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_TEXT_DIAGNOSTIC_PRINTER_H_
16#define LLVM_CLANG_FRONTEND_TEXT_DIAGNOSTIC_PRINTER_H_
17
18#include "clang/Basic/Diagnostic.h"
19#include "clang/Basic/LLVM.h"
20#include "llvm/ADT/IntrusiveRefCntPtr.h"
21#include <memory>
22
23namespace clang {
24class DiagnosticOptions;
25class LangOptions;
26class TextDiagnostic;
27
28class 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
40public:
41  TextDiagnosticPrinter(raw_ostream &os, DiagnosticOptions *diags,
42                        bool OwnsOutputStream = false);
43  virtual ~TextDiagnosticPrinter();
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.
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