***** Switch to ser.XmlSer

cfg/Config.cs

@@ -2,6 +2,7 @@
 using System.IO;
 using System.Xml;
 using System.Reflection;
+using System.Text;
 
 /*
 
@@ -80,6 +81,8 @@ namespace lib
 
 		private static Config CreateTemplate( string filename, Type t )
 		{
+			log.debug( $"Config file {filename} not found, creating template." );
+
 			Type[] types = new Type[0];
 			object[] parms = new object[0];
 
@@ -110,22 +113,34 @@ namespace lib
 
 				log.info( $"Writing out template config of type {t?.Name} in {templateFile}" );
 
-				save( cfg, templateFile );
+				saveDebug( cfg, templateFile );
 			}
 
 			return cfg;
 		}
 
-		static public void save( Config cfg )
+		static public void saveDebug( Config cfg )
 		{
-			save( cfg, cfg.Filename );
+			saveDebug( cfg, cfg.Filename );
 		}
 
-		static public void save( Config cfg, String filename )
+		static ser.XmlCfg s_templateCfg = new()
+		{
+			POD = ser.POD.Elements,
+			Structure = ser.Datastructure.Tree,
+			Naming = ser.BackingFieldNaming.Regular,
+		};
+
+		static public void saveDebug( Config cfg, String filename )
 		{
 			FileStream fs = new( filename, FileMode.Create, FileAccess.Write );
 
-			XmlFormatter2 formatter = new();
+			UTF8Encoding enc = new UTF8Encoding(true);
+
+			byte[] info = enc.GetBytes($"<!--\nCaused when trying to load [{filename}]-->");
+			fs.Write(info, 0, info.Length);
+
+			ser.XmlSer formatter = new( s_templateCfg );
 
 			formatter.Serialize( fs, cfg );
 
@@ -153,10 +168,10 @@ namespace lib
 
 		//private int _test = 0;
 
-		private static lib.XmlFormatter2Cfg s_templateCfg = new()
+		private static ser.XmlCfg s_templateCfg = new()
 		{
-			datastructure = Datastructure.Tree,
+			Structure = ser.Datastructure.Tree,
-			POD = POD.Elements,
+			POD = ser.POD.Elements,
 		};
 
 

res/Resource.cs

@@ -211,12 +211,27 @@ internal record ResourceHolder<T>( WeakReference<T> WeakRef, string Name, DateTi
 public static class Mgr
 {
 	// Internal holder for type-specific loaders.
-	private abstract class LoadHolder { public abstract object Load( string filename ); }
+	private abstract class LoadHolder
+	{
+		// @@@@ THIS IS AN ATTEMPT TO PASS CALLER INFO INTO THE RESOURCE LOADER
+		//      Its not yet working, and maybe shouldnt exist
+		public abstract object Load( string filename,
+			string reason = "",
+			[CallerMemberName] string dbgName = "",
+			[CallerFilePath] string dbgPath = "",
+			[CallerLineNumber] int dbgLine = 0
+ );
+	}
+
 	private class LoadHolder<T> : LoadHolder
 	{
 		private readonly Load<T> _fnLoad;
 		public LoadHolder( Load<T> fnLoad ) { _fnLoad = fnLoad; }
-		public override object Load( string filename ) => _fnLoad( filename )!;
+		public override object Load( string filename, string reason = "",
+			[CallerMemberName] string dbgName = "",
+			[CallerFilePath] string dbgPath = "",
+			[CallerLineNumber] int dbgLine = 0
+) => _fnLoad( filename )!;
 	}
 
 	// Cache for resource holders (contains WeakReferences).
@@ -277,8 +292,13 @@ public static class Mgr
 						{
 							log.debug( $"Found subtype {t.Name}, creating loader." );
 							var concreteLoadMethod = genericLoadMethod.MakeGenericMethod( t );
+							// log.debug( $"concreteLoadMethod: {concreteLoadMethod}" );
+
 							var loadDelegateType = typeof( Load<> ).MakeGenericType( t );
+							// log.debug( $"loadDelegateType: {loadDelegateType}" );
+
 							var loaderDelegate = Delegate.CreateDelegate( loadDelegateType, concreteLoadMethod );
+							// log.debug( $"loaderDelegate: {loaderDelegate}" );
 
 							var loadHolderType = typeof( LoadHolder<> ).MakeGenericType( t );
 							var loadHolder = Activator.CreateInstance( loadHolderType, loaderDelegate ) as LoadHolder;
@@ -298,6 +318,9 @@ public static class Mgr
 						catch( Exception ex )
 						{
 							log.error( $"Failed to create loader for subtype {t.Name}: {ex.Message}" );
+							var stArr = ex.StackTrace.Split( "\n" );
+							var stFirstFew = stArr.Take( Math.Min( stArr.Length, 3 ) );
+							stFirstFew.ForEach( s => log.error( s ) );
 						}
 					}
 				}
@@ -407,7 +430,7 @@ public static class Mgr
 	{
 		if( s_loaders.TryGetValue( typeof( T ), out var loaderHolder ) )
 		{
-			var loadedObject = loaderHolder.Load( filename );
+			var loadedObject = loaderHolder.Load( filename, reason, dbgName, dbgPath, dbgLine );
 			if( loadedObject is T value )
 			{
 				var meta = (value as imm.Obj)?.Meta;

ser/XmlSer.cs

@@ -290,8 +290,9 @@ public class TypeResolver
 		}
 		catch( Exception ex )
 		{
-			log.warn( $"Conversion failed for '{value}' to {type.Name}: {ex.Message}. Returning default." );
+			object defaultVal = type.IsValueType ? Activator.CreateInstance( type )! : null!;
-			return type.IsValueType ? Activator.CreateInstance( type ) : null;
+			log.warn( $"Conversion failed for '{value}' to {type.Name}: {ex.Message}. Returning default of {defaultVal}({defaultVal.GetType().Name})." );
+			return defaultVal;
 		}
 	}
 }
@@ -317,6 +318,9 @@ public class PrimitiveHandler : ITypeHandler
 		string val = elem.HasAttribute( "v" ) ? elem.GetAttribute( "v" ) : elem.InnerText;
 		if( val == "null" )
 			return null;
+
+		// So this is an interesting one. Why not use the expected type? Well, we know we have
+		// data in the XML, it just wont convert to what we want. 
 		return xml._resolver.ConvertSimple( val, expectedType );
 	}
 

util/LinqExtensions.cs

@@ -0,0 +1,17 @@
+
+
+
+
+using System;
+using System.Collections.Generic;
+
+public static class Enumerables
+{
+    public static void ForEach<T>(this IEnumerable<T> @this, Action<T> action)
+    {
+        foreach (T item in @this)
+        {
+            action(item);
+        }
+    }
+}