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//===- CoverageFilters.cpp - Function coverage mapping filters ------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// These classes provide filtering for function coverage mapping records.
//
//===----------------------------------------------------------------------===//
#include "CoverageFilters.h"
#include "CoverageSummaryInfo.h"
#include "llvm/Support/Regex.h"
#include "llvm/Support/SpecialCaseList.h"
using namespace llvm;
bool NameCoverageFilter::matches(
const coverage::CoverageMapping &,
const coverage::FunctionRecord &Function) const {
StringRef FuncName = Function.Name;
return FuncName.contains(Name);
}
bool NameRegexCoverageFilter::matches(
const coverage::CoverageMapping &,
const coverage::FunctionRecord &Function) const {
return llvm::Regex(Regex).match(Function.Name);
}
bool NameRegexCoverageFilter::matchesFilename(StringRef Filename) const {
return llvm::Regex(Regex).match(Filename);
}
bool NameAllowlistCoverageFilter::matches(
const coverage::CoverageMapping &,
const coverage::FunctionRecord &Function) const {
return Allowlist.inSection("llvmcov", "allowlist_fun", Function.Name);
}
// TODO: remove this when -name-whitelist option is removed.
bool NameWhitelistCoverageFilter::matches(
const coverage::CoverageMapping &,
const coverage::FunctionRecord &Function) const {
return Whitelist.inSection("llvmcov", "whitelist_fun", Function.Name);
}
bool RegionCoverageFilter::matches(
const coverage::CoverageMapping &CM,
const coverage::FunctionRecord &Function) const {
return PassesThreshold(FunctionCoverageSummary::get(CM, Function)
.RegionCoverage.getPercentCovered());
}
bool LineCoverageFilter::matches(
const coverage::CoverageMapping &CM,
const coverage::FunctionRecord &Function) const {
return PassesThreshold(FunctionCoverageSummary::get(CM, Function)
.LineCoverage.getPercentCovered());
}
void CoverageFilters::push_back(std::unique_ptr<CoverageFilter> Filter) {
Filters.push_back(std::move(Filter));
}
bool CoverageFilters::matches(const coverage::CoverageMapping &CM,
const coverage::FunctionRecord &Function) const {
for (const auto &Filter : Filters) {
if (Filter->matches(CM, Function))
return true;
}
return false;
}
bool CoverageFilters::matchesFilename(StringRef Filename) const {
for (const auto &Filter : Filters) {
if (Filter->matchesFilename(Filename))
return true;
}
return false;
}
bool CoverageFiltersMatchAll::matches(
const coverage::CoverageMapping &CM,
const coverage::FunctionRecord &Function) const {
for (const auto &Filter : Filters) {
if (!Filter->matches(CM, Function))
return false;
}
return true;
}
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