1 //===--- TextDiagnosticPrinter.h - Text Diagnostic Client -------*- C++ -*-===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This is a concrete diagnostic client, which prints the diagnostics to 11 // standard error. 12 // 13 //===----------------------------------------------------------------------===// 14 15 #ifndef LLVM_CLANG_FRONTEND_TEXTDIAGNOSTICPRINTER_H 16 #define LLVM_CLANG_FRONTEND_TEXTDIAGNOSTICPRINTER_H 17 18 #include "clang/Basic/Diagnostic.h" 19 #include "clang/Basic/LLVM.h" 20 #include "llvm/ADT/IntrusiveRefCntPtr.h" 21 #include <memory> 22 23 namespace clang { 24 class DiagnosticOptions; 25 class LangOptions; 26 class TextDiagnostic; 27 28 class TextDiagnosticPrinter : public DiagnosticConsumer { 29 raw_ostream &OS; 30 IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts; 31 32 /// \brief Handle to the currently active text diagnostic emitter. 33 std::unique_ptr<TextDiagnostic> TextDiag; 34 35 /// A string to prefix to error messages. 36 std::string Prefix; 37 38 unsigned OwnsOutputStream : 1; 39 40 public: 41 TextDiagnosticPrinter(raw_ostream &os, DiagnosticOptions *diags, 42 bool OwnsOutputStream = false); 43 ~TextDiagnosticPrinter() override; 44 45 /// setPrefix - Set the diagnostic printer prefix string, which will be 46 /// printed at the start of any diagnostics. If empty, no prefix string is 47 /// used. setPrefix(std::string Value)48 void setPrefix(std::string Value) { Prefix = Value; } 49 50 void BeginSourceFile(const LangOptions &LO, const Preprocessor *PP) override; 51 void EndSourceFile() override; 52 void HandleDiagnostic(DiagnosticsEngine::Level Level, 53 const Diagnostic &Info) override; 54 }; 55 56 } // end namespace clang 57 58 #endif 59