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//===--- ShrinkToFitCheck.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_MODERNIZE_SHRINKTOFITCHECK_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_SHRINKTOFITCHECK_H
#include "../ClangTidyCheck.h"
namespace clang {
namespace tidy {
namespace modernize {
/// Replace copy and swap tricks on shrinkable containers with the
/// `shrink_to_fit()` method call.
///
/// The `shrink_to_fit()` method is more readable and more effective than
/// the copy and swap trick to reduce the capacity of a shrinkable container.
/// Note that, the `shrink_to_fit()` method is only available in C++11 and up.
class ShrinkToFitCheck : public ClangTidyCheck {
public:
ShrinkToFitCheck(StringRef Name, ClangTidyContext *Context)
: ClangTidyCheck(Name, Context) {}
bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
return LangOpts.CPlusPlus11;
}
void registerMatchers(ast_matchers::MatchFinder *Finder) override;
void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
llvm::Optional<TraversalKind> getCheckTraversalKind() const override {
return TK_IgnoreUnlessSpelledInSource;
}
};
} // namespace modernize
} // namespace tidy
} // namespace clang
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_SHRINKTOFITCHECK_H
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