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// |reftest| async
// Copyright 2021 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: Parsing observes the `Await` production parameter when present
info: |
Syntax
RelationalExpression[In, Yield, Await]:
[...]
[+In]PrivateIdentifier in ShiftExpression[?Yield, ?Await]
[...]
1. Let privateIdentifier be the StringValue of PrivateIdentifier.
2. Let rref be the result of evaluating ShiftExpression.
3. Let rval be ? GetValue(rref).
4. If Type(rval) is not Object, throw a TypeError exception.
esid: sec-relational-operators-runtime-semantics-evaluation
features: [class-fields-private, class-fields-private-in]
flags: [async]
---*/
class C {
#field;
static async isNameIn(value) {
return #field in await(value);
}
}
C.isNameIn(new C())
.then(function(result) {
assert.sameValue(result, true);
return C.isNameIn({});
})
.then(function(result) {
assert.sameValue(result, false);
}).then($DONE, $DONE);