llvm-project/clang-tools-extra/clang-tidy/readability/ImplicitBoolCastCheck.h

50 lines
1.8 KiB
C++

//===--- ImplicitBoolCastCheck.h - clang-tidy--------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_IMPLICIT_BOOL_CAST_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_IMPLICIT_BOOL_CAST_H
#include "../ClangTidy.h"
namespace clang {
namespace tidy {
namespace readability {
/// \brief Checks for use of implicit bool casts in expressions.
///
/// For the user-facing documentation see:
/// http://clang.llvm.org/extra/clang-tidy/checks/readability-implicit-bool-cast.html
class ImplicitBoolCastCheck : public ClangTidyCheck {
public:
ImplicitBoolCastCheck(StringRef Name, ClangTidyContext *Context)
: ClangTidyCheck(Name, Context),
AllowConditionalIntegerCasts(
Options.get("AllowConditionalIntegerCasts", 0) != 0),
AllowConditionalPointerCasts(
Options.get("AllowConditionalPointerCasts", 0) != 0) {}
void registerMatchers(ast_matchers::MatchFinder *Finder) override;
void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
private:
void handleCastToBool(const ImplicitCastExpr *CastExpression,
const Stmt *ParentStatement, ASTContext &Context);
void handleCastFromBool(const ImplicitCastExpr *CastExpression,
const ImplicitCastExpr *FurtherImplicitCastExpression,
ASTContext &Context);
bool AllowConditionalIntegerCasts;
bool AllowConditionalPointerCasts;
};
} // namespace readability
} // namespace tidy
} // namespace clang
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_IMPLICIT_BOOL_CAST_H