Formats a VRC.SDK3.Data.DataToken similar to VRCJson.TrySerializeToJson, however with handling for Reference and Error Tokens

VRCDataUtility.cs

using UdonSharp;
using UnityEngine;
using VRC.SDK3.Data;

namespace THH.Utility
{
	public static class VRCDataExtensions
	{
		public static void Log(this DataToken token)
		{
			Debug.Log(token.Format());
		}
		public static void Log(this DataDictionary dataDictionary)
		{
			Debug.Log(dataDictionary.Format());
		}
		public static void Log(this DataList dataList)
		{
			Debug.Log(dataList.Format());
		}

		[RecursiveMethod]
		public static string Format(this DataToken token, int indentLevel = 0)
		{
			switch (token.TokenType)
			{
				case TokenType.DataDictionary:
				return FormatDataDictionary(token.DataDictionary, indentLevel + 1);
				case TokenType.DataList:
				return FormatDataList(token.DataList, indentLevel + 1);
				case TokenType.Reference:
				return $"\"[Reference({token.Reference.GetType().FullName})]\"";
				case TokenType.Error:
				return $"\"ERROR: {token.Error}\"";
				case TokenType.Null:
				return "null";
				case TokenType.String:
				return $"\"{token}\"";
				default:
				return token.ToString();
			}
		}

		public static string Format(this DataDictionary dataDictionary) => FormatDataDictionary(dataDictionary, 1);
		public static string Format(this DataList dataList) => FormatDataList(dataList, 1);

		[RecursiveMethod]
		public static string FormatDataList(DataList dataList, int indentLevel)
		{
			if (dataList.Count == 0) return "[ ]";

			string[] strings = new string[dataList.Count];

			for (int i = 0; i < dataList.Count; i++)
			{
				strings[i] = Format(dataList[i], indentLevel);
			}

			return $"[\n{Indent(indentLevel)}{string.Join($",\n{Indent(indentLevel)}", strings)}\n{Indent(indentLevel - 1)}]";
		}

		[RecursiveMethod]
		public static string FormatDataDictionary(DataDictionary dataDictionary, int indentLevel)
		{
			if (dataDictionary.Count == 0) return "{ }";

			string[] strings = new string[dataDictionary.Count];
			var keys = dataDictionary.GetKeys();


			for (int i = 0; i < dataDictionary.Count; i++)
			{
				var key = keys[i];
				strings[i] = $"\"{key.String}\": {Format(dataDictionary[key], indentLevel)}";
			}

			return $"{{\n{Indent(indentLevel)}{string.Join($",\n{Indent(indentLevel)}", strings)}\n{Indent(indentLevel - 1)}}}";
		}

		private static string Indent(int n)
		{
			return new string(' ', n * 4);
		}
	}
}