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Diffstat (limited to 'third_party/msgpack/include/msgpack/v1/adaptor/cpp17/string_view.hpp')
-rw-r--r-- | third_party/msgpack/include/msgpack/v1/adaptor/cpp17/string_view.hpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/third_party/msgpack/include/msgpack/v1/adaptor/cpp17/string_view.hpp b/third_party/msgpack/include/msgpack/v1/adaptor/cpp17/string_view.hpp new file mode 100644 index 0000000000..8ec56c26cf --- /dev/null +++ b/third_party/msgpack/include/msgpack/v1/adaptor/cpp17/string_view.hpp @@ -0,0 +1,86 @@ +// +// MessagePack for C++ static resolution routine +// +// Copyright (C) 2017 KONDO Takatoshi +// +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) +// +#ifndef MSGPACK_V1_TYPE_STRING_VIEW_HPP +#define MSGPACK_V1_TYPE_STRING_VIEW_HPP + +#if __cplusplus >= 201703 + +#include "msgpack/versioning.hpp" +#include "msgpack/adaptor/adaptor_base.hpp" +#include "msgpack/adaptor/check_container_size.hpp" + +#include <string_view> + +namespace msgpack { + +/// @cond +MSGPACK_API_VERSION_NAMESPACE(v1) { +/// @endcond + +namespace adaptor { + +template <> +struct convert<std::string_view> { + msgpack::object const& operator()(msgpack::object const& o, std::string_view& v) const { + switch (o.type) { + case msgpack::type::BIN: + v = std::string_view(o.via.bin.ptr, o.via.bin.size); + break; + case msgpack::type::STR: + v = std::string_view(o.via.str.ptr, o.via.str.size); + break; + default: + throw msgpack::type_error(); + break; + } + return o; + } +}; + +template <> +struct pack<std::string_view> { + template <typename Stream> + msgpack::packer<Stream>& operator()(msgpack::packer<Stream>& o, const std::string_view& v) const { + uint32_t size = checked_get_container_size(v.size()); + o.pack_str(size); + o.pack_str_body(v.data(), size); + return o; + } +}; + +template <> +struct object<std::string_view> { + void operator()(msgpack::object& o, const std::string_view& v) const { + uint32_t size = checked_get_container_size(v.size()); + o.type = msgpack::type::STR; + o.via.str.ptr = v.data(); + o.via.str.size = size; + } +}; + +template <> +struct object_with_zone<std::string_view> { + void operator()(msgpack::object::with_zone& o, const std::string_view& v) const { + static_cast<msgpack::object&>(o) << v; + } +}; + + +} // namespace adaptor + +/// @cond +} // MSGPACK_API_VERSION_NAMESPACE(v1) +/// @endcond + +} // namespace msgpack + +#endif // __cplusplus >= 201703 + +#endif // MSGPACK_V1_TYPE_STRING_VIEW_HPP |