tiny event on/off p.o.c. ~ for the scrapbook

tiny-e.js

// MOD MAR 6, 2015

function event() {
  var e = this instanceof event ? this : new event();
  e.events = {};
  return e;
}

event.prototype.on = function on(type, listener) {
  var events = this.events, e = events[type];
  !e && (e = events[type] = []);
  e.push(listener);
  // return??
};

event.prototype.off = function off(type, listener) {
  var n, events = this.events, e = events[type];
  !e || (n = e.length); 
  while (e && n--) { e[n] === listener && e.splice(n, 1) }
  // return?? cleanup??
}

event.prototype.fire = function fire(data) {
  // TODO
}

// quickie test

var h = { handleEvent: function (e) { console.log('handled ' + e); } };
var test = event();
test.on('blah', h);
console.log(test.events);
test.off('blah', h)
console.log(test.events);