TypeTraits.h

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//===--- TypeTraits.h - clang-tidy-------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_TYPETRAITS_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_TYPETRAITS_H
 
#include "clang/AST/ASTContext.h"
#include "clang/AST/Type.h"
#include <optional>
 
namespace clang::tidy::utils::type_traits {
 
/// Returns `true` if `Type` is expensive to copy.
std::optional<bool> isExpensiveToCopy(QualType Type, const ASTContext &Context);
 
/// Returns `true` if `Type` is trivially default constructible.
bool isTriviallyDefaultConstructible(QualType Type, const ASTContext &Context);
 
/// Returns `true` if `RecordDecl` is trivially default constructible.
bool recordIsTriviallyDefaultConstructible(const RecordDecl &RecordDecl,
                                           const ASTContext &Context);
 
/// Returns `true` if `Type` is trivially destructible.
bool isTriviallyDestructible(QualType Type);
 
/// Returns true if `Type` has a non-trivial move constructor.
bool hasNonTrivialMoveConstructor(QualType Type);
 
/// Return true if `Type` has a non-trivial move assignment operator.
bool hasNonTrivialMoveAssignment(QualType Type);
 
} // namespace clang::tidy::utils::type_traits
 
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_UTILS_TYPETRAITS_H