[fix] fix bug where a IPC lisenter won't emit close

lib/layers/IPC.js

@@ -18,10 +18,15 @@
 		// setup abstract layer
 		core.ListenerAbstract.apply(this, arguments);
 
+		var self = this;
+
 		// in case the process die, the connection will be severed
-		this.object.on('exit', this.emit.bind(this, 'close'));
+		this.object.on('exit', function () {
+			if (self.online === true) {
+				this.emit('close');
+			}
+		});
 
-		var self = this;
 		process.nextTick(function () {
 			// setup a new connection with the object
 			self.emit('listening');
@@ -35,15 +40,18 @@
 
 	// this will be called from core, when lisenter.close is excuted by user
 	Listener.prototype.close = function () {
-
 		// since we can't relly close anything we will ask remote to not send messages
 		// to ask the remote without polution the users remote object you can use the
 		// request function. This is not as sophisticated as the one users have,
 		// so you have to make sure that a close function exist, and that works.
 
 		// get the first and only connection
+		var self = this;
 		var connect = this.connections[ Object.keys(this.connections)[0] ];
-		connect.request('close', [], connect.emit.bind(connect, 'close'));
+		connect.request('close', [], function () {
+			connect.emit('close');
+			self.emit('close');
+		});
 	};
 
 	// this will be called from core when layer-lisenter object when it emit connection
@@ -82,6 +90,13 @@
 		// setup abstract layer
 		core.RequesterAbstract.apply(this, arguments);
 
+		// in case the process die, the connection will be severed
+		this.object.on('exit', function () {
+			if (self.online === true) {
+				this.emit('close');
+			}
+		});
+
 		// just relay message object they do not need to be parsed
 		this.object.on('message', this.emit.bind(this, 'message'));