ServiceStack.NativeTypes.TypeScript.TypeScriptGenerator.AppendDataMember C# (CSharp) Method

        public bool AppendDataMember(StringBuilderWrapper sb, MetadataDataMember dmMeta, int dataMemberIndex)
        {
            if (dmMeta == null)
            {
                if (Config.AddDataContractAttributes)
                {
                    sb.AppendLine(Config.AddIndexesToDataMembers
                                  ? "// @DataMember(Order={0})".Fmt(dataMemberIndex)
                                  : "// @DataMember()");
                    return true;
                }
                return false;
            }

            var dmArgs = "";
            if (dmMeta.Name != null
                || dmMeta.Order != null
                || dmMeta.IsRequired != null
                || dmMeta.EmitDefaultValue != null
                || Config.AddIndexesToDataMembers)
            {
                if (dmMeta.Name != null)
                    dmArgs = "Name={0}".Fmt(dmMeta.Name.QuotedSafeValue());

                if (dmMeta.Order != null || Config.AddIndexesToDataMembers)
                {
                    if (dmArgs.Length > 0)
                        dmArgs += ", ";

                    dmArgs += "Order={0}".Fmt(dmMeta.Order ?? dataMemberIndex);
                }

                if (dmMeta.IsRequired != null)
                {
                    if (dmArgs.Length > 0)
                        dmArgs += ", ";

                    dmArgs += "IsRequired={0}".Fmt(dmMeta.IsRequired.ToString().ToLower());
                }

                if (dmMeta.EmitDefaultValue != null)
                {
                    if (dmArgs.Length > 0)
                        dmArgs += ", ";

                    dmArgs += "EmitDefaultValue={0}".Fmt(dmMeta.EmitDefaultValue.ToString().ToLower());
                }

                dmArgs = "({0})".Fmt(dmArgs);
            }
            sb.AppendLine("// @DataMember{0}".Fmt(dmArgs));

            return true;
        }