1 //===--- MissingHashCheck.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_OBJC_MISSINGHASHCHECK_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_OBJC_MISSINGHASHCHECK_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang::tidy::objc {
15 
16 /// Finds Objective-C implementations that implement -isEqual: without also
17 /// appropriately implementing -hash.
18 ///
19 /// For the user-facing documentation see:
20 /// http://clang.llvm.org/extra/clang-tidy/checks/objc/missing-hash.html
21 class MissingHashCheck : public ClangTidyCheck {
22 public:
MissingHashCheck(StringRef Name,ClangTidyContext * Context)23   MissingHashCheck(StringRef Name, ClangTidyContext *Context)
24       : ClangTidyCheck(Name, Context) {}
isLanguageVersionSupported(const LangOptions & LangOpts)25   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
26     return LangOpts.ObjC;
27   }
28   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
29   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
30 };
31 
32 } // namespace clang::tidy::objc
33 
34 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_OBJC_MISSINGHASHCHECK_H
35