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
62
63
64
65
66
67
68
69
70
|
// This file was procedurally generated from the following sources:
// - src/dstr-binding/obj-ptrn-rest-skip-non-enumerable.case
// - src/dstr-binding/default/meth.template
/*---
description: Rest object doesn't contain non-enumerable properties (method)
esid: sec-runtime-semantics-definemethod
es6id: 14.3.8
features: [object-rest, destructuring-binding]
flags: [generated]
includes: [propertyHelper.js]
info: |
MethodDefinition : PropertyName ( StrictFormalParameters ) { FunctionBody }
[...]
6. Let closure be FunctionCreate(kind, StrictFormalParameters,
FunctionBody, scope, strict). If functionPrototype was passed as a
parameter then pass its value as the functionPrototype optional argument
of FunctionCreate.
[...]
9.2.1 [[Call]] ( thisArgument, argumentsList)
[...]
7. Let result be OrdinaryCallEvaluateBody(F, argumentsList).
[...]
9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList )
1. Let status be FunctionDeclarationInstantiation(F, argumentsList).
[...]
9.2.12 FunctionDeclarationInstantiation(func, argumentsList)
[...]
23. Let iteratorRecord be Record {[[iterator]]:
CreateListIterator(argumentsList), [[done]]: false}.
24. If hasDuplicates is true, then
[...]
25. Else,
b. Let formalStatus be IteratorBindingInitialization for formals with
iteratorRecord and env as arguments.
[...]
---*/
var o = {a: 3, b: 4};
Object.defineProperty(o, "x", { value: 4, enumerable: false });
var callCount = 0;
var obj = {
method({...rest}) {
assert.sameValue(rest.x, undefined);
verifyProperty(rest, "a", {
enumerable: true,
writable: true,
configurable: true,
value: 3
});
verifyProperty(rest, "b", {
enumerable: true,
writable: true,
configurable: true,
value: 4
});
callCount = callCount + 1;
}
};
obj.method(o);
assert.sameValue(callCount, 1, 'method invoked exactly once');
|
