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//===- SourceCoverageViewHTML.h - A html code coverage view ---------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// \file This file defines the interface to the html coverage renderer.
///
//===----------------------------------------------------------------------===//
#ifndef LLVM_COV_SOURCECOVERAGEVIEWHTML_H
#define LLVM_COV_SOURCECOVERAGEVIEWHTML_H
#include "SourceCoverageView.h"
namespace llvm {
using namespace coverage;
class ThreadPool;
struct FileCoverageSummary;
/// A coverage printer for html output.
class CoveragePrinterHTML : public CoveragePrinter {
public:
Expected<OwnedStream> createViewFile(StringRef Path,
bool InToplevel) override;
void closeViewFile(OwnedStream OS) override;
Error createIndexFile(ArrayRef<std::string> SourceFiles,
const coverage::CoverageMapping &Coverage,
const CoverageFiltersMatchAll &Filters) override;
CoveragePrinterHTML(const CoverageViewOptions &Opts)
: CoveragePrinter(Opts) {}
protected:
Error emitStyleSheet();
void emitReportHeader(raw_ostream &OSRef, const std::string &Title);
private:
void emitFileSummary(raw_ostream &OS, StringRef SF,
const FileCoverageSummary &FCS,
bool IsTotals = false) const;
std::string buildLinkToFile(StringRef SF,
const FileCoverageSummary &FCS) const;
};
/// A coverage printer for html output, but generates index files in every
/// subdirectory to show a hierarchical view.
class CoveragePrinterHTMLDirectory : public CoveragePrinterHTML {
public:
using CoveragePrinterHTML::CoveragePrinterHTML;
Error createIndexFile(ArrayRef<std::string> SourceFiles,
const coverage::CoverageMapping &Coverage,
const CoverageFiltersMatchAll &Filters) override;
private:
struct Reporter;
};
/// A code coverage view which supports html-based rendering.
class SourceCoverageViewHTML : public SourceCoverageView {
void renderViewHeader(raw_ostream &OS) override;
void renderViewFooter(raw_ostream &OS) override;
void renderSourceName(raw_ostream &OS, bool WholeFile) override;
void renderLinePrefix(raw_ostream &OS, unsigned ViewDepth) override;
void renderLineSuffix(raw_ostream &OS, unsigned ViewDepth) override;
void renderViewDivider(raw_ostream &OS, unsigned ViewDepth) override;
void renderLine(raw_ostream &OS, LineRef L, const LineCoverageStats &LCS,
unsigned ExpansionCol, unsigned ViewDepth) override;
void renderExpansionSite(raw_ostream &OS, LineRef L,
const LineCoverageStats &LCS, unsigned ExpansionCol,
unsigned ViewDepth) override;
void renderExpansionView(raw_ostream &OS, ExpansionView &ESV,
unsigned ViewDepth) override;
void renderBranchView(raw_ostream &OS, BranchView &BRV,
unsigned ViewDepth) override;
void renderMCDCView(raw_ostream &OS, MCDCView &BRV,
unsigned ViewDepth) override;
void renderInstantiationView(raw_ostream &OS, InstantiationView &ISV,
unsigned ViewDepth) override;
void renderLineCoverageColumn(raw_ostream &OS,
const LineCoverageStats &Line) override;
void renderLineNumberColumn(raw_ostream &OS, unsigned LineNo) override;
void renderRegionMarkers(raw_ostream &OS, const LineCoverageStats &Line,
unsigned ViewDepth) override;
void renderTitle(raw_ostream &OS, StringRef Title) override;
void renderTableHeader(raw_ostream &OS, unsigned FirstUncoveredLineNo,
unsigned IndentLevel) override;
public:
SourceCoverageViewHTML(StringRef SourceName, const MemoryBuffer &File,
const CoverageViewOptions &Options,
coverage::CoverageData &&CoverageInfo)
: SourceCoverageView(SourceName, File, Options, std::move(CoverageInfo)) {
}
};
} // namespace llvm
#endif // LLVM_COV_SOURCECOVERAGEVIEWHTML_H
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