1//===--- RedundantControlFlowCheck.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_REDUNDANT_CONTROL_FLOW_H
10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANT_CONTROL_FLOW_H
11
12#include "../ClangTidyCheck.h"
13
14namespace clang::tidy::readability {
15
16/// Eliminates redundant `return` statements at the end of a function that
17/// returns `void`.
18///
19/// Eliminates redundant `continue` statements at the end of a loop body.
20///
21/// For the user-facing documentation see:
22/// http://clang.llvm.org/extra/clang-tidy/checks/readability/redundant-control-flow.html
23class 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 void
36 checkRedundantReturn(const ast_matchers::MatchFinder::MatchResult &Result,
37 const CompoundStmt *Block);
38
39 void
40 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::readability
49
50#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANT_CONTROL_FLOW_H
51

source code of clang-tools-extra/clang-tidy/readability/RedundantControlFlowCheck.h