12345678910111213 |
- 'use strict';
- var call = require('../internals/function-call');
- var hasOwn = require('../internals/has-own-property');
- var isPrototypeOf = require('../internals/object-is-prototype-of');
- var regExpFlags = require('../internals/regexp-flags');
-
- var RegExpPrototype = RegExp.prototype;
-
- module.exports = function (R) {
- var flags = R.flags;
- return flags === undefined && !('flags' in RegExpPrototype) && !hasOwn(R, 'flags') && isPrototypeOf(RegExpPrototype, R)
- ? call(regExpFlags, R) : flags;
- };
|