micro-events ❄️
Minimal, type friendly event emitter
Minimal, type friend event emitter to prevent using events without correct types
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Installation
npm install @pallad/micro-eventsUsage
const events = new Events<{
progress: [number]
}>();
// register listener on event
events.on('progress', (progress) => {
console.log('progress', progress);
});
events.emit('progress', 10);
events.emit('progress', 100);
// progress 10
// progress 100Registering listener
events.on('progress', (progress) => {
console.log('progress', progress);
});
events.on('progress', () => {
// consuming argument is not needed
});Emitting event
events.emit('progress', 50); // notifies all registered `progress` listenersRemoving listener
const listener = () => {
console.log('progress');
}
events.on('progress', listener);
events.off('progress', listener);
events.emit('progress', 100);
// No listeners called