mirror of https://github.com/tc39/test262.git
23 lines
564 B
JavaScript
23 lines
564 B
JavaScript
// Copyright (C) 2024 Jordan Harband. 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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esid: sec-error.iserror
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description: >
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Returns false on non-Error objects pretending to be an Error
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features: [Error.isError]
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---*/
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var fakeError = {
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__proto__: Error.prototype,
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constructor: Error,
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message: '',
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stack: new Error().stack
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};
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if (typeof Symbol === 'function' && typeof Symbol.toStringTag === 'symbol') {
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fakeError[Symbol.toStringTag] = 'Error';
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}
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assert.sameValue(Error.isError(fakeError), false);
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