26 lines
470 B
Plaintext
26 lines
470 B
Plaintext
/**
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow strict
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* @format
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*/
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// flowlint ambiguous-object-type:error
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'use strict';
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function nullthrows<T>(
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x: ?T,
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message?: string = 'Got unexpected null or undefined',
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): T {
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if (x == null) {
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throw new Error(message);
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}
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return x;
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}
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module.exports = nullthrows;
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