2240f6c518
Vendor 500 new real Test262 tests (total 550), relax curation filters for now-supported features (arrow functions, classes, destructuring, spread/rest, for-in/of, template literals, let/const, instanceof), add automated triage script, and track pass rate as a CI metric. 190/550 pass (34.5%). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
51 lines
1.2 KiB
JavaScript
51 lines
1.2 KiB
JavaScript
// Copyright (C) 2015 André Bargull. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
esid: sec-assignment-operators
|
|
description: Assignment Operator evaluates the value prior validating a MemberExpression's reference (null)
|
|
info: |
|
|
# 13.15.2 Runtime Semantics: Evaluation
|
|
AssignmentExpression : LeftHandSideExpression = AssignmentExpression
|
|
|
|
1. If LeftHandSideExpression is neither an ObjectLiteral nor an ArrayLiteral,
|
|
then
|
|
a. Let lref be the result of evaluating LeftHandSideExpression.
|
|
[...]
|
|
e. Perform ? PutValue(lref, rval).
|
|
|
|
# 6.2.4.5 PutValue ( V, W )
|
|
|
|
[...]
|
|
5. If IsPropertyReference(V) is true, then
|
|
a. Let baseObj be ? ToObject(V.[[Base]]).
|
|
---*/
|
|
|
|
function DummyError() { }
|
|
|
|
assert.throws(DummyError, function() {
|
|
var base = null;
|
|
var prop = function() {
|
|
throw new DummyError();
|
|
};
|
|
var expr = function() {
|
|
throw new Test262Error("right-hand side expression evaluated");
|
|
};
|
|
|
|
base[prop()] = expr();
|
|
});
|
|
|
|
assert.throws(DummyError, function() {
|
|
var base = null;
|
|
var prop = {
|
|
toString: function() {
|
|
throw new Test262Error("property key evaluated");
|
|
}
|
|
};
|
|
var expr = function() {
|
|
throw new DummyError();
|
|
};
|
|
|
|
base[prop] = expr();
|
|
});
|