anchor.diff:  
   import 'restpoint_client.dart';
   import 'restpoint_http.dart';
  +import 'restpoint_structure.dart' show Entity;
   
   
   @proxy
  
positive.code:     throw new ArgumentError('Cannot resolve invocation');
    }
    
    Future all({Map<String, dynamic> headers}) {
      var resource = client.getResource(lastResource);
      return resource.all(uri, headers: headers);
    }
    
    Future one({Map<String, dynamic> headers}) {
      var resource = client.getResource(lastResource);
      return resource.one(uri, headers: headers);
    }
  
negative.code:   Future delete({Map<String, String> headers}) {
      return client.delete(uri.path, headers: headers);
    }
    
    Future<Entity> create({Map<String, dynamic> body, Map<String, dynamic> headers}) {
      var resource = client.getResource(lastResource);
      return resource.create(uri, body: body, headers: headers);
    }
  }