55 lines
1.6 KiB
JavaScript
55 lines
1.6 KiB
JavaScript
/**
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* Copyright (c) Meta Platforms, Inc. and 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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* @format
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* @flow strict
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*/
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import typeof {enable} from 'promise/setimmediate/rejection-tracking';
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type ExtractOptionsType = <P>(((options?: ?P) => void)) => P;
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let rejectionTrackingOptions: $Call<ExtractOptionsType, enable> = {
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allRejections: true,
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onUnhandled: (id, rejection = {}) => {
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let message: string;
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let stack: ?string;
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// $FlowFixMe[method-unbinding] added when improving typing for this parameters
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const stringValue = Object.prototype.toString.call(rejection);
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if (stringValue === '[object Error]') {
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// $FlowFixMe[method-unbinding] added when improving typing for this parameters
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message = Error.prototype.toString.call(rejection);
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const error: Error = (rejection: $FlowFixMe);
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stack = error.stack;
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} else {
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try {
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message = require('pretty-format')(rejection);
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} catch {
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message =
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typeof rejection === 'string'
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? rejection
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: JSON.stringify((rejection: $FlowFixMe));
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}
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}
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const warning =
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`Possible Unhandled Promise Rejection (id: ${id}):\n` +
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`${message ?? ''}\n` +
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(stack == null ? '' : stack);
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console.warn(warning);
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},
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onHandled: id => {
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const warning =
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`Promise Rejection Handled (id: ${id})\n` +
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'This means you can ignore any previous messages of the form ' +
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`"Possible Unhandled Promise Rejection (id: ${id}):"`;
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console.warn(warning);
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},
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};
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export default rejectionTrackingOptions;
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