public AppVeyorReporter(Action <string> writer, IAppVeyorBuildWorkerApiClient apiClient)
 {
     this.writer     = writer;
     this.apiClient  = apiClient;
     failureOccurred = false;
 }
 public AppVeyorReporter(Action<string> writer, IAppVeyorBuildWorkerApiClient apiClient)
 {
     _writer = writer;
     _apiClient = apiClient;
     _failureOccurred = false;
 }