diff options
Diffstat (limited to 'js/src/tests/test262/language/statements/class/subclass/derived-class-return-override-for-of-arrow.js')
-rw-r--r-- | js/src/tests/test262/language/statements/class/subclass/derived-class-return-override-for-of-arrow.js | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/class/subclass/derived-class-return-override-for-of-arrow.js b/js/src/tests/test262/language/statements/class/subclass/derived-class-return-override-for-of-arrow.js new file mode 100644 index 0000000000..020dcbb6d8 --- /dev/null +++ b/js/src/tests/test262/language/statements/class/subclass/derived-class-return-override-for-of-arrow.js @@ -0,0 +1,40 @@ +// Copyright (C) 2021 André Bargull. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-ecmascript-function-objects-construct-argumentslist-newtarget +description: > + ReferenceError when returning from a derived class constructor without calling + `super()` is thrown after the function body has been left, so an iterator + return handler can still call `super()`. +---*/ + +var iter = { + [Symbol.iterator]() { + return this; + }, + next() { + return {done: false}; + }, + return() { + // Calls |super()|. + this.f(); + + return {done: true}; + }, +}; + +class C extends class {} { + constructor() { + iter.f = () => super(); + + for (var k of iter) { + return; + } + } +} + +var o = new C(); +assert.sameValue(typeof o, "object"); + +reportCompare(0, 0); |