1 //===--- NSInvocationArgumentLifetimeCheck.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_NSINVOCATIONARGUMENTLIFETIMECHECK_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_OBJC_NSINVOCATIONARGUMENTLIFETIMECHECK_H
11 
12 #include "../ClangTidyCheck.h"
13 #include "clang/Basic/LangStandard.h"
14 
15 namespace clang::tidy::objc {
16 
17 /// Finds calls to NSInvocation methods under ARC that don't have proper
18 /// argument object lifetimes.
19 ///
20 /// For the user-facing documentation see:
21 /// http://clang.llvm.org/extra/clang-tidy/checks/objc/nsinvocation-argument-lifetime.html
22 class NSInvocationArgumentLifetimeCheck : public ClangTidyCheck {
23 public:
NSInvocationArgumentLifetimeCheck(StringRef Name,ClangTidyContext * Context)24   NSInvocationArgumentLifetimeCheck(StringRef Name, ClangTidyContext *Context)
25       : ClangTidyCheck(Name, Context) {}
isLanguageVersionSupported(const LangOptions & LangOpts)26   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
27     return LangOpts.ObjC && LangOpts.ObjCAutoRefCount;
28   }
29   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
30   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
31 };
32 
33 } // namespace clang::tidy::objc
34 
35 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_OBJC_NSINVOCATIONARGUMENTLIFETIMECHECK_H
36