@protocol CNFuture; @interface _CNDiagnosticResponsePreparer : _CNAutocompleteResponsePreparerDecorator @property (readonly) id<CNFuture> logFuture; - (void).cxx_destruct; - (id)prepareResults:(id)a0; - (id)initWithResponsePreparer:(id)a0 delegate:(id)a1 log:(id /* block */)a2; @end