update

node_modules/emitter-mixin/index.js

@@ -0,0 +1,78 @@
+
+/**
+ * dependencies.
+ */
+
+var Emitter = require('events').EventEmitter
+  , proto = Emitter.prototype;
+
+/**
+ * expsoe `mixin`
+ *
+ * @param {Object} obj
+ */
+
+module.exports = function (obj) {
+
+  // mixin
+
+  for (var k in proto) {
+    obj[k] = proto[k];
+  }
+
+  // events getter.
+
+  obj.__defineGetter__('_events', function () {
+    return this.__events || (this.__events = {});
+  });
+
+  // events setter.
+
+  obj.__defineSetter__('_events', function (val) {
+    this.__events = val;
+  });
+
+  /**
+   * Remove all listeners for `event`.
+   *
+   * if the method is executed without
+   * arguments it will remove all listeners,
+   * otherwise you can supply `event` or
+   * `event` with `fn` for more specific stuff.
+   *
+   * example:
+   *
+   *          obj.on('foo', console.log)._events;
+   *          // > { foo: fn, }
+   *          obj.on('foo', console.dir)._events;
+   *          // > { foo: [fn, fn] }
+   *          obj.off('foo', console.log)._events;
+   *          // > { foo: [fn] }
+   *          obj.off('foo');
+   *          // > {}
+   *          obj.off();
+   *          // > {}
+   *
+   * @param {String} event
+   * @param {Function} fn
+   * @return {self}
+   */
+
+  obj.off = function (event, fn) {
+    switch (arguments.length) {
+      case 2:
+        this.removeListener(event, fn);
+        return this;
+      case 1:
+        this.removeAllListeners(event);
+        return this;
+      case 0:
+        this.removeAllListeners();
+        return this;
+    }
+  };
+
+
+  // all done
+  return obj;
+};