minivents/dist/minivents.amd.js at master · allouis/minivents

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define([], function() { return function Events(target){

var events = {}, empty = [];

target = target || this

/**

* On: listen to events

target.on = function(type, func, ctx){

(events[type] = events[type] || []).push([func, ctx])

return target

}

/**

* Off: stop listening to event / specific callback

target.off = function(type, func){

type || (events = {})

var list = events[type] || empty,

i = list.length = func ? list.length : 0;

while(i--) func == list[i][0] && list.splice(i,1)

return target

}

/**

* Emit: send event, callbacks will be triggered

target.emit = function(type){

var e = events[type] || empty, list = e.length > 0 ? e.slice(0, e.length) : e, i=0, j;

while(j=list[i++]) j[0].apply(j[1], empty.slice.call(arguments, 1))

return target

};

}; });