'use strict'; | |
var $TypeError = require('es-errors/type'); | |
var isRegExpRecord = require('../helpers/records/regexp-record'); | |
// https://262.ecma-international.org/15.0/#sec-runtime-semantics-haseitherunicodeflag-abstract-operation | |
module.exports = function HasEitherUnicodeFlag(rer) { | |
if (!isRegExpRecord(rer)) { | |
throw new $TypeError('Assertion failed: `rer` must be a RegExp Record'); | |
} | |
if (rer['[[Unicode]]'] || rer['[[UnicodeSets]]']) { // step 1 | |
return true; // step 1.a | |
} | |
return false; // step 2 | |
}; |