| // 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: RegExp is re-initialized when invoked with the same instance |
| info: | |
| [...] |
| 3. If Type(pattern) is Object and pattern has a [[RegExpMatcher]] internal |
| slot, then |
| a. If flags is not undefined, throw a TypeError exception. |
| b. Let P be the value of pattern's [[OriginalSource]] internal slot. |
| c. Let F be the value of pattern's [[OriginalFlags]] internal slot. |
| 4. Else, |
| [...] |
| 5. Return ? RegExpInitialize(O, P, F). |
| ---*/ |
| |
| var subject = /abc/gim; |
| var result; |
| subject.lastIndex = 23; |
| |
| result = subject.compile(subject); |
| |
| assert.sameValue(result, subject, 'method return value'); |
| assert.sameValue( |
| subject.toString(), |
| new RegExp('abc', 'gim').toString(), |
| '[[OriginalSource]] internal slot' |
| ); |
| assert.sameValue(subject.lastIndex, 0); |
| assert.sameValue(subject.test('aBc'), true, '[[RegExpMatcher]] internal slot'); |