Function write_hexfloat_value

include/jsoncons_ext/cbor/cbor_encoder.hpp:745–918

    }

    void write_hexfloat_value(const string_view_type& sv, const ser_context& context, std::error_code& ec)
    {
        hexfloat_parse_state state = hexfloat_parse_state::start;
        std::basic_string<char> s;
        std::basic_string<char> exponent;
        int64_t scale = 0;

        for (auto c : sv)
        {
            switch (state)
            {
                case hexfloat_parse_state::start:
                {
                    switch (c)
                    {
                        case '-':
                            s.push_back(c);
                            state = hexfloat_parse_state::expect_0;
                            break;
                        case '0':
                            state = hexfloat_parse_state::expect_x;
                            break;
                        default:
                        {
                            ec = cbor_errc::invalid_bigfloat;
                            return;
                        }
                    }
                    break;
                }
                case hexfloat_parse_state::expect_0:
                {
                    switch (c)
                    {
                        case '0':
                            state = hexfloat_parse_state::expect_x;
                            break;
                        default:
                        {
                            ec = cbor_errc::invalid_bigfloat;
                            return;
                        }
                    }
                    break;
                }
                case hexfloat_parse_state::expect_x:
                {
                    switch (c)
                    {
                        case 'x':
                        case 'X':
                            state = hexfloat_parse_state::integer;
                            break;
                        default:
                        {
                            ec = cbor_errc::invalid_bigfloat;
                            return;
                        }