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#include "../ClangTidy.h"
#include "../ClangTidyModule.h"
#include "../ClangTidyModuleRegistry.h"
#include "../ClangTidyOptions.h"
#include "QueryCheck.h"
#include "llvm/ADT/SmallSet.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringRef.h"
#include <cassert>
#include <memory>
namespace clang::tidy {
namespace custom {
class CustomModule : public ClangTidyModule {
public:
void addCheckFactories(ClangTidyCheckFactories &CheckFactories) override {}
};
// We need to register the checks more flexibly than builtin modules. The checks
// will changed dynamically when switching to different source file.
extern void registerCustomChecks(const ClangTidyOptions &Options,
ClangTidyCheckFactories &Factories) {
static llvm::SmallSet<llvm::SmallString<32>, 8> CustomCheckNames{};
if (!Options.CustomChecks.has_value() || Options.CustomChecks->empty())
return;
for (const llvm::SmallString<32> &Name : CustomCheckNames)
Factories.eraseCheck(Name);
for (const ClangTidyOptions::CustomCheckValue &V :
Options.CustomChecks.value()) {
llvm::SmallString<32> Name = llvm::StringRef{"custom-" + V.Name};
Factories.registerCheckFactory(
// add custom- prefix to avoid conflicts with builtin checks
Name, [&V](llvm::StringRef Name, ClangTidyContext *Context) {
return std::make_unique<custom::QueryCheck>(Name, V, Context);
});
CustomCheckNames.insert(std::move(Name));
}
}
struct CustomChecksRegisterInitializer {
CustomChecksRegisterInitializer() noexcept {
RegisterCustomChecks = &custom::registerCustomChecks;
}
};
static CustomChecksRegisterInitializer Init{};
} // namespace custom
// Register the CustomTidyModule using this statically initialized variable.
static ClangTidyModuleRegistry::Add<custom::CustomModule>
X("custom-module", "Adds custom query lint checks.");
// This anchor is used to force the linker to link in the generated object file
// and thus register the AlteraModule.
volatile int CustomModuleAnchorSource = 0; // NOLINT (misc-use-internal-linkage)
} // namespace clang::tidy
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