25 lines
566 B
JavaScript
25 lines
566 B
JavaScript
/**
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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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*
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* @format
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*/
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'use strict';
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var nullthrows = function nullthrows(x) {
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var message = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : 'Got unexpected null or undefined';
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if (x != null) {
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return x;
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}
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var error = new Error(message);
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error.framesToPop = 1; // Skip nullthrows own stack frame.
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throw error;
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};
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module.exports = nullthrows; |