/// <summary>
        /// The enum value descriptor proto.
        /// </summary>
        /// <param name="totalLength">
        /// The total length.
        /// </param>
        /// <param name="ed">
        /// The ed.
        /// </param>
        private void EnumValueDescriptorProto(uint totalLength, EnumValueDescriptor ed)
        {
            intend++;

            while (totalLength != 0)
            {
                int type, no;
                var l = GetTypeAndFieldNo(out type, out no);
                ix += l;
                totalLength -= (uint)l;

                switch (no)
                {
                    case 1: // string name
                        {
                            uint length;
                            var ixl = GetVarint(out length);
                            ix += ixl;
                            totalLength -= (uint)ixl;
                            ed.Name = GetString(length);
                            Write(string.Format("Type = {0}, F#= {1}, Length = {2}, Name = {3}", type, no, length, ed.Name));
                            ix += (int)length;
                            totalLength -= length;
                            break;
                        }

                    case 2: // string number
                        {
                            uint value;
                            var ixl = GetVarint(out value);
                            ix += ixl;
                            totalLength -= (uint)ixl;
                            ed.Number = (int)value;
                            Write(string.Format("Type = {0}, F#= {1}, Length = {2}, Number = {3}", type, no, ixl, value));
                            break;
                        }

                    case 3: // EnumValueOptions options
                        {
                            uint length;
                            var ixl = GetVarint(out length);
                            ix += ixl;
                            totalLength -= (uint)ixl;
                            Write(string.Format("Type = {0}, F#= {1}, Length = {2} - EnumValueOptions", type, no, length));
                            if (ed.Options == null)
                            {
                                ed.Options = new EnumValueOptions();
                            }

                            EnumValueOptions(length, ed.Options);
                            totalLength -= length;
                            break;
                        }
                }
            }

            intend--;
        }