mirror of https://github.com/tc39/test262.git
40 lines
1.0 KiB
JavaScript
40 lines
1.0 KiB
JavaScript
// Copyright 2021 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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description: Parsing observes the `Await` production parameter when present
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info: |
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Syntax
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RelationalExpression[In, Yield, Await]:
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[...]
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[+In]PrivateIdentifier in ShiftExpression[?Yield, ?Await]
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[...]
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1. Let privateIdentifier be the StringValue of PrivateIdentifier.
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2. Let rref be the result of evaluating ShiftExpression.
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3. Let rval be ? GetValue(rref).
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4. If Type(rval) is not Object, throw a TypeError exception.
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esid: sec-relational-operators-runtime-semantics-evaluation
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features: [class-fields-private, class-fields-private-in]
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flags: [async]
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---*/
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class C {
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#field;
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static async isNameIn(value) {
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return #field in await(value);
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}
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}
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C.isNameIn(new C())
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.then(function(result) {
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assert.sameValue(result, true);
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return C.isNameIn({});
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})
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.then(function(result) {
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assert.sameValue(result, false);
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}).then($DONE, $DONE);
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