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
|
// Copyright (C) 2017 Leo Balter. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
path: language/expressions/class/async-meth-static-
name: static class expression async method
esid: sec-class-definitions-runtime-semantics-evaluation
info: |
ClassExpression : class BindingIdentifieropt ClassTail
1. If BindingIdentifieropt is not present, let className be undefined.
2. Else, let className be StringValue of BindingIdentifier.
3. Let value be the result of ClassDefinitionEvaluation of ClassTail
with argument className.
[...]
14.5.14 Runtime Semantics: ClassDefinitionEvaluation
21. For each ClassElement m in order from methods
a. If IsStatic of m is false, then
b. Else,
Let status be the result of performing PropertyDefinitionEvaluation
for m with arguments F and false.
[...]
Runtime Semantics: PropertyDefinitionEvaluation
AsyncMethod : async PropertyName ( UniqueFormalParameters ) { AsyncFunctionBody }
1. Let propKey be the result of evaluating PropertyName.
2. ReturnIfAbrupt(propKey).
3. If the function code for this AsyncMethod is strict mode code, let strict be true. Otherwise
let strict be false.
4. Let scope be the LexicalEnvironment of the running execution context.
5. Let closure be ! AsyncFunctionCreate(Method, UniqueFormalParameters, AsyncFunctionBody,
scope, strict).
[...]
flags: [async]
---*/
var callCount = 0;
var C = class {
static async method(/*{ params }*/) {
/*{ body }*/
callCount = callCount + 1;
}
};
C.method(/*{ args }*/)
.then(_ => {
throw new Test262Error('function should not be resolved');
}, error => assert.sameValue(error.constructor, /*{ error }*/))
.then(() => {
assert.sameValue(callCount, 0, 'function body is not evaluated');
}, $DONE)
.then($DONE, $DONE);
|
