1 //===--- TrailingReturnCheck.h - clang-tidy----------------------*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_FUCHSIA_TRAILING_RETURN_H 10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_FUCHSIA_TRAILING_RETURN_H 11 12 #include "../ClangTidyCheck.h" 13 14 namespace clang { 15 namespace tidy { 16 namespace fuchsia { 17 18 /// Functions that have trailing returns are disallowed, except for those 19 /// using decltype specifiers and lambda with otherwise unutterable 20 /// return types. 21 /// 22 /// For the user-facing documentation see: 23 /// http://clang.llvm.org/extra/clang-tidy/checks/fuchsia-trailing-return.html 24 class TrailingReturnCheck : public ClangTidyCheck { 25 public: TrailingReturnCheck(StringRef Name,ClangTidyContext * Context)26 TrailingReturnCheck(StringRef Name, ClangTidyContext *Context) 27 : ClangTidyCheck(Name, Context) {} isLanguageVersionSupported(const LangOptions & LangOpts)28 bool isLanguageVersionSupported(const LangOptions &LangOpts) const override { 29 return LangOpts.CPlusPlus11; 30 } 31 void registerMatchers(ast_matchers::MatchFinder *Finder) override; 32 void check(const ast_matchers::MatchFinder::MatchResult &Result) override; 33 }; 34 35 } // namespace fuchsia 36 } // namespace tidy 37 } // namespace clang 38 39 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_FUCHSIA_TRAILING_RETURN_H 40