| //===--- ElseAfterReturnCheck.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_ELSEAFTERRETURNCHECK_H |
| #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_ELSEAFTERRETURNCHECK_H |
| |
| #include "../ClangTidyCheck.h" |
| #include "llvm/ADT/DenseMap.h" |
| |
| namespace clang { |
| namespace tidy { |
| namespace readability { |
| |
| /// Flags the usages of `else` after `return`. |
| /// |
| /// http://llvm.org/docs/CodingStandards.html#don-t-use-else-after-a-return |
| class ElseAfterReturnCheck : public ClangTidyCheck { |
| public: |
| ElseAfterReturnCheck(StringRef Name, ClangTidyContext *Context); |
| |
| void storeOptions(ClangTidyOptions::OptionMap &Opts) override; |
| void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP, |
| Preprocessor *ModuleExpanderPP) override; |
| 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; |
| } |
| |
| using ConditionalBranchMap = |
| llvm::DenseMap<FileID, SmallVector<SourceRange, 1>>; |
| |
| private: |
| const bool WarnOnUnfixable; |
| const bool WarnOnConditionVariables; |
| ConditionalBranchMap PPConditionals; |
| }; |
| |
| } // namespace readability |
| } // namespace tidy |
| } // namespace clang |
| |
| #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_ELSEAFTERRETURNCHECK_H |