|  | //===--- InefficientStringConcatenationCheck.h - clang-tidy-----------*- C++ | 
|  | //-*-===// | 
|  | // | 
|  | //                     The LLVM Compiler Infrastructure | 
|  | // | 
|  | // This file is distributed under the University of Illinois Open Source | 
|  | // License. See LICENSE.TXT for details. | 
|  | // | 
|  | //===----------------------------------------------------------------------===// | 
|  |  | 
|  | #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_INEFFICIENTSTRINGCONCATENATION_H | 
|  | #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_INEFFICIENTSTRINGCONCATENATION_H | 
|  |  | 
|  | #include "../ClangTidy.h" | 
|  |  | 
|  | namespace clang { | 
|  | namespace tidy { | 
|  | namespace performance { | 
|  |  | 
|  | /// This check is to warn about the performance overhead arising from | 
|  | /// concatenating strings, using the operator+, instead of operator+=. | 
|  | /// | 
|  | /// For the user-facing documentation see: | 
|  | /// http://clang.llvm.org/extra/clang-tidy/checks/performance-inefficient-string-concatenation.html | 
|  | class InefficientStringConcatenationCheck : public ClangTidyCheck { | 
|  | public: | 
|  | InefficientStringConcatenationCheck(StringRef Name, | 
|  | ClangTidyContext *Context); | 
|  | void registerMatchers(ast_matchers::MatchFinder *Finder) override; | 
|  | void check(const ast_matchers::MatchFinder::MatchResult &Result) override; | 
|  | void storeOptions(ClangTidyOptions::OptionMap &Opts) override; | 
|  |  | 
|  | private: | 
|  | const bool StrictMode; | 
|  | }; | 
|  |  | 
|  | } // namespace performance | 
|  | } // namespace tidy | 
|  | } // namespace clang | 
|  |  | 
|  | #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_INEFFICIENTSTRINGCONCATENATION_H |