XVoxel-ASync/lib/utils.js

21 lines
497 B
JavaScript

class EventListener {
constructor () {
this._listeners = {};
}
emit (eventName, ...data) {
if (!this._listeners[eventName] || this._listeners[eventName].length == 0) return;
for (var e = 0; e < this._listeners[eventName].length; e++) {
this._listeners[eventName][e](...data);
}
}
on (eventName, callback) {
if (!this._listeners[eventName]) this._listeners[eventName] = [];
this._listeners[eventName].push(callback);
}
}
module.exports = {
"EventListener": EventListener
};