electron-unhandled

Catch unhandled errors and promise rejections in your Electron app

You can use this module directly in both the main and renderer process.

Install

1npm install electron-unhandled

Requires Electron 30 or later.

Usage

1import unhandled from 'electron-unhandled';
2
3unhandled();

API

unhandled(options?)

You probably want to call this both in the main process and any renderer processes to catch all possible errors.

Note: At minimum, this function must be called in the main process.

options

Type: object

Note: Options can only be specified in the main process.

logger

Type: Function
Default: console.error

Custom logger that receives the error.

Can be useful if you for example integrate with Sentry.

showDialog

Type: boolean
Default: Only in production

Present an error dialog to the user.

reportButton

Type: Function
Default: undefined

When specified, the error dialog will include a Report… button, which when clicked, executes the given function with the error as the first argument.

1import unhandled from 'electron-unhandled';
2import {openNewGitHubIssue, debugInfo} from 'electron-util';
3
4unhandled({
5	reportButton: error => {
6		openNewGitHubIssue({
7			user: 'sindresorhus',
8			repo: 'electron-unhandled',
9			body: `\`\`\`\n${error.stack}\n\`\`\`\n\n---\n\n${debugInfo()}`
10		});
11	}
12});

Example of how the GitHub issue will look like.

logError(error, [options])

Log an error. This does the same as with caught unhandled errors.

It will use the same options specified in the unhandled() call or the defaults.

1import {logError} from 'electron-unhandled';
2
3logError(new Error('🦄'));

error

Type: Error

The error to log.

options

Type: object

title

Type: string
Default: ${appName} encountered an error

The title of the error dialog.

Related

• electron-store - Save and load data like user settings, app state, cache, etc
• electron-debug - Adds useful debug features to your Electron app
• electron-context-menu - Context menu for your Electron app
• electron-dl - Simplified file downloads for your Electron app