use nightmare for testing

lib/utils/create_app.js

@@ -71,7 +71,8 @@ if (dev) {
 	route_manager.onchange(create_app);
 
 	const watcher = chokidar.watch(`templates/main.js`, {
-		ignoreInitial: true
+		ignoreInitial: true,
+		persistent: false
 	});
 
 	watcher.on('add', create_app);

lib/utils/create_watcher.js

@@ -38,10 +38,6 @@ module.exports = function create_watcher() {
 		);
 	});
 
-	watcher = {
-		ready: invalidate()
-	};
-
 	function watch_compiler(type) {
 		const compiler = compilers[type];
 
@@ -55,7 +51,7 @@ module.exports = function create_watcher() {
 			deferreds[type].reject(err);
 		});
 
-		compiler.watch({}, (err, stats) => {
+		return compiler.watch({}, (err, stats) => {
 			if (stats.hasErrors()) {
 				deferreds[type].reject(stats.toJson().errors[0]);
 			} else {
@@ -64,8 +60,16 @@ module.exports = function create_watcher() {
 		});
 	}
 
-	watch_compiler('client');
-	watch_compiler('server');
+	watcher = {
+		ready: invalidate(),
+		client: watch_compiler('client'),
+		server: watch_compiler('server'),
+
+		close: () => {
+			watcher.client.close();
+			watcher.server.close();
+		}
+	};
 
 	return watcher;
 };