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1 //===- SourceCoverageViewText.h - A text-based code coverage view ---------===//
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 /// \file This file defines the interface to the text-based coverage renderer.
11 ///
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_COV_SOURCECOVERAGEVIEWTEXT_H
15 #define LLVM_COV_SOURCECOVERAGEVIEWTEXT_H
16 
17 #include "SourceCoverageView.h"
18 
19 namespace llvm {
20 
21 using namespace coverage;
22 
23 /// A coverage printer for text output.
24 class CoveragePrinterText : public CoveragePrinter {
25 public:
26   Expected<OwnedStream> createViewFile(StringRef Path,
27                                        bool InToplevel) override;
28 
29   void closeViewFile(OwnedStream OS) override;
30 
31   Error createIndexFile(ArrayRef<std::string> SourceFiles,
32                         const CoverageMapping &Coverage,
33                         const CoverageFiltersMatchAll &Filters) override;
34 
CoveragePrinterText(const CoverageViewOptions & Opts)35   CoveragePrinterText(const CoverageViewOptions &Opts)
36       : CoveragePrinter(Opts) {}
37 };
38 
39 /// A code coverage view which supports text-based rendering.
40 class SourceCoverageViewText : public SourceCoverageView {
41   void renderViewHeader(raw_ostream &OS) override;
42 
43   void renderViewFooter(raw_ostream &OS) override;
44 
45   void renderSourceName(raw_ostream &OS, bool WholeFile) override;
46 
47   void renderLinePrefix(raw_ostream &OS, unsigned ViewDepth) override;
48 
49   void renderLineSuffix(raw_ostream &OS, unsigned ViewDepth) override;
50 
51   void renderViewDivider(raw_ostream &OS, unsigned ViewDepth) override;
52 
53   void renderLine(raw_ostream &OS, LineRef L, const LineCoverageStats &LCS,
54                   unsigned ExpansionCol, unsigned ViewDepth) override;
55 
56   void renderExpansionSite(raw_ostream &OS, LineRef L,
57                            const LineCoverageStats &LCS, unsigned ExpansionCol,
58                            unsigned ViewDepth) override;
59 
60   void renderExpansionView(raw_ostream &OS, ExpansionView &ESV,
61                            unsigned ViewDepth) override;
62 
63   void renderInstantiationView(raw_ostream &OS, InstantiationView &ISV,
64                                unsigned ViewDepth) override;
65 
66   void renderLineCoverageColumn(raw_ostream &OS,
67                                 const LineCoverageStats &Line) override;
68 
69   void renderLineNumberColumn(raw_ostream &OS, unsigned LineNo) override;
70 
71   void renderRegionMarkers(raw_ostream &OS, const LineCoverageStats &Line,
72                            unsigned ViewDepth) override;
73 
74   void renderTitle(raw_ostream &OS, StringRef Title) override;
75 
76   void renderTableHeader(raw_ostream &OS, unsigned FirstUncoveredLineNo,
77                          unsigned IndentLevel) override;
78 
79 public:
SourceCoverageViewText(StringRef SourceName,const MemoryBuffer & File,const CoverageViewOptions & Options,CoverageData && CoverageInfo)80   SourceCoverageViewText(StringRef SourceName, const MemoryBuffer &File,
81                          const CoverageViewOptions &Options,
82                          CoverageData &&CoverageInfo)
83       : SourceCoverageView(SourceName, File, Options, std::move(CoverageInfo)) {
84   }
85 };
86 
87 } // namespace llvm
88 
89 #endif // LLVM_COV_SOURCECOVERAGEVIEWTEXT_H
90