Fix EventEmitter to match that expected by Intercom

bower.json

@@ -2,9 +2,6 @@
   "name": "filer",
   "version": "0.0.4",
   "main": "dist/filer.js",
-  "dependencies": {
-    "eventemitter2": "~0.4.13"
-  },
   "devDependencies": {
     "mocha": "1.17.1",
     "chai": "1.9.0"

gruntfile.js

@@ -47,8 +47,7 @@ module.exports = function(grunt) {
         options: {
           paths: {
             "src": "../src",
-            "build": "../build",
-            "EventEmitter": "../bower_components/eventemitter2/lib/eventemitter2"
+            "build": "../build"
           },
           baseUrl: "lib",
           name: "build/almond",

lib/eventemitter.js

@@ -0,0 +1,74 @@
+define(function(require) {
+
+  // Based on https://github.com/diy/intercom.js/blob/master/lib/events.js
+  // Copyright 2012 DIY Co Apache License, Version 2.0
+  // http://www.apache.org/licenses/LICENSE-2.0
+
+  function removeItem(item, array) {
+    for (var i = array.length - 1; i >= 0; i--) {
+      if (array[i] === item) {
+        array.splice(i, 1);
+      }
+    }
+    return array;
+  }
+
+  var EventEmitter = function() {};
+
+  EventEmitter.createInterface = function(space) {
+    var methods = {};
+
+    methods.on = function(name, fn) {
+      if (typeof this[space] === 'undefined') {
+        this[space] = {};
+      }
+      if (!this[space].hasOwnProperty(name)) {
+        this[space][name] = [];
+      }
+      this[space][name].push(fn);
+    };
+
+    methods.off = function(name, fn) {
+      if (typeof this[space] === 'undefined') return;
+      if (this[space].hasOwnProperty(name)) {
+        removeItem(fn, this[space][name]);
+      }
+    };
+
+    methods.trigger = function(name) {
+      if (typeof this[space] !== 'undefined' && this[space].hasOwnProperty(name)) {
+        var args = Array.prototype.slice.call(arguments, 1);
+        for (var i = 0; i < this[space][name].length; i++) {
+          this[space][name][i].apply(this[space][name][i], args);
+        }
+      }
+    };
+
+    methods.removeAllListeners = function(name) {
+      if (typeof this[space] === 'undefined') return;
+      var self = this;
+      self[space][name].forEach(function(fn) {
+        self.off(name, fn);
+      });
+    };
+
+    return methods;
+  };
+
+  var pvt = EventEmitter.createInterface('_handlers');
+  EventEmitter.prototype._on = pvt.on;
+  EventEmitter.prototype._off = pvt.off;
+  EventEmitter.prototype._trigger = pvt.trigger;
+
+  var pub = EventEmitter.createInterface('handlers');
+  EventEmitter.prototype.on = function() {
+    pub.on.apply(this, arguments);
+    Array.prototype.unshift.call(arguments, 'on');
+    this._trigger.apply(this, arguments);
+  };
+  EventEmitter.prototype.off = pub.off;
+  EventEmitter.prototype.trigger = pub.trigger;
+  EventEmitter.prototype.removeAllListeners = pub.removeAllListeners;
+
+  return EventEmitter;
+});

lib/intercom.js

@@ -4,7 +4,7 @@ define(function(require) {
   // Copyright 2012 DIY Co Apache License, Version 2.0
   // http://www.apache.org/licenses/LICENSE-2.0
 
-  var EventEmitter = require('EventEmitter');
+  var EventEmitter = require('eventemitter');
   var guid = require('src/shared').guid;
 
   function throttle(delay, fn) {

src/fs.js

@@ -1671,7 +1671,7 @@ define(function(require) {
       }
       var intercom = Intercom.getInstance();
       changes.forEach(function(change) {
-        intercom.emit(change.event, change.event, change.path);
+        intercom.emit(change.event, change.path);
       });
     }
 

src/fswatcher.js

@@ -1,6 +1,6 @@
 define(function(require) {
 
-  var EventEmitter = require('EventEmitter');
+  var EventEmitter = require('eventemitter');
   var isNullPath = require('src/path').isNull;
   var Intercom = require('intercom');
 
@@ -14,10 +14,10 @@ define(function(require) {
     var recursive = false;
     var filename;
 
-    function onchange(event, path) {
+    function onchange(path) {
       // Watch for exact filename, or parent path when recursive is true
       if(filename === path || (recursive && path.indexOf(filename + '/') === 0)) {
-        self.emit('change', 'change', path);
+        self.trigger('change', 'change', path);
       }
     }
 

tests/require-config.js

@@ -58,8 +58,7 @@ var config = (function() {
       "spec": "../tests/spec",
       "bugs": "../tests/bugs",
       "util": "../tests/lib/test-utils",
-      "Filer": "../src/index",
-      "EventEmitter": "../bower_components/eventemitter2/lib/eventemitter2"
+      "Filer": "../src/index"
     },
     baseUrl: "../lib",
     optimize: "none",