1 //===--- UseStartsEndsWithCheck.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_MODERNIZE_USESTARTSENDSWITHCHECK_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USESTARTSENDSWITHCHECK_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang::tidy::modernize {
15 
16 /// Checks for common roundabout ways to express ``starts_with`` and
17 /// ``ends_with`` and suggests replacing with ``starts_with`` when the method is
18 /// available. Notably, this will work with ``std::string`` and
19 /// ``std::string_view``.
20 ///
21 /// For the user-facing documentation see:
22 /// http://clang.llvm.org/extra/clang-tidy/checks/modernize/use-starts-ends-with.html
23 class UseStartsEndsWithCheck : public ClangTidyCheck {
24 public:
25   UseStartsEndsWithCheck(StringRef Name, ClangTidyContext *Context);
26   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
27   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
isLanguageVersionSupported(const LangOptions & LangOpts)28   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
29     return LangOpts.CPlusPlus;
30   }
getCheckTraversalKind()31   std::optional<TraversalKind> getCheckTraversalKind() const override {
32     return TK_IgnoreUnlessSpelledInSource;
33   }
34 };
35 
36 } // namespace clang::tidy::modernize
37 
38 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USESTARTSENDSWITHCHECK_H
39