|
120
|
1 //===- SourceCoverageViewText.cpp - 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 implements the text-based coverage renderer.
|
|
|
11 ///
|
|
|
12 //===----------------------------------------------------------------------===//
|
|
|
13
|
|
|
14 #include "CoverageReport.h"
|
|
|
15 #include "SourceCoverageViewText.h"
|
|
|
16 #include "llvm/ADT/Optional.h"
|
|
|
17 #include "llvm/ADT/SmallString.h"
|
|
|
18 #include "llvm/ADT/StringExtras.h"
|
|
|
19
|
|
|
20 using namespace llvm;
|
|
|
21
|
|
|
22 Expected<CoveragePrinter::OwnedStream>
|
|
|
23 CoveragePrinterText::createViewFile(StringRef Path, bool InToplevel) {
|
|
|
24 return createOutputStream(Path, "txt", InToplevel);
|
|
|
25 }
|
|
|
26
|
|
|
27 void CoveragePrinterText::closeViewFile(OwnedStream OS) {
|
|
|
28 OS->operator<<('\n');
|
|
|
29 }
|
|
|
30
|
|
|
31 Error CoveragePrinterText::createIndexFile(
|
|
|
32 ArrayRef<std::string> SourceFiles,
|
|
|
33 const coverage::CoverageMapping &Coverage) {
|
|
|
34 auto OSOrErr = createOutputStream("index", "txt", /*InToplevel=*/true);
|
|
|
35 if (Error E = OSOrErr.takeError())
|
|
|
36 return E;
|
|
|
37 auto OS = std::move(OSOrErr.get());
|
|
|
38 raw_ostream &OSRef = *OS.get();
|
|
|
39
|
|
|
40 CoverageReport Report(Opts, Coverage);
|
|
|
41 Report.renderFileReports(OSRef, SourceFiles);
|
|
|
42
|
|
|
43 Opts.colored_ostream(OSRef, raw_ostream::CYAN) << "\n"
|
|
|
44 << Opts.getLLVMVersionString();
|
|
|
45
|
|
|
46 return Error::success();
|
|
|
47 }
|
|
|
48
|
|
|
49 namespace {
|
|
|
50
|
|
|
51 static const unsigned LineCoverageColumnWidth = 7;
|
|
|
52 static const unsigned LineNumberColumnWidth = 5;
|
|
|
53
|
|
|
54 /// \brief Get the width of the leading columns.
|
|
|
55 unsigned getCombinedColumnWidth(const CoverageViewOptions &Opts) {
|
|
|
56 return (Opts.ShowLineStats ? LineCoverageColumnWidth + 1 : 0) +
|
|
|
57 (Opts.ShowLineNumbers ? LineNumberColumnWidth + 1 : 0);
|
|
|
58 }
|
|
|
59
|
|
|
60 /// \brief The width of the line that is used to divide between the view and
|
|
|
61 /// the subviews.
|
|
|
62 unsigned getDividerWidth(const CoverageViewOptions &Opts) {
|
|
|
63 return getCombinedColumnWidth(Opts) + 4;
|
|
|
64 }
|
|
|
65
|
|
|
66 } // anonymous namespace
|
|
|
67
|
|
|
68 void SourceCoverageViewText::renderViewHeader(raw_ostream &) {}
|
|
|
69
|
|
|
70 void SourceCoverageViewText::renderViewFooter(raw_ostream &) {}
|
|
|
71
|
|
|
72 void SourceCoverageViewText::renderSourceName(raw_ostream &OS, bool WholeFile) {
|
|
|
73 getOptions().colored_ostream(OS, raw_ostream::CYAN) << getSourceName()
|
|
|
74 << ":\n";
|
|
|
75 }
|
|
|
76
|
|
|
77 void SourceCoverageViewText::renderLinePrefix(raw_ostream &OS,
|
|
|
78 unsigned ViewDepth) {
|
|
|
79 for (unsigned I = 0; I < ViewDepth; ++I)
|
|
|
80 OS << " |";
|
|
|
81 }
|
|
|
82
|
|
|
83 void SourceCoverageViewText::renderLineSuffix(raw_ostream &, unsigned) {}
|
|
|
84
|
|
|
85 void SourceCoverageViewText::renderViewDivider(raw_ostream &OS,
|
|
|
86 unsigned ViewDepth) {
|
|
|
87 assert(ViewDepth != 0 && "Cannot render divider at top level");
|
|
|
88 renderLinePrefix(OS, ViewDepth - 1);
|
|
|
89 OS.indent(2);
|
|
|
90 unsigned Length = getDividerWidth(getOptions());
|
|
|
91 for (unsigned I = 0; I < Length; ++I)
|
|
|
92 OS << '-';
|
|
|
93 OS << '\n';
|
|
|
94 }
|
|
|
95
|
|
|
96 void SourceCoverageViewText::renderLine(
|
|
|
97 raw_ostream &OS, LineRef L,
|
|
|
98 const coverage::CoverageSegment *WrappedSegment,
|
|
|
99 CoverageSegmentArray Segments, unsigned ExpansionCol, unsigned ViewDepth) {
|
|
|
100 StringRef Line = L.Line;
|
|
|
101 unsigned LineNumber = L.LineNo;
|
|
|
102
|
|
|
103 Optional<raw_ostream::Colors> Highlight;
|
|
|
104 SmallVector<std::pair<unsigned, unsigned>, 2> HighlightedRanges;
|
|
|
105
|
|
|
106 // The first segment overlaps from a previous line, so we treat it specially.
|
|
|
107 if (WrappedSegment && WrappedSegment->HasCount && WrappedSegment->Count == 0)
|
|
|
108 Highlight = raw_ostream::RED;
|
|
|
109
|
|
|
110 // Output each segment of the line, possibly highlighted.
|
|
|
111 unsigned Col = 1;
|
|
|
112 for (const auto *S : Segments) {
|
|
|
113 unsigned End = std::min(S->Col, static_cast<unsigned>(Line.size()) + 1);
|
|
|
114 colored_ostream(OS, Highlight ? *Highlight : raw_ostream::SAVEDCOLOR,
|
|
|
115 getOptions().Colors && Highlight, /*Bold=*/false,
|
|
|
116 /*BG=*/true)
|
|
|
117 << Line.substr(Col - 1, End - Col);
|
|
|
118 if (getOptions().Debug && Highlight)
|
|
|
119 HighlightedRanges.push_back(std::make_pair(Col, End));
|
|
|
120 Col = End;
|
|
|
121 if (Col == ExpansionCol)
|
|
|
122 Highlight = raw_ostream::CYAN;
|
|
|
123 else if (S->HasCount && S->Count == 0)
|
|
|
124 Highlight = raw_ostream::RED;
|
|
|
125 else
|
|
|
126 Highlight = None;
|
|
|
127 }
|
|
|
128
|
|
|
129 // Show the rest of the line.
|
|
|
130 colored_ostream(OS, Highlight ? *Highlight : raw_ostream::SAVEDCOLOR,
|
|
|
131 getOptions().Colors && Highlight, /*Bold=*/false, /*BG=*/true)
|
|
|
132 << Line.substr(Col - 1, Line.size() - Col + 1);
|
|
|
133 OS << '\n';
|
|
|
134
|
|
|
135 if (getOptions().Debug) {
|
|
|
136 for (const auto &Range : HighlightedRanges)
|
|
|
137 errs() << "Highlighted line " << LineNumber << ", " << Range.first
|
|
|
138 << " -> " << Range.second << '\n';
|
|
|
139 if (Highlight)
|
|
|
140 errs() << "Highlighted line " << LineNumber << ", " << Col << " -> ?\n";
|
|
|
141 }
|
|
|
142 }
|
|
|
143
|
|
|
144 void SourceCoverageViewText::renderLineCoverageColumn(
|
|
|
145 raw_ostream &OS, const LineCoverageStats &Line) {
|
|
|
146 if (!Line.isMapped()) {
|
|
|
147 OS.indent(LineCoverageColumnWidth) << '|';
|
|
|
148 return;
|
|
|
149 }
|
|
|
150 std::string C = formatCount(Line.ExecutionCount);
|
|
|
151 OS.indent(LineCoverageColumnWidth - C.size());
|
|
|
152 colored_ostream(OS, raw_ostream::MAGENTA,
|
|
|
153 Line.hasMultipleRegions() && getOptions().Colors)
|
|
|
154 << C;
|
|
|
155 OS << '|';
|
|
|
156 }
|
|
|
157
|
|
|
158 void SourceCoverageViewText::renderLineNumberColumn(raw_ostream &OS,
|
|
|
159 unsigned LineNo) {
|
|
|
160 SmallString<32> Buffer;
|
|
|
161 raw_svector_ostream BufferOS(Buffer);
|
|
|
162 BufferOS << LineNo;
|
|
|
163 auto Str = BufferOS.str();
|
|
|
164 // Trim and align to the right.
|
|
|
165 Str = Str.substr(0, std::min(Str.size(), (size_t)LineNumberColumnWidth));
|
|
|
166 OS.indent(LineNumberColumnWidth - Str.size()) << Str << '|';
|
|
|
167 }
|
|
|
168
|
|
|
169 void SourceCoverageViewText::renderRegionMarkers(
|
|
|
170 raw_ostream &OS, CoverageSegmentArray Segments, unsigned ViewDepth) {
|
|
|
171 renderLinePrefix(OS, ViewDepth);
|
|
|
172 OS.indent(getCombinedColumnWidth(getOptions()));
|
|
|
173
|
|
|
174 unsigned PrevColumn = 1;
|
|
|
175 for (const auto *S : Segments) {
|
|
|
176 if (!S->IsRegionEntry)
|
|
|
177 continue;
|
|
|
178 // Skip to the new region.
|
|
|
179 if (S->Col > PrevColumn)
|
|
|
180 OS.indent(S->Col - PrevColumn);
|
|
|
181 PrevColumn = S->Col + 1;
|
|
|
182 std::string C = formatCount(S->Count);
|
|
|
183 PrevColumn += C.size();
|
|
|
184 OS << '^' << C;
|
|
|
185 }
|
|
|
186 OS << '\n';
|
|
|
187
|
|
|
188 if (getOptions().Debug)
|
|
|
189 for (const auto *S : Segments)
|
|
|
190 errs() << "Marker at " << S->Line << ":" << S->Col << " = "
|
|
|
191 << formatCount(S->Count) << (S->IsRegionEntry ? "\n" : " (pop)\n");
|
|
|
192 }
|
|
|
193
|
|
|
194 void SourceCoverageViewText::renderExpansionSite(
|
|
|
195 raw_ostream &OS, LineRef L, const coverage::CoverageSegment *WrappedSegment,
|
|
|
196 CoverageSegmentArray Segments, unsigned ExpansionCol, unsigned ViewDepth) {
|
|
|
197 renderLinePrefix(OS, ViewDepth);
|
|
|
198 OS.indent(getCombinedColumnWidth(getOptions()) + (ViewDepth == 0 ? 0 : 1));
|
|
|
199 renderLine(OS, L, WrappedSegment, Segments, ExpansionCol, ViewDepth);
|
|
|
200 }
|
|
|
201
|
|
|
202 void SourceCoverageViewText::renderExpansionView(raw_ostream &OS,
|
|
|
203 ExpansionView &ESV,
|
|
|
204 unsigned ViewDepth) {
|
|
|
205 // Render the child subview.
|
|
|
206 if (getOptions().Debug)
|
|
|
207 errs() << "Expansion at line " << ESV.getLine() << ", " << ESV.getStartCol()
|
|
|
208 << " -> " << ESV.getEndCol() << '\n';
|
|
|
209 ESV.View->print(OS, /*WholeFile=*/false, /*ShowSourceName=*/false,
|
|
|
210 ViewDepth + 1);
|
|
|
211 }
|
|
|
212
|
|
|
213 void SourceCoverageViewText::renderInstantiationView(raw_ostream &OS,
|
|
|
214 InstantiationView &ISV,
|
|
|
215 unsigned ViewDepth) {
|
|
|
216 renderLinePrefix(OS, ViewDepth);
|
|
|
217 OS << ' ';
|
|
|
218 if (!ISV.View)
|
|
|
219 getOptions().colored_ostream(OS, raw_ostream::RED)
|
|
|
220 << "Unexecuted instantiation: " << ISV.FunctionName << "\n";
|
|
|
221 else
|
|
|
222 ISV.View->print(OS, /*WholeFile=*/false, /*ShowSourceName=*/true,
|
|
|
223 ViewDepth);
|
|
|
224 }
|
|
|
225
|
|
|
226 void SourceCoverageViewText::renderTitle(raw_ostream &OS, StringRef Title) {
|
|
|
227 if (getOptions().hasProjectTitle())
|
|
|
228 getOptions().colored_ostream(OS, raw_ostream::CYAN)
|
|
|
229 << getOptions().ProjectTitle << "\n";
|
|
|
230
|
|
|
231 getOptions().colored_ostream(OS, raw_ostream::CYAN) << Title << "\n";
|
|
|
232
|
|
|
233 if (getOptions().hasCreatedTime())
|
|
|
234 getOptions().colored_ostream(OS, raw_ostream::CYAN)
|
|
|
235 << getOptions().CreatedTimeStr << "\n";
|
|
|
236 }
|
|
|
237
|
|
|
238 void SourceCoverageViewText::renderTableHeader(raw_ostream &, unsigned,
|
|
|
239 unsigned) {}
|
