18 lines
517 B
JavaScript
18 lines
517 B
JavaScript
|
'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
|
||
|
|
};
|