records/regexp-record');
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// https://262.ecma-international.org/15.0/#sec-runtime-semantics-haseitherunicodeflag-abstract-operation
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module.exports = function HasEitherUnicodeFlag(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['[[Unicode]]'] || rer['[[UnicodeSets]]']) { // step 1
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return true; // step 1.a
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}
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return false; // step 2
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};
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