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97 lines
3.2 KiB
97 lines
3.2 KiB
//===--- ClangTidyModule.h - clang-tidy -------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CLANGTIDYMODULE_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CLANGTIDYMODULE_H
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#include "ClangTidyOptions.h"
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#include "llvm/ADT/StringMap.h"
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#include "llvm/ADT/StringRef.h"
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#include <functional>
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#include <memory>
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namespace clang {
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namespace tidy {
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class ClangTidyCheck;
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class ClangTidyContext;
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/// A collection of \c ClangTidyCheckFactory instances.
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///
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/// All clang-tidy modules register their check factories with an instance of
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/// this object.
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class ClangTidyCheckFactories {
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public:
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using CheckFactory = std::function<std::unique_ptr<ClangTidyCheck>(
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llvm::StringRef Name, ClangTidyContext *Context)>;
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/// Registers check \p Factory with name \p Name.
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///
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/// For all checks that have default constructors, use \c registerCheck.
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void registerCheckFactory(llvm::StringRef Name, CheckFactory Factory);
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/// Registers the \c CheckType with the name \p Name.
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///
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/// This method should be used for all \c ClangTidyChecks that don't require
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/// constructor parameters.
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///
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/// For example, if have a clang-tidy check like:
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/// \code
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/// class MyTidyCheck : public ClangTidyCheck {
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/// void registerMatchers(ast_matchers::MatchFinder *Finder) override {
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/// ..
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/// }
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/// };
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/// \endcode
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/// you can register it with:
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/// \code
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/// class MyModule : public ClangTidyModule {
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/// void addCheckFactories(ClangTidyCheckFactories &Factories) override {
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/// Factories.registerCheck<MyTidyCheck>("myproject-my-check");
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/// }
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/// };
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/// \endcode
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template <typename CheckType> void registerCheck(llvm::StringRef CheckName) {
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registerCheckFactory(CheckName,
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[](llvm::StringRef Name, ClangTidyContext *Context) {
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return std::make_unique<CheckType>(Name, Context);
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});
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}
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/// Create instances of checks that are enabled.
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std::vector<std::unique_ptr<ClangTidyCheck>>
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createChecks(ClangTidyContext *Context);
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typedef llvm::StringMap<CheckFactory> FactoryMap;
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FactoryMap::const_iterator begin() const { return Factories.begin(); }
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FactoryMap::const_iterator end() const { return Factories.end(); }
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bool empty() const { return Factories.empty(); }
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private:
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FactoryMap Factories;
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};
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/// A clang-tidy module groups a number of \c ClangTidyChecks and gives
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/// them a prefixed name.
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class ClangTidyModule {
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public:
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virtual ~ClangTidyModule() {}
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/// Implement this function in order to register all \c CheckFactories
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/// belonging to this module.
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virtual void addCheckFactories(ClangTidyCheckFactories &CheckFactories) = 0;
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/// Gets default options for checks defined in this module.
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virtual ClangTidyOptions getModuleOptions();
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};
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} // end namespace tidy
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} // end namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CLANGTIDYMODULE_H
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