1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
// Copyright 2020 Rick Waldron. All rights reserved.
// This code is governed by the license found in the LICENSE file.
/*---
esid: sec-object.assign
description: >
Assignment to readonly property of target must throw a TypeError exception
info: |
Let to be ? ToObject(target).
If only one argument was passed, return to.
For each element nextSource of sources, do
If nextSource is neither undefined nor null, then
Let from be ! ToObject(nextSource).
Let keys be ? from.[[OwnPropertyKeys]]().
For each element nextKey of keys, do
Let desc be ? from.[[GetOwnProperty]](nextKey).
If desc is not undefined and desc.[[Enumerable]] is true, then
Let propValue be ? Get(from, nextKey).
Perform ? Set(to, nextKey, propValue, true).
Set ( O, P, V, Throw ) sec-set-o-p-v-throw
Let success be ? O.[[Set]](P, V, O).
If success is false and Throw is true, throw a TypeError exception.
---*/
assert.throws(TypeError, () => {
Object.assign('a', [1]);
});
reportCompare(0, 0);
|
