RunKit + npm: xyjax-events

const { register, unregister, launch } = require('xyjax-events') const testHandler = (eventArgs) => { console.log(JSON.stringify(eventArgs)) } const testEventArgs = () => { return { eventArgField: Math.random() } } const pathEventArgs = (path) => { return { currentPath: path } } //registering test events register('custom-event', 'target-1', testHandler) register('custom-event', 'target-2', testHandler) register('custom-event', 'starts-with...', testHandler) register('custom-event', '...ends-with', testHandler) register('custom-event', '...contains...', testHandler) //launching test events launch('custom-event', 'target-1', testEventArgs()) launch('custom-event', 'target-2', testEventArgs()) launch('custom-event', 'starts-with-1', pathEventArgs('starts-with-1')) launch('custom-event', '1-ends-with', pathEventArgs('1-ends-with')) launch('custom-event', '1-contains-2', pathEventArgs('1-contains-2')) //example of unregistering unregister('custom-event', 'target-1') launch('custom-event', 'target-1', testEventArgs())