calc_bson_object_size()

template<typename BasicJsonType , typename CharType >

static std::size_t nlohmann::detail::binary_writer< BasicJsonType, CharType >::calc_bson_object_size ( const typename BasicJsonType::object_t &  value )

inlinestaticprivate

Calculates the size of the BSON serialization of the given JSON-object j.

Parameters

[in]

value

JSON value to serialize

Precondition

value.type() == value_t::object

Definition at line 15085 of file json.hpp.

    {
        std::size_t document_size = std::accumulate(value.begin(), value.end(), std::size_t(0),
                                    [](size_t result, const typename BasicJsonType::object_t::value_type & el)
        {
            return result += calc_bson_element_size(el.first, el.second);
        });
        return sizeof(std::int32_t) + document_size + 1ul;
    }