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// Copyright (C) 2020 Rick Waldron. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-ecmascript-standard-built-in-objects
description: >
String.prototype.toLocaleUpperCase does not implement [[Construct]], is not new-able
info: |
ECMAScript Function Objects
Built-in function objects that are not identified as constructors do not
implement the [[Construct]] internal method unless otherwise specified in
the description of a particular function.
sec-evaluatenew
...
7. If IsConstructor(constructor) is false, throw a TypeError exception.
...
includes: [isConstructor.js]
features: [Reflect.construct, arrow-function]
---*/
assert.sameValue(
isConstructor(String.prototype.toLocaleUpperCase),
false,
'isConstructor(String.prototype.toLocaleUpperCase) must return false'
);
assert.throws(TypeError, () => {
new String.prototype.toLocaleUpperCase();
}, '`new String.prototype.toLocaleUpperCase()` throws TypeError');
reportCompare(0, 0);
|
