calc_bson_element_size()

template<typename BasicJsonType , typename CharType >

static std::size_t nlohmann::detail::binary_writer< BasicJsonType, CharType >::calc_bson_element_size ( const string_t &  name, const BasicJsonType &  j  )

inlinestaticprivate

Calculates the size necessary to serialize the JSON value j with its name.

Returns

The calculated size for the BSON document entry for j with the given name.

Definition at line 14989 of file json.hpp.

    {
        const auto header_size = calc_bson_entry_header_size(name, j);
 
        switch (j.type())
        {
            case value_t::object:
                return header_size + calc_bson_object_size(*j.m_value.object);
 
            case value_t::array:
                return header_size + calc_bson_array_size(*j.m_value.array);
 
            case value_t::binary:
                return header_size + calc_bson_binary_size(*j.m_value.binary);
 
            case value_t::boolean:
                return header_size + 1ul;
 
            case value_t::number_float:
                return header_size + 8ul;
 
            case value_t::number_integer:
                return header_size + calc_bson_integer_size(j.m_value.number_integer);
 
            case value_t::number_unsigned:
                return header_size + calc_bson_unsigned_size(j.m_value.number_unsigned);
 
            case value_t::string:
                return header_size + calc_bson_string_size(*j.m_value.string);
 
            case value_t::null:
                return header_size + 0ul;
 
            // LCOV_EXCL_START
            case value_t::discarded:
            default:
                JSON_ASSERT(false); // NOLINT(cert-dcl03-c,hicpp-static-assert,misc-static-assert)
                return 0ul;
                // LCOV_EXCL_STOP
        }
    }