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