| 1 | //===--- TextDiagnosticPrinter.h - Text Diagnostic Client -------*- C++ -*-===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This is a concrete diagnostic client, which prints the diagnostics to |
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| 10 | // standard error. |
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| 11 | // |
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| 12 | //===----------------------------------------------------------------------===// |
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| 13 | |
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| 14 | #ifndef LLVM_CLANG_FRONTEND_TEXTDIAGNOSTICPRINTER_H |
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| 15 | #define LLVM_CLANG_FRONTEND_TEXTDIAGNOSTICPRINTER_H |
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| 16 | |
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| 17 | #include "clang/Basic/Diagnostic.h" |
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| 18 | #include "clang/Basic/LLVM.h" |
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| 19 | #include "llvm/ADT/IntrusiveRefCntPtr.h" |
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| 20 | #include <memory> |
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| 21 | |
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| 22 | namespace clang { |
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| 23 | class DiagnosticOptions; |
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| 24 | class LangOptions; |
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| 25 | class TextDiagnostic; |
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| 26 | |
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| 27 | class TextDiagnosticPrinter : public DiagnosticConsumer { |
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| 28 | raw_ostream &OS; |
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| 29 | DiagnosticOptions &DiagOpts; |
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| 30 | |
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| 31 | /// Handle to the currently active text diagnostic emitter. |
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| 32 | std::unique_ptr<TextDiagnostic> TextDiag; |
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| 33 | |
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| 34 | /// A string to prefix to error messages. |
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| 35 | std::string Prefix; |
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| 36 | |
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| 37 | LLVM_PREFERRED_TYPE(bool) |
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| 38 | unsigned OwnsOutputStream : 1; |
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| 39 | |
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| 40 | public: |
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| 41 | TextDiagnosticPrinter(raw_ostream &os, DiagnosticOptions &DiagOpts, |
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| 42 | bool OwnsOutputStream = false); |
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| 43 | ~TextDiagnosticPrinter() override; |
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| 44 | |
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| 45 | /// setPrefix - Set the diagnostic printer prefix string, which will be |
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| 46 | /// printed at the start of any diagnostics. If empty, no prefix string is |
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| 47 | /// used. |
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| 48 | void setPrefix(std::string Value) { Prefix = std::move(Value); } |
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| 49 | |
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| 50 | void BeginSourceFile(const LangOptions &LO, const Preprocessor *PP) override; |
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| 51 | void EndSourceFile() override; |
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| 52 | void HandleDiagnostic(DiagnosticsEngine::Level Level, |
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| 53 | const Diagnostic &Info) override; |
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| 54 | }; |
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| 55 | |
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| 56 | } // end namespace clang |
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| 57 | |
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| 58 | #endif |
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| 59 | |
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