forked from OSchip/llvm-project
51 lines
1.9 KiB
C++
51 lines
1.9 KiB
C++
//===--- MultipleInheritanceCheck.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_FUCHSIA_MULTIPLE_INHERITANCE_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_FUCHSIA_MULTIPLE_INHERITANCE_H
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#include "../ClangTidyCheck.h"
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namespace clang {
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namespace tidy {
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namespace fuchsia {
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/// Mulitple implementation inheritance is discouraged.
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///
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/// For the user-facing documentation see:
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/// http://clang.llvm.org/extra/clang-tidy/checks/fuchsia-multiple-inheritance.html
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class MultipleInheritanceCheck : public ClangTidyCheck {
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public:
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MultipleInheritanceCheck(StringRef Name, ClangTidyContext *Context)
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: ClangTidyCheck(Name, Context) {}
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bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
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return LangOpts.CPlusPlus;
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}
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void registerMatchers(ast_matchers::MatchFinder *Finder) override;
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void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
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void onEndOfTranslationUnit() override { InterfaceMap.clear(); }
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private:
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void addNodeToInterfaceMap(const CXXRecordDecl *Node, bool isInterface);
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bool getInterfaceStatus(const CXXRecordDecl *Node, bool &isInterface) const;
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bool isCurrentClassInterface(const CXXRecordDecl *Node) const;
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bool isInterface(const CXXRecordDecl *Node);
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// Contains the identity of each named CXXRecord as an interface. This is
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// used to memoize lookup speeds and improve performance from O(N^2) to O(N),
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// where N is the number of classes.
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llvm::StringMap<bool> InterfaceMap;
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};
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} // namespace fuchsia
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} // namespace tidy
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} // namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_FUCHSIA_MULTIPLE_INHERITANCE_H
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