| //===--- RedundantControlFlowCheck.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_REDUNDANT_CONTROL_FLOW_H |
| #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANT_CONTROL_FLOW_H |
| |
| #include "../ClangTidyCheck.h" |
| |
| namespace clang { |
| namespace tidy { |
| namespace readability { |
| |
| /// Eliminates redundant `return` statements at the end of a function that |
| /// returns `void`. |
| /// |
| /// Eliminates redundant `continue` statements at the end of a loop body. |
| /// |
| /// For the user-facing documentation see: |
| /// http://clang.llvm.org/extra/clang-tidy/checks/readability-redundant-control-flow.html |
| class RedundantControlFlowCheck : public ClangTidyCheck { |
| public: |
| RedundantControlFlowCheck(StringRef Name, ClangTidyContext *Context) |
| : ClangTidyCheck(Name, Context) {} |
| void registerMatchers(ast_matchers::MatchFinder *Finder) override; |
| void check(const ast_matchers::MatchFinder::MatchResult &Result) override; |
| |
| llvm::Optional<TraversalKind> getCheckTraversalKind() const override { |
| return TK_IgnoreUnlessSpelledInSource; |
| } |
| |
| private: |
| void |
| checkRedundantReturn(const ast_matchers::MatchFinder::MatchResult &Result, |
| const CompoundStmt *Block); |
| |
| void |
| checkRedundantContinue(const ast_matchers::MatchFinder::MatchResult &Result, |
| const CompoundStmt *Block); |
| |
| void issueDiagnostic(const ast_matchers::MatchFinder::MatchResult &Result, |
| const CompoundStmt *Block, const SourceRange &StmtRange, |
| const char *Diag); |
| }; |
| |
| } // namespace readability |
| } // namespace tidy |
| } // namespace clang |
| |
| #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANT_CONTROL_FLOW_H |