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//===--- ClangTidyModule.h - clang-tidy -------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CLANGTIDYMODULE_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CLANGTIDYMODULE_H
#include "ClangTidy.h"
#include "llvm/ADT/StringRef.h"
#include <functional>
#include <map>
#include <string>
#include <utility>
namespace clang {
namespace tidy {
/// \brief A collection of \c ClangTidyCheckFactory instances.
///
/// All clang-tidy modules register their check factories with an instance of
/// this object.
class ClangTidyCheckFactories {
public:
typedef std::function<ClangTidyCheck *(StringRef Name,
ClangTidyContext *Context)>
CheckFactory;
/// \brief Registers check \p Factory with name \p Name.
///
/// For all checks that have default constructors, use \c registerCheck.
void registerCheckFactory(StringRef Name, CheckFactory Factory);
/// \brief Registers the \c CheckType with the name \p Name.
///
/// This method should be used for all \c ClangTidyChecks that don't require
/// constructor parameters.
///
/// For example, if have a clang-tidy check like:
/// \code
/// class MyTidyCheck : public ClangTidyCheck {
/// void registerMatchers(ast_matchers::MatchFinder *Finder) override {
/// ..
/// }
/// };
/// \endcode
/// you can register it with:
/// \code
/// class MyModule : public ClangTidyModule {
/// void addCheckFactories(ClangTidyCheckFactories &Factories) override {
/// Factories.registerCheck<MyTidyCheck>("myproject-my-check");
/// }
/// };
/// \endcode
template <typename CheckType> void registerCheck(StringRef CheckName) {
registerCheckFactory(CheckName,
[](StringRef Name, ClangTidyContext *Context) {
return new CheckType(Name, Context);
});
}
/// \brief Create instances of all checks matching \p CheckRegexString and
/// store them in \p Checks.
///
/// The caller takes ownership of the return \c ClangTidyChecks.
void createChecks(ClangTidyContext *Context,
std::vector<std::unique_ptr<ClangTidyCheck>> &Checks);
typedef std::map<std::string, CheckFactory> FactoryMap;
FactoryMap::const_iterator begin() const { return Factories.begin(); }
FactoryMap::const_iterator end() const { return Factories.end(); }
bool empty() const { return Factories.empty(); }
private:
FactoryMap Factories;
};
/// \brief A clang-tidy module groups a number of \c ClangTidyChecks and gives
/// them a prefixed name.
class ClangTidyModule {
public:
virtual ~ClangTidyModule() {}
/// \brief Implement this function in order to register all \c CheckFactories
/// belonging to this module.
virtual void addCheckFactories(ClangTidyCheckFactories &CheckFactories) = 0;
/// \brief Gets default options for checks defined in this module.
virtual ClangTidyOptions getModuleOptions();
};
} // end namespace tidy
} // end namespace clang
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CLANGTIDYMODULE_H
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