- //===- ChainedDiagnosticConsumer.h - Chain Diagnostic Clients ---*- C++ -*-===// 
- // 
- // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 
- // See https://llvm.org/LICENSE.txt for license information. 
- // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 
- // 
- //===----------------------------------------------------------------------===// 
-   
- #ifndef LLVM_CLANG_FRONTEND_CHAINEDDIAGNOSTICCONSUMER_H 
- #define LLVM_CLANG_FRONTEND_CHAINEDDIAGNOSTICCONSUMER_H 
-   
- #include "clang/Basic/Diagnostic.h" 
- #include <memory> 
-   
- namespace clang { 
- class LangOptions; 
-   
- /// ChainedDiagnosticConsumer - Chain two diagnostic clients so that diagnostics 
- /// go to the first client and then the second. The first diagnostic client 
- /// should be the "primary" client, and will be used for computing whether the 
- /// diagnostics should be included in counts. 
- class ChainedDiagnosticConsumer : public DiagnosticConsumer { 
-   virtual void anchor(); 
-   std::unique_ptr<DiagnosticConsumer> OwningPrimary; 
-   DiagnosticConsumer *Primary; 
-   std::unique_ptr<DiagnosticConsumer> Secondary; 
-   
- public: 
-   ChainedDiagnosticConsumer(std::unique_ptr<DiagnosticConsumer> Primary, 
-                             std::unique_ptr<DiagnosticConsumer> Secondary) 
-       : OwningPrimary(std::move(Primary)), Primary(OwningPrimary.get()), 
-         Secondary(std::move(Secondary)) {} 
-   
-   /// Construct without taking ownership of \c Primary. 
-   ChainedDiagnosticConsumer(DiagnosticConsumer *Primary, 
-                             std::unique_ptr<DiagnosticConsumer> Secondary) 
-       : Primary(Primary), Secondary(std::move(Secondary)) {} 
-   
-   void BeginSourceFile(const LangOptions &LO, 
-                        const Preprocessor *PP) override { 
-     Primary->BeginSourceFile(LO, PP); 
-     Secondary->BeginSourceFile(LO, PP); 
-   } 
-   
-   void EndSourceFile() override { 
-     Secondary->EndSourceFile(); 
-     Primary->EndSourceFile(); 
-   } 
-   
-   void finish() override { 
-     Secondary->finish(); 
-     Primary->finish(); 
-   } 
-   
-   bool IncludeInDiagnosticCounts() const override { 
-     return Primary->IncludeInDiagnosticCounts(); 
-   } 
-   
-   void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel, 
-                         const Diagnostic &Info) override { 
-     // Default implementation (Warnings/errors count). 
-     DiagnosticConsumer::HandleDiagnostic(DiagLevel, Info); 
-   
-     Primary->HandleDiagnostic(DiagLevel, Info); 
-     Secondary->HandleDiagnostic(DiagLevel, Info); 
-   } 
- }; 
-   
- } // end namspace clang 
-   
- #endif 
-