| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef MOJO_PUBLIC_CPP_BINDINGS_UNIQUE_PTR_IMPL_REF_TRAITS_H_ |
| #define MOJO_PUBLIC_CPP_BINDINGS_UNIQUE_PTR_IMPL_REF_TRAITS_H_ |
| |
| namespace mojo { |
| |
| // Traits for a binding's implementation reference type. |
| // This corresponds to a unique_ptr reference type. |
| template <typename Interface, typename Deleter = std::default_delete<Interface>> |
| struct UniquePtrImplRefTraits { |
| using PointerType = std::unique_ptr<Interface, Deleter>; |
| |
| static bool IsNull(const PointerType& ptr) { return !ptr; } |
| static Interface* GetRawPointer(PointerType* ptr) { return ptr->get(); } |
| }; |
| |
| } // namespace mojo |
| |
| #endif // MOJO_PUBLIC_CPP_BINDINGS_UNIQUE_PTR_IMPL_REF_TRAITS_H_ |