clang-tools-extra/clang-tidy/objc/NSInvocationArgumentLifetimeCheck.h

   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 {
  16 namespace tidy {
  17 namespace objc {
  18
  19 /// Finds calls to NSInvocation methods under ARC that don't have proper
  20 /// argument object lifetimes.
  21 ///
  22 /// For the user-facing documentation see:
  23 /// http://clang.llvm.org/extra/clang-tidy/checks/objc/nsinvocation-argument-lifetime.html
  24 class NSInvocationArgumentLifetimeCheck : public ClangTidyCheck {
  25 public:
  26   NSInvocationArgumentLifetimeCheck(StringRef Name, ClangTidyContext *Context)
  27       : ClangTidyCheck(Name, Context) {}
  28   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
  29     return LangOpts.ObjC && LangOpts.ObjCAutoRefCount;
  30   }
  31   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  32   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
  33 };
  34
  35 } // namespace objc
  36 } // namespace tidy
  37 } // namespace clang
  38
  39 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_OBJC_NSINVOCATIONARGUMENTLIFETIMECHECK_H