| 1 | //===--- TextDiagnosticPrinter.h - Text Diagnostic Client -------*- C++ -*-===// |
|---|---|
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | // |
| 9 | // This is a concrete diagnostic client, which prints the diagnostics to |
| 10 | // standard error. |
| 11 | // |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
| 14 | #ifndef LLVM_CLANG_FRONTEND_TEXTDIAGNOSTICPRINTER_H |
| 15 | #define LLVM_CLANG_FRONTEND_TEXTDIAGNOSTICPRINTER_H |
| 16 | |
| 17 | #include "clang/Basic/Diagnostic.h" |
| 18 | #include "clang/Basic/LLVM.h" |
| 19 | #include "llvm/ADT/IntrusiveRefCntPtr.h" |
| 20 | #include <memory> |
| 21 | |
| 22 | namespace clang { |
| 23 | class DiagnosticOptions; |
| 24 | class LangOptions; |
| 25 | class TextDiagnostic; |
| 26 | |
| 27 | class TextDiagnosticPrinter : public DiagnosticConsumer { |
| 28 | raw_ostream &OS; |
| 29 | IntrusiveRefCntPtr<DiagnosticOptions> DiagOpts; |
| 30 | |
| 31 | /// Handle to the currently active text diagnostic emitter. |
| 32 | std::unique_ptr<TextDiagnostic> TextDiag; |
| 33 | |
| 34 | /// A string to prefix to error messages. |
| 35 | std::string Prefix; |
| 36 | |
| 37 | unsigned OwnsOutputStream : 1; |
| 38 | |
| 39 | public: |
| 40 | TextDiagnosticPrinter(raw_ostream &os, DiagnosticOptions *diags, |
| 41 | bool OwnsOutputStream = false); |
| 42 | ~TextDiagnosticPrinter() override; |
| 43 | |
| 44 | /// setPrefix - Set the diagnostic printer prefix string, which will be |
| 45 | /// printed at the start of any diagnostics. If empty, no prefix string is |
| 46 | /// used. |
| 47 | void setPrefix(std::string Value) { Prefix = std::move(Value); } |
| 48 | |
| 49 | void BeginSourceFile(const LangOptions &LO, const Preprocessor *PP) override; |
| 50 | void EndSourceFile() override; |
| 51 | void HandleDiagnostic(DiagnosticsEngine::Level Level, |
| 52 | const Diagnostic &Info) override; |
| 53 | }; |
| 54 | |
| 55 | } // end namespace clang |
| 56 | |
| 57 | #endif |
| 58 |