28 lines
757 B
JavaScript
28 lines
757 B
JavaScript
|
/**
|
||
|
|
* Copyright (c) Facebook, Inc. and its affiliates.
|
||
|
|
*
|
||
|
|
* This source code is licensed under the MIT license found in the
|
||
|
|
* LICENSE file in the root directory of this source tree.
|
||
|
|
*
|
||
|
|
* @format
|
||
|
|
* @flow strict
|
||
|
|
*/
|
||
|
|
|
||
|
|
'use strict';
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Small utility that can be used as an error handler. You cannot just pass
|
||
|
|
* `console.error` as a failure callback - it's not properly bound. If passes an
|
||
|
|
* `Error` object, it will print the message and stack.
|
||
|
|
*/
|
||
|
|
const logError = function(...args: $ReadOnlyArray<mixed>) {
|
||
|
|
if (args.length === 1 && args[0] instanceof Error) {
|
||
|
|
const err = args[0];
|
||
|
|
console.error('Error: "' + err.message + '". Stack:\n' + err.stack);
|
||
|
|
} else {
|
||
|
|
console.error.apply(console, args);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
module.exports = logError;
|