pkg/shelf: formatted code

lib/src/middleware.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library shelf.middleware;
 
 import 'request.dart';
 import 'response.dart';
 import 'handler.dart';
 import 'hijack_exception.dart';
@@ skipping 49 matching lines @@
       if (error is HijackException) throw error;
       return errorHandler(error, stackTrace);
     };
   }
 
   return (Handler innerHandler) {
     return (request) {
       return syncFuture(() => requestHandler(request)).then((response) {
         if (response != null) return response;
 
-        return syncFuture(() => innerHandler(request))
-            .then((response) => responseHandler(response), onError: onError);
+        return syncFuture(() => innerHandler(request)).then(
+            (response) => responseHandler(response), onError: onError);
       });
     };
   };
 }