xref: /freebsd/contrib/llvm-project/llvm/tools/llvm-cov/SourceCoverageViewText.h (revision e9ac41698b2f322d55ccf9da50a3596edb2c1800)
1 //===- SourceCoverageViewText.h - A text-based code coverage view ---------===//
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 /// \file This file defines the interface to the text-based coverage renderer.
10 ///
11 //===----------------------------------------------------------------------===//
12 
13 #ifndef LLVM_COV_SOURCECOVERAGEVIEWTEXT_H
14 #define LLVM_COV_SOURCECOVERAGEVIEWTEXT_H
15 
16 #include "SourceCoverageView.h"
17 
18 namespace llvm {
19 
20 using namespace coverage;
21 
22 /// A coverage printer for text output.
23 class CoveragePrinterText : public CoveragePrinter {
24 public:
25   Expected<OwnedStream> createViewFile(StringRef Path,
26                                        bool InToplevel) override;
27 
28   void closeViewFile(OwnedStream OS) override;
29 
30   Error createIndexFile(ArrayRef<std::string> SourceFiles,
31                         const CoverageMapping &Coverage,
32                         const CoverageFiltersMatchAll &Filters) override;
33 
34   CoveragePrinterText(const CoverageViewOptions &Opts)
35       : CoveragePrinter(Opts) {}
36 };
37 
38 /// A coverage printer for text output, but generates index files in every
39 /// subdirectory to show a hierarchical view. The implementation is similar
40 /// to CoveragePrinterHTMLDirectory. So please refer to that for more comments.
41 class CoveragePrinterTextDirectory : public CoveragePrinterText {
42 public:
43   using CoveragePrinterText::CoveragePrinterText;
44 
45   Error createIndexFile(ArrayRef<std::string> SourceFiles,
46                         const CoverageMapping &Coverage,
47                         const CoverageFiltersMatchAll &Filters) override;
48 
49 private:
50   struct Reporter;
51 };
52 
53 /// A code coverage view which supports text-based rendering.
54 class SourceCoverageViewText : public SourceCoverageView {
55   void renderViewHeader(raw_ostream &OS) override;
56 
57   void renderViewFooter(raw_ostream &OS) override;
58 
59   void renderSourceName(raw_ostream &OS, bool WholeFile) override;
60 
61   void renderLinePrefix(raw_ostream &OS, unsigned ViewDepth) override;
62 
63   void renderLineSuffix(raw_ostream &OS, unsigned ViewDepth) override;
64 
65   void renderViewDivider(raw_ostream &OS, unsigned ViewDepth) override;
66 
67   void renderLine(raw_ostream &OS, LineRef L, const LineCoverageStats &LCS,
68                   unsigned ExpansionCol, unsigned ViewDepth) override;
69 
70   void renderExpansionSite(raw_ostream &OS, LineRef L,
71                            const LineCoverageStats &LCS, unsigned ExpansionCol,
72                            unsigned ViewDepth) override;
73 
74   void renderExpansionView(raw_ostream &OS, ExpansionView &ESV,
75                            unsigned ViewDepth) override;
76 
77   void renderBranchView(raw_ostream &OS, BranchView &BRV,
78                         unsigned ViewDepth) override;
79 
80   void renderMCDCView(raw_ostream &OS, MCDCView &BRV,
81                       unsigned ViewDepth) override;
82 
83   void renderInstantiationView(raw_ostream &OS, InstantiationView &ISV,
84                                unsigned ViewDepth) override;
85 
86   void renderLineCoverageColumn(raw_ostream &OS,
87                                 const LineCoverageStats &Line) override;
88 
89   void renderLineNumberColumn(raw_ostream &OS, unsigned LineNo) override;
90 
91   void renderRegionMarkers(raw_ostream &OS, const LineCoverageStats &Line,
92                            unsigned ViewDepth) override;
93 
94   void renderTitle(raw_ostream &OS, StringRef Title) override;
95 
96   void renderTableHeader(raw_ostream &OS, unsigned FirstUncoveredLineNo,
97                          unsigned IndentLevel) override;
98 
99 public:
100   SourceCoverageViewText(StringRef SourceName, const MemoryBuffer &File,
101                          const CoverageViewOptions &Options,
102                          CoverageData &&CoverageInfo)
103       : SourceCoverageView(SourceName, File, Options, std::move(CoverageInfo)) {
104   }
105 };
106 
107 } // namespace llvm
108 
109 #endif // LLVM_COV_SOURCECOVERAGEVIEWTEXT_H
110