RuntimeError.js

/**
 * Copyright (c) 2015-present, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 */

/* @flow */
import React from 'react';
import Header from '../components/Header';
import StackTrace from './StackTrace';

import type { StackFrame } from '../utils/stack-frame';

const wrapperStyle = {
  display: 'flex',
  flexDirection: 'column',
};

export type ErrorRecord = {|
  error: Error,
  unhandledRejection: boolean,
  contextSize: number,
  stackFrames: StackFrame[],
|};

type Props = {|
  errorRecord: ErrorRecord,
  launchEditorEndpoint: ?string,
|};

function RuntimeError({ errorRecord, launchEditorEndpoint }: Props) {
  const { error, unhandledRejection, contextSize, stackFrames } = errorRecord;
  const errorName = unhandledRejection
    ? 'Unhandled Rejection (' + error.name + ')'
    : error.name;

  // Make header prettier
  const message = error.message;
  let headerText =
    message.match(/^\w*:/) || !errorName ? message : errorName + ': ' + message;

  headerText = headerText
    // TODO: maybe remove this prefix from fbjs?
    // It's just scaring people
    .replace(/^Invariant Violation:\s*/, '')
    // This is not helpful either:
    .replace(/^Warning:\s*/, '')
    // Break the actionable part to the next line.
    // AFAIK React 16+ should already do this.
    .replace(' Check the render method', '\n\nCheck the render method')
    .replace(' Check your code at', '\n\nCheck your code at');

  return (
    <div style={wrapperStyle}>
      <Header headerText={headerText} />
      <StackTrace
        stackFrames={stackFrames}
        errorName={errorName}
        contextSize={contextSize}
        launchEditorEndpoint={launchEditorEndpoint}
      />
    </div>
  );
}

export default RuntimeError;