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 | LLVM_PREFERRED_TYPE(bool) |
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. |
48 | void setPrefix(std::string Value) { Prefix = std::move(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 | |