WhenExit

Execute a function right before the process, or the browser's tab, is about to exit.

Install

1npm install when-exit

Usage

1import whenExit from 'when-exit';
2
3// Registering multiple callbacks
4
5onExit ( () => {
6  console.log ( 'Callback 1' );
7});
8
9onExit ( () => {
10  console.log ( 'Callback 2' );
11});
12
13// Registering and disposing a callback
14
15const disposer = onExit ( () => {
16  console.log ( 'Callback 3' );
17});
18
19disposer ();
20
21// Triggering the process to exit
22
23process.exit (); // Callback 1 and 2 are called before exiting

License

MIT © Fabio Spampinato