clang-tools 6.0.0

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
24 class RedundantExpressionCheck : public ClangTidyCheck {
25 public:
26 RedundantExpressionCheck(StringRef Name, ClangTidyContext *Context)
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
Name
StringHandle Name
Definition: PreprocessorTracker.cpp:525
clang::tidy::ClangTidyCheck
Base class for all clang-tidy checks.
Definition: ClangTidy.h:127
clang::tidy::misc::RedundantExpressionCheck::check
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.
Definition: RedundantExpressionCheck.cpp:970
clang::tidy::misc::RedundantExpressionCheck
The checker detects expressions that are redundant, because they contain ineffective, useless parts.
Definition: RedundantExpressionCheck.h:24
clang::tidy::misc::RedundantExpressionCheck::RedundantExpressionCheck
RedundantExpressionCheck(StringRef Name, ClangTidyContext *Context)
Definition: RedundantExpressionCheck.h:26
clang
Definition: AndroidTidyModule.cpp:28
clang::tidy::misc::RedundantExpressionCheck::registerMatchers
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
Definition: RedundantExpressionCheck.cpp:630
clang::tidy::ClangTidyContext
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
Definition: ClangTidyDiagnosticConsumer.h:104