| //===--- FasterStringFindCheck.h - clang-tidy--------------------*- 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_PERFORMANCE_FASTER_STRING_FIND_H |
| #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_FASTER_STRING_FIND_H |
| |
| #include "../ClangTidyCheck.h" |
| |
| #include <string> |
| #include <vector> |
| |
| namespace clang { |
| namespace tidy { |
| namespace performance { |
| |
| /// Optimize calls to std::string::find() and friends when the needle passed is |
| /// a single character string literal. |
| /// The character literal overload is more efficient. |
| /// |
| /// For the user-facing documentation see: |
| /// http://clang.llvm.org/extra/clang-tidy/checks/performance-faster-string-find.html |
| class FasterStringFindCheck : public ClangTidyCheck { |
| public: |
| FasterStringFindCheck(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; |
| void storeOptions(ClangTidyOptions::OptionMap &Opts) override; |
| |
| private: |
| const std::vector<std::string> StringLikeClasses; |
| }; |
| |
| } // namespace performance |
| } // namespace tidy |
| } // namespace clang |
| |
| #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_FASTER_STRING_FIND_H |