1 //===- InconsistentDeclarationParameterNameCheck.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_INCONSISTENT_DECLARATION_PARAMETER_NAME_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_INCONSISTENT_DECLARATION_PARAMETER_NAME_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 #include "llvm/ADT/DenseSet.h"
15 
16 namespace clang {
17 namespace tidy {
18 namespace readability {
19 
20 /// Checks for declarations of functions which differ in parameter names.
21 ///
22 /// For detailed documentation see:
23 /// http://clang.llvm.org/extra/clang-tidy/checks/readability-inconsistent-declaration-parameter-name.html
24 ///
25 class InconsistentDeclarationParameterNameCheck : public ClangTidyCheck {
26 public:
InconsistentDeclarationParameterNameCheck(StringRef Name,ClangTidyContext * Context)27   InconsistentDeclarationParameterNameCheck(StringRef Name,
28                                             ClangTidyContext *Context)
29       : ClangTidyCheck(Name, Context),
30         IgnoreMacros(Options.getLocalOrGlobal("IgnoreMacros", true)),
31         Strict(Options.getLocalOrGlobal("Strict", false)) {}
32 
33   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
34   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
35   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
getCheckTraversalKind()36   llvm::Optional<TraversalKind> getCheckTraversalKind() const override {
37     return TK_IgnoreUnlessSpelledInSource;
38   }
39 
40 private:
41   void markRedeclarationsAsVisited(const FunctionDecl *FunctionDeclaration);
42 
43   llvm::DenseSet<const FunctionDecl *> VisitedDeclarations;
44   const bool IgnoreMacros;
45   const bool Strict;
46 };
47 
48 } // namespace readability
49 } // namespace tidy
50 } // namespace clang
51 
52 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_INCONSISTENT_DECLARATION_PARAMETER_NAME_H
53