| 1 | //===--- RedundantExpressionCheck.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_MISC_REDUNDANT_EXPRESSION_H |
| 10 | #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_REDUNDANT_EXPRESSION_H |
| 11 | |
| 12 | #include "../ClangTidyCheck.h" |
| 13 | |
| 14 | namespace clang::tidy::misc { |
| 15 | |
| 16 | /// The checker detects expressions that are redundant, because they contain |
| 17 | /// ineffective, useless parts. |
| 18 | /// |
| 19 | /// For the user-facing documentation see: |
| 20 | /// http://clang.llvm.org/extra/clang-tidy/checks/misc/redundant-expression.html |
| 21 | class RedundantExpressionCheck : public ClangTidyCheck { |
| 22 | public: |
| 23 | RedundantExpressionCheck(StringRef Name, ClangTidyContext *Context) |
| 24 | : ClangTidyCheck(Name, Context) {} |
| 25 | void registerMatchers(ast_matchers::MatchFinder *Finder) override; |
| 26 | void check(const ast_matchers::MatchFinder::MatchResult &Result) override; |
| 27 | |
| 28 | private: |
| 29 | void checkArithmeticExpr(const ast_matchers::MatchFinder::MatchResult &R); |
| 30 | void checkBitwiseExpr(const ast_matchers::MatchFinder::MatchResult &R); |
| 31 | void checkRelationalExpr(const ast_matchers::MatchFinder::MatchResult &R); |
| 32 | }; |
| 33 | |
| 34 | } // namespace clang::tidy::misc |
| 35 | |
| 36 | #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_REDUNDANT_EXPRESSION_H |
| 37 |