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1//===----------------------------------------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANTCONTROLFLOWCHECK_H10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANTCONTROLFLOWCHECK_H11 12#include "../ClangTidyCheck.h"13 14namespace clang::tidy::readability {15 16/// Eliminates redundant `return` statements at the end of a function that17/// returns `void`.18///19/// Eliminates redundant `continue` statements at the end of a loop body.20///21/// For the user-facing documentation see:22/// https://clang.llvm.org/extra/clang-tidy/checks/readability/redundant-control-flow.html23class RedundantControlFlowCheck : public ClangTidyCheck {24public:25 RedundantControlFlowCheck(StringRef Name, ClangTidyContext *Context)26 : ClangTidyCheck(Name, Context) {}27 void registerMatchers(ast_matchers::MatchFinder *Finder) override;28 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;29 30 std::optional<TraversalKind> getCheckTraversalKind() const override {31 return TK_IgnoreUnlessSpelledInSource;32 }33 34private:35 void36 checkRedundantReturn(const ast_matchers::MatchFinder::MatchResult &Result,37 const CompoundStmt *Block);38 39 void40 checkRedundantContinue(const ast_matchers::MatchFinder::MatchResult &Result,41 const CompoundStmt *Block);42 43 void issueDiagnostic(const ast_matchers::MatchFinder::MatchResult &Result,44 const CompoundStmt *Block, const SourceRange &StmtRange,45 const char *Diag);46};47 48} // namespace clang::tidy::readability49 50#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANTCONTROLFLOWCHECK_H51