clang-tools 19.0.0git
ContainerContainsCheck.h
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1//===--- ContainerContainsCheck.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_READABILITY_CONTAINERCONTAINSCHECK_H
10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_CONTAINERCONTAINSCHECK_H
11
12#include "../ClangTidyCheck.h"
13
15
16/// Finds usages of `container.count()` and `find() == end()` which should be
17/// replaced by a call to the `container.contains()` method introduced in C++20.
18///
19/// For the user-facing documentation see:
20/// http://clang.llvm.org/extra/clang-tidy/checks/readability/container-contains.html
22public:
24 : ClangTidyCheck(Name, Context) {}
25 void registerMatchers(ast_matchers::MatchFinder *Finder) final;
26 void check(const ast_matchers::MatchFinder::MatchResult &Result) final;
27
28protected:
29 bool isLanguageVersionSupported(const LangOptions &LO) const final {
30 return LO.CPlusPlus20;
31 }
32};
33
34} // namespace clang::tidy::readability
35
36#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_CONTAINERCONTAINSCHECK_H
llvm::SmallString< 256U > Name
Base class for all clang-tidy checks.
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
Finds usages of container.count() and find() == end() which should be replaced by a call to the conta...
void check(const ast_matchers::MatchFinder::MatchResult &Result) final
ClangTidyChecks that register ASTMatchers should do the actual work in here.
bool isLanguageVersionSupported(const LangOptions &LO) const final
Override this to disable registering matchers and PP callbacks if an invalid language version is bein...
ContainerContainsCheck(StringRef Name, ClangTidyContext *Context)
void registerMatchers(ast_matchers::MatchFinder *Finder) final
Override this to register AST matchers with Finder.