Fixed compatibility with Unity 5.0

-Changed generic LoadAssetAtPath to non-generic version
-Added GetTexture wrapper function to avoid key not found errors when
moving things around

Assets/Fungus/Scripts/Editor/FungusEditorResources.cs

@@ -3,8 +3,8 @@
 
 using UnityEngine;
 using UnityEditor;
-using System.IO;
 using System;
+using System.IO;
 using System.Linq;
 using System.Collections.Generic;
 
@@ -24,7 +24,7 @@ namespace Fungus.EditorUtils
 			// Get first folder named "Fungus Editor Resources"
 			var rootGuid = AssetDatabase.FindAssets("\"Fungus Editor Resources\"")[0];
 			var root = AssetDatabase.GUIDToAssetPath(rootGuid);
-			var guids = AssetDatabase.FindAssets("t:Texture2D", new string[] { root });
+			var guids = AssetDatabase.FindAssets("t:Texture2D", new [] { root });
 			var paths = guids.Select(guid => AssetDatabase.GUIDToAssetPath(guid)).OrderBy(path => path.ToLower().Contains("/pro/"));
 
 			foreach (var path in paths)
@@ -33,7 +33,7 @@ namespace Fungus.EditorUtils
 				{
 					return;
 				}
-				var texture = AssetDatabase.LoadAssetAtPath<Texture2D>(path);
+				var texture = AssetDatabase.LoadAssetAtPath(path, typeof(Texture2D)) as Texture2D;
 				textures[texture.name] = texture;
 			}
 		}
@@ -43,7 +43,7 @@ namespace Fungus.EditorUtils
 		{
 			var guid = AssetDatabase.FindAssets("FungusEditorResources t:MonoScript")[0];
 			var relativePath = AssetDatabase.GUIDToAssetPath(guid).Replace("FungusEditorResources.cs", "FungusEditorResourcesGenerated.cs");
-			var absolutePath = Application.dataPath + relativePath.Substring("Assets".Length);//
+			var absolutePath = Application.dataPath + relativePath.Substring("Assets".Length);
 			
 			using (var writer = new StreamWriter(absolutePath))
 			{
@@ -63,7 +63,7 @@ namespace Fungus.EditorUtils
 					var pascalCase = string.Join("", name.Split(new [] { '_' }, StringSplitOptions.RemoveEmptyEntries).Select(
 						s => s.Substring(0, 1).ToUpper() + s.Substring(1)).ToArray()
 					);
-					writer.WriteLine("\t\tpublic static Texture2D " + pascalCase + " { get { return textures[\"" + name + "\"]; } }");
+					writer.WriteLine("\t\tpublic static Texture2D " + pascalCase + " { get { return GetTexture(\"" + name + "\"); } }");
 				}
 
 				writer.WriteLine("\t}");
@@ -72,5 +72,16 @@ namespace Fungus.EditorUtils
 
 			AssetDatabase.ImportAsset(relativePath);
 		}
+
+		private static Texture2D GetTexture(string name)
+		{
+			Texture2D texture;
+			if (!textures.TryGetValue(name, out texture))
+			{
+				Debug.LogWarning("Texture \"" + name + "\" not found!");
+			}
+			
+			return texture;
+		}
 	}
 }

Assets/Fungus/Scripts/Editor/FungusEditorResourcesGenerated.cs

@@ -7,20 +7,20 @@ namespace Fungus.EditorUtils
 {
 	internal static partial class FungusEditorResources
 	{
-		public static Texture2D Add { get { return textures["add"]; } }
-		public static Texture2D AddSmall { get { return textures["add_small"]; } }
-		public static Texture2D Delete { get { return textures["delete"]; } }
-		public static Texture2D Down { get { return textures["down"]; } }
-		public static Texture2D Duplicate { get { return textures["duplicate"]; } }
-		public static Texture2D Up { get { return textures["up"]; } }
-		public static Texture2D ChoiceNodeOff { get { return textures["choice_node_off"]; } }
-		public static Texture2D ChoiceNodeOn { get { return textures["choice_node_on"]; } }
-		public static Texture2D CommandBackground { get { return textures["command_background"]; } }
-		public static Texture2D EventNodeOff { get { return textures["event_node_off"]; } }
-		public static Texture2D EventNodeOn { get { return textures["event_node_on"]; } }
-		public static Texture2D PlayBig { get { return textures["play_big"]; } }
-		public static Texture2D PlaySmall { get { return textures["play_small"]; } }
-		public static Texture2D ProcessNodeOff { get { return textures["process_node_off"]; } }
-		public static Texture2D ProcessNodeOn { get { return textures["process_node_on"]; } }
+		public static Texture2D Add { get { return GetTexture("add"); } }
+		public static Texture2D AddSmall { get { return GetTexture("add_small"); } }
+		public static Texture2D Delete { get { return GetTexture("delete"); } }
+		public static Texture2D Down { get { return GetTexture("down"); } }
+		public static Texture2D Duplicate { get { return GetTexture("duplicate"); } }
+		public static Texture2D Up { get { return GetTexture("up"); } }
+		public static Texture2D ChoiceNodeOff { get { return GetTexture("choice_node_off"); } }
+		public static Texture2D ChoiceNodeOn { get { return GetTexture("choice_node_on"); } }
+		public static Texture2D CommandBackground { get { return GetTexture("command_background"); } }
+		public static Texture2D EventNodeOff { get { return GetTexture("event_node_off"); } }
+		public static Texture2D EventNodeOn { get { return GetTexture("event_node_on"); } }
+		public static Texture2D PlayBig { get { return GetTexture("play_big"); } }
+		public static Texture2D PlaySmall { get { return GetTexture("play_small"); } }
+		public static Texture2D ProcessNodeOff { get { return GetTexture("process_node_off"); } }
+		public static Texture2D ProcessNodeOn { get { return GetTexture("process_node_on"); } }
 	}
 }