blob: 919712dde1e230ed999ff2e29ed68e9bb48df753 (
plain)
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
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
|
// This file was procedurally generated from the following sources:
// - src/dstr-binding/ary-ptrn-elem-id-iter-step-err.case
// - src/dstr-binding/error/for-of-var.template
/*---
description: Error forwarding when IteratorStep returns an abrupt completion (for-of statement)
esid: sec-for-in-and-for-of-statements-runtime-semantics-labelledevaluation
features: [Symbol.iterator, destructuring-binding]
flags: [generated]
info: |
IterationStatement :
for ( var ForBinding of AssignmentExpression ) Statement
[...]
3. Return ForIn/OfBodyEvaluation(ForBinding, Statement, keyResult,
varBinding, labelSet).
13.7.5.13 Runtime Semantics: ForIn/OfBodyEvaluation
[...]
3. Let destructuring be IsDestructuring of lhs.
[...]
5. Repeat
[...]
h. If destructuring is false, then
[...]
i. Else
i. If lhsKind is assignment, then
[...]
ii. Else if lhsKind is varBinding, then
1. Assert: lhs is a ForBinding.
2. Let status be the result of performing BindingInitialization
for lhs passing nextValue and undefined as the arguments.
[...]
13.3.3.6 Runtime Semantics: IteratorBindingInitialization
SingleNameBinding : BindingIdentifier Initializeropt
[...]
4. If iteratorRecord.[[done]] is false, then
a. Let next be IteratorStep(iteratorRecord.[[iterator]]).
b. If next is an abrupt completion, set iteratorRecord.[[done]] to true.
c. ReturnIfAbrupt(next).
---*/
var g = {};
g[Symbol.iterator] = function() {
return {
next: function() {
throw new Test262Error();
}
};
};
assert.throws(Test262Error, function() {
for (var [x] of [g]) {
return;
}
});
reportCompare(0, 0);
|
