mirror of https://github.com/tc39/test262.git
33 lines
1.2 KiB
JavaScript
33 lines
1.2 KiB
JavaScript
// Copyright (C) 2019 Alexey Shvayka. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
/*---
|
|
esid: prod-UnaryExpression
|
|
description: >
|
|
While increments and decrements are restricted to use with NewTarget,
|
|
other unary operators should not throw SyntaxError.
|
|
info: |
|
|
UnaryExpression[Yield, Await]:
|
|
UpdateExpression[?Yield, ?Await]:
|
|
LeftHandSideExpression[?Yield, ?Await]:
|
|
NewExpression[?Yield, ?Await]:
|
|
MemberExpression[Yield, Await]:
|
|
MetaProperty:
|
|
NewTarget
|
|
features: [new.target, async-functions]
|
|
flags: [async]
|
|
includes: [asyncHelpers.js]
|
|
---*/
|
|
|
|
(function() { assert.sameValue(delete (new.target), true); })();
|
|
(function() { assert.sameValue(void new.target, undefined); })();
|
|
new function() { assert.sameValue(typeof new.target, 'function'); };
|
|
new function() { assert.sameValue(+(new.target), NaN); };
|
|
(function() { assert.sameValue(-(new.target), NaN); })();
|
|
new function() { assert.sameValue(~new.target, -1); };
|
|
(function() { assert.sameValue(!new.target, true); })();
|
|
new function() { assert.sameValue(delete void typeof +-~!(new.target), true); };
|
|
|
|
asyncTest(async function() {
|
|
assert.sameValue(await new.target, undefined);
|
|
});
|