55 lines
2.0 KiB
C++
55 lines
2.0 KiB
C++
//===--- RedundantControlFlowCheck.h - clang-tidy----------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANT_CONTROL_FLOW_H
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#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANT_CONTROL_FLOW_H
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#include "../ClangTidyCheck.h"
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namespace clang {
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namespace tidy {
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namespace readability {
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/// Eliminates redundant `return` statements at the end of a function that
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/// returns `void`.
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///
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/// Eliminates redundant `continue` statements at the end of a loop body.
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///
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/// For the user-facing documentation see:
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/// http://clang.llvm.org/extra/clang-tidy/checks/readability/redundant-control-flow.html
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class RedundantControlFlowCheck : public ClangTidyCheck {
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public:
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RedundantControlFlowCheck(StringRef Name, ClangTidyContext *Context)
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: ClangTidyCheck(Name, Context) {}
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void registerMatchers(ast_matchers::MatchFinder *Finder) override;
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void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
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llvm::Optional<TraversalKind> getCheckTraversalKind() const override {
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return TK_IgnoreUnlessSpelledInSource;
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}
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private:
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void
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checkRedundantReturn(const ast_matchers::MatchFinder::MatchResult &Result,
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const CompoundStmt *Block);
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void
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checkRedundantContinue(const ast_matchers::MatchFinder::MatchResult &Result,
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const CompoundStmt *Block);
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void issueDiagnostic(const ast_matchers::MatchFinder::MatchResult &Result,
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const CompoundStmt *Block, const SourceRange &StmtRange,
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const char *Diag);
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};
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} // namespace readability
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} // namespace tidy
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} // namespace clang
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#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REDUNDANT_CONTROL_FLOW_H
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