2020-03-31 07:42:19 +02:00
|
|
|
// Copyright (c) 2020 Ecma International. All rights reserved.
|
|
|
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
|
|
|
|
|
|
/*---
|
|
|
|
|
esid: sec-assignment-operators-runtime-semantics-evaluation
|
|
|
|
|
description: >
|
|
|
|
|
ReferenceError is thrown if the LeftHandSideExpression of a Logical
|
|
|
|
|
Assignment operator(??=) evaluates to an unresolvable reference
|
|
|
|
|
flags: [onlyStrict]
|
2020-03-31 07:52:25 +02:00
|
|
|
features: [logical-assignment-operators]
|
2020-03-31 07:42:19 +02:00
|
|
|
|
|
|
|
|
---*/
|
|
|
|
|
|
|
|
|
|
assert.throws(ReferenceError, function() {
|
|
|
|
|
unresolved ??= 1;
|
|
|
|
|
});
|
