29 lines
872 B
JavaScript
29 lines
872 B
JavaScript
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* @providesModule logError
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* @flow
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*/
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'use strict';
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/**
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* Small utility that can be used as an error handler. You cannot just pass
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* `console.error` as a failure callback - it's not properly bound. If passes an
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* `Error` object, it will print the message and stack.
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*/
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var logError = function() {
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if (arguments.length === 1 && arguments[0] instanceof Error) {
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var err = arguments[0];
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console.error('Error: "' + err.message + '". Stack:\n' + err.stack);
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} else {
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console.error.apply(console, arguments);
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}
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};
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module.exports = logError;
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