1 //===--- RedundantStrcatCallsCheck.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_ABSEIL_REDUNDANTSTRCATCALLSCHECK_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ABSEIL_REDUNDANTSTRCATCALLSCHECK_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang::tidy::abseil {
15 
16 /// Flags redundant calls to absl::StrCat when the result is being passed to
17 ///	another call of absl::StrCat/absl::StrAppend. Also suggests a fix to
18 ///	collapse the calls.
19 /// Example:
20 ///   StrCat(1, StrCat(2, 3))  ==>  StrCat(1, 2, 3)
21 ///
22 /// For the user-facing documentation see:
23 /// http://clang.llvm.org/extra/clang-tidy/checks/abseil/redundant-strcat-calls.html
24 class RedundantStrcatCallsCheck : public ClangTidyCheck {
25 public:
RedundantStrcatCallsCheck(StringRef Name,ClangTidyContext * Context)26   RedundantStrcatCallsCheck(StringRef Name, ClangTidyContext *Context)
27       : ClangTidyCheck(Name, Context) {}
isLanguageVersionSupported(const LangOptions & LangOpts)28   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
29     return LangOpts.CPlusPlus;
30   }
31   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
32   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
33 };
34 
35 } // namespace clang::tidy::abseil
36 
37 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_ABSEIL_REDUNDANTSTRCATCALLSCHECK_H
38