listen and excute event, whatever which called first.
Run the demo in test.js.
// 1. callback
const { wait } = require('wait-finish');
wait('eventName', (result) => console.log(result));
// 2. promise
const { wait } = require('wait-finish');
wait('eventName').then((result) => console.log((result)));const { finish } = require('finish');
finish('eventName', 'Hello World');