| // 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 provided pattern cannot be coerced to a string |
| 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). |
| |
| 21.2.3.2.2 Runtime Semantics: RegExpInitialize |
| |
| 1. If pattern is undefined, let P be the empty String. |
| 2. Else, let P be ? ToString(pattern). |
| features: [Symbol] |
| ---*/ |
| |
| var symbol = Symbol(''); |
| var subject = /./; |
| var badToString = { |
| toString: function() { |
| throw new Test262Error(); |
| } |
| }; |
| subject.lastIndex = 99; |
| |
| assert.throws(Test262Error, function() { |
| /./.compile(badToString); |
| }); |
| |
| assert.throws(TypeError, function() { |
| /./.compile(symbol); |
| }); |
| |
| assert.sameValue(subject.lastIndex, 99); |