RedundantCastingCheck.h

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//===--- RedundantCastingCheck.h - clang-tidy -------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANTCASTINGCHECK_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANTCASTINGCHECK_H
 
#include "../ClangTidyCheck.h"
 
namespace clang::tidy::readability {
 
/// Detects explicit type casting operations that involve the same source and
/// destination types, and subsequently recommend their removal.
///
/// For the user-facing documentation see:
/// http://clang.llvm.org/extra/clang-tidy/checks/readability/redundant-casting.html
class RedundantCastingCheck : public ClangTidyCheck {
public:
  RedundantCastingCheck(StringRef Name, ClangTidyContext *Context);
  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
  void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
  std::optional<TraversalKind> getCheckTraversalKind() const override {
    return TK_IgnoreUnlessSpelledInSource;
  }
 
private:
  const bool IgnoreMacros;
  const bool IgnoreTypeAliases;
};
 
} // namespace clang::tidy::readability
 
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANTCASTINGCHECK_H