| // Copyright (C) 2016 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: sec-regexp.prototype.compile |
| es6id: B.2.5.1 |
| description: Behavior when flags is a string describing a valid flag set |
| info: | |
| [...] |
| 5. Return ? RegExpInitialize(O, P, F). |
| |
| 21.2.3.2.2 Runtime Semantics: RegExpInitialize |
| |
| [...] |
| 3. If flags is undefined, let F be the empty String. |
| 4. Else, let F be ? ToString(flags). |
| [...] |
| ---*/ |
| |
| var subject = /a/g; |
| |
| subject.compile('a', 'i'); |
| |
| assert.sameValue( |
| subject.flags, |
| new RegExp('a', 'i').flags, |
| '[[OriginalFlags]] internal slot' |
| ); |
| assert.sameValue( |
| subject.test('A'), |
| true, |
| '[[RegExpMatcher]] internal slot (addition of `i` flag)' |
| ); |
| |
| subject.lastIndex = 1; |
| assert.sameValue( |
| subject.test('A'), |
| true, |
| '[[RegExpMatcher]] internal slot (removal of `g` flag)' |
| ); |