Pirama Arumuga Nainar | d285ad0 | 2022-02-08 09:26:56 -0800 | [diff] [blame] | 1 | //===--- ShrinkToFitCheck.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_SHRINKTOFITCHECK_H |
| 10 | #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_SHRINKTOFITCHECK_H |
| 11 | |
| 12 | #include "../ClangTidyCheck.h" |
| 13 | |
| 14 | namespace clang { |
| 15 | namespace tidy { |
| 16 | namespace modernize { |
| 17 | |
| 18 | /// Replace copy and swap tricks on shrinkable containers with the |
| 19 | /// `shrink_to_fit()` method call. |
| 20 | /// |
| 21 | /// The `shrink_to_fit()` method is more readable and more effective than |
| 22 | /// the copy and swap trick to reduce the capacity of a shrinkable container. |
| 23 | /// Note that, the `shrink_to_fit()` method is only available in C++11 and up. |
| 24 | class ShrinkToFitCheck : public ClangTidyCheck { |
| 25 | public: |
| 26 | ShrinkToFitCheck(StringRef Name, ClangTidyContext *Context) |
| 27 | : ClangTidyCheck(Name, Context) {} |
| 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 | llvm::Optional<TraversalKind> getCheckTraversalKind() const override { |
| 34 | return TK_IgnoreUnlessSpelledInSource; |
| 35 | } |
| 36 | }; |
| 37 | |
| 38 | } // namespace modernize |
| 39 | } // namespace tidy |
| 40 | } // namespace clang |
| 41 | |
| 42 | #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_SHRINKTOFITCHECK_H |