clang-tools  7.0.0
RedundantExpressionCheck.h
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1 //===--- RedundantExpressionCheck.h - clang-tidy-----------------*- C++ -*-===//
2 //
3 // The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_REDUNDANT_EXPRESSION_H
11 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_REDUNDANT_EXPRESSION_H
12 
13 #include "../ClangTidy.h"
14 
15 namespace clang {
16 namespace tidy {
17 namespace misc {
18 
19 /// The checker detects expressions that are redundant, because they contain
20 /// ineffective, useless parts.
21 ///
22 /// For the user-facing documentation see:
23 /// http://clang.llvm.org/extra/clang-tidy/checks/misc-redundant-expression.html
25 public:
27  : ClangTidyCheck(Name, Context) {}
28  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
29  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
30 
31 private:
32  void checkArithmeticExpr(const ast_matchers::MatchFinder::MatchResult &R);
33  void checkBitwiseExpr(const ast_matchers::MatchFinder::MatchResult &R);
34  void checkRelationalExpr(const ast_matchers::MatchFinder::MatchResult &R);
35 };
36 
37 } // namespace misc
38 } // namespace tidy
39 } // namespace clang
40 
41 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_REDUNDANT_EXPRESSION_H
llvm::StringRef Name
Base class for all clang-tidy checks.
Definition: ClangTidy.h:127
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
The checker detects expressions that are redundant, because they contain ineffective, useless parts.
RedundantExpressionCheck(StringRef Name, ClangTidyContext *Context)
===– Representation.cpp - ClangDoc Representation --------—*- C++ -*-===//
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.