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events: use null assignment instead of deleting property

pull/24504/head
Ryunosuke SATO 2012-12-10 13:34:33 +09:00 committed by Ben Noordhuis
parent 3c293ba272
commit 0397223ab4
1 changed files with 2 additions and 2 deletions
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4
lib/events.js
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@ -226,7 +226,7 @@ EventEmitter.prototype.removeListener = function(type, listener) {
if (position < 0) return this;
list.splice(position, 1);
if (list.length == 0)
delete this._events[type];
this._events[type] = null;
if (this._events.removeListener) {
this.emit('removeListener', type, listener);
@ -234,7 +234,7 @@ EventEmitter.prototype.removeListener = function(type, listener) {
} else if (list === listener ||
(list.listener && list.listener === listener))
{
delete this._events[type];
this._events[type] = null;
if (this._events.removeListener) {
this.emit('removeListener', type, listener);