clang-tools  4.0.0
ImplicitBoolCastCheck.h
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1 //===--- ImplicitBoolCastCheck.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_READABILITY_IMPLICIT_BOOL_CAST_H
11 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_IMPLICIT_BOOL_CAST_H
12 
13 #include "../ClangTidy.h"
14 
15 namespace clang {
16 namespace tidy {
17 namespace readability {
18 
19 /// \brief Checks for use of implicit bool casts in expressions.
20 ///
21 /// For the user-facing documentation see:
22 /// http://clang.llvm.org/extra/clang-tidy/checks/readability-implicit-bool-cast.html
24 public:
26  void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
27 
28  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
29  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
30 
31 private:
32  void handleCastToBool(const ImplicitCastExpr *CastExpression,
33  const Stmt *ParentStatement, ASTContext &Context);
34  void handleCastFromBool(const ImplicitCastExpr *CastExpression,
35  const ImplicitCastExpr *FurtherImplicitCastExpression,
36  ASTContext &Context);
37 
38  bool AllowConditionalIntegerCasts;
39  bool AllowConditionalPointerCasts;
40 };
41 
42 } // namespace readability
43 } // namespace tidy
44 } // namespace clang
45 
46 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_IMPLICIT_BOOL_CAST_H
const std::string Name
Definition: USRFinder.cpp:164
std::unique_ptr< ast_matchers::MatchFinder > Finder
Definition: ClangTidy.cpp:262
void registerMatchers(ast_matchers::MatchFinder *Finder) override
Override this to register AST matchers with Finder.
Base class for all clang-tidy checks.
Definition: ClangTidy.h:127
ImplicitBoolCastCheck(StringRef Name, ClangTidyContext *Context)
std::map< std::string, std::string > OptionMap
ClangTidyContext & Context
Definition: ClangTidy.cpp:87
Every ClangTidyCheck reports errors through a DiagnosticsEngine provided by this context.
void storeOptions(ClangTidyOptions::OptionMap &Opts) override
Should store all options supported by this check with their current values or default values for opti...
Checks for use of implicit bool casts in expressions.
const NamedDecl * Result
Definition: USRFinder.cpp:162
void check(const ast_matchers::MatchFinder::MatchResult &Result) override
ClangTidyChecks that register ASTMatchers should do the actual work in here.