EventEmitter.prototype.once should "return this;"

14 years ago · ca8cc71bd0
1 changed files with 2 additions and 0 deletions
--- a/lib/events.js
+++ b/lib/events.js
@ -89,6 +89,8 @@ EventEmitter.prototype.once = function(type, listener) {
    self.removeListener(type, g);
    listener.apply(this, arguments);
  });
+
+  return this;
 };

 EventEmitter.prototype.removeListener = function(type, listener) {