Fix #4

addons/attach/attach.js

@@ -5,19 +5,34 @@
  * The bidirectional argument indicates, whether the terminal should
  * send data to the socket as well and is true, by default.
  */
-Terminal.prototype.attach = function (socket, bidirectional) {
-  var term = this;
-  
-  bidirectional = (typeof bidirectional == 'undefined') ? true : bidirectional;
-  this.socket = socket;
-  
-  socket.addEventListener('message', function (ev) {
-    term.write(ev.data);
-  });
-  
-  if (bidirectional) {
-    this.on('data', function (data) {
-      socket.send(data);
-    });
-  }
-}
+
+(function (attach) {
+    if (typeof define == 'function') {
+        /*
+         * Require.js is available
+         */
+        define(['../../src/xterm'], attach);
+    } else {
+        /*
+         * Plain browser environment
+         */ 
+        attach(this.Xterm);
+    }
+})(function (Xterm) {
+    Xterm.prototype.attach = function (socket, bidirectional) {
+      var term = this;
+
+      bidirectional = (typeof bidirectional == 'undefined') ? true : bidirectional;
+      this.socket = socket;
+
+      socket.addEventListener('message', function (ev) {
+        term.write(ev.data);
+      });
+
+      if (bidirectional) {
+        this.on('data', function (data) {
+          socket.send(data);
+        });
+      }
+    };
+});