InlineFunctionDeclCheck.h

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//===-- InlineFunctionDeclCheck.h -------------------------------*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_LLVMLIBC_INLINEFUNCTIONDECLCHECK_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_LLVMLIBC_INLINEFUNCTIONDECLCHECK_H
 
#include "../ClangTidyCheck.h"
#include "../FileExtensionsSet.h"
 
namespace clang::tidy::llvm_libc {
 
/// Checks that explicitly and implicitly inline functions in headers files
/// are tagged with the LIBC_INLINE macro.
///
/// For more information about the LIBC_INLINE macro, see
/// https://libc.llvm.org/dev/code_style.html.
///
/// For the user-facing documentation see:
/// http://clang.llvm.org/extra/clang-tidy/checks/llvmlibc/inline-function-decl-check.html
class InlineFunctionDeclCheck : public ClangTidyCheck {
public:
  InlineFunctionDeclCheck(StringRef Name, ClangTidyContext *Context);
 
  bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
    return LangOpts.CPlusPlus;
  }
 
  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
 
  // Ignore implicit functions (e.g. implicit constructors or destructors)
  std::optional<TraversalKind> getCheckTraversalKind() const override {
    return TK_IgnoreUnlessSpelledInSource;
  }
 
private:
  FileExtensionsSet HeaderFileExtensions;
};
 
} // namespace clang::tidy::llvm_libc
 
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_LLVMLIBC_INLINEFUNCTIONDECLCHECK_H