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1 //===--- AvoidThrowingObjCExceptionCheck.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_GOOGLE_OBJC_AVOID_THROWING_EXCEPTION_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_GOOGLE_OBJC_AVOID_THROWING_EXCEPTION_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang {
15 namespace tidy {
16 namespace google {
17 namespace objc {
18 
19 /// The check is to find usage of @throw invocation in Objective-C code.
20 /// We should avoid using @throw for Objective-C exceptions according to
21 /// the Google Objective-C Style Guide.
22 ///
23 /// For the user-facing documentation see:
24 /// http://clang.llvm.org/extra/clang-tidy/checks/google-objc-avoid-throwing-exception.html
25 class AvoidThrowingObjCExceptionCheck : public ClangTidyCheck {
26  public:
AvoidThrowingObjCExceptionCheck(StringRef Name,ClangTidyContext * Context)27   AvoidThrowingObjCExceptionCheck(StringRef Name, ClangTidyContext *Context)
28       : ClangTidyCheck(Name, Context) {}
isLanguageVersionSupported(const LangOptions & LangOpts)29   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
30     return LangOpts.ObjC;
31   }
32   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
33   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
34 };
35 
36 }  // namespace objc
37 }  // namespace google
38 }  // namespace tidy
39 }  // namespace clang
40 
41 #endif  // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_GOOGLE_OBJC_AVOID_THROWING_EXCEPTION_H
42