| // Copyright (C) 2018 Peter Wong. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| esid: pending |
| description: Re-throws errors while coercing RegExp's lastIndex |
| info: | |
| RegExp.prototype [ @@matchAll ] ( string ) |
| [...] |
| 3. Return ? MatchAllIterator(R, string). |
| |
| MatchAllIterator ( R, O ) |
| [...] |
| 2. If ? IsRegExp(R) is true, then |
| [...] |
| f. Let lastIndex be ? ToLength(? Get(R, "lastIndex")). |
| features: [Symbol.matchAll] |
| ---*/ |
| |
| var regexp = /./; |
| regexp.lastIndex = { |
| valueOf() { |
| throw new Test262Error(); |
| } |
| }; |
| |
| assert.throws(Test262Error, function() { |
| regexp[Symbol.matchAll](''); |
| }); |