Improve AssetLibrary.loadText, include additional error information i…

…f asset does not load

lime/utils/AssetLibrary.hx

@@ -7,6 +7,7 @@ import lime.app.Future;
 import lime.app.Promise;
 import lime.media.AudioBuffer;
 import lime.graphics.Image;
+import lime.net.HTTPRequest;
 import lime.text.Font;
 import lime.utils.AssetType;
 
@@ -635,27 +636,26 @@ class AssetLibrary {
 
 			return Future.withValue (cachedText.get (id));
 
-		} else {
+		} else if (cachedBytes.exists (id) || classTypes.exists (id)) {
+
+			var bytes = getBytes (id);
 
-			return loadBytes (id).then (function (bytes) {
+			if (bytes == null) {
 
-				return new Future<String> (function () {
-
-					if (bytes == null) {
-
-						return null;
-
-					} else {
-
-						var text = bytes.getString (0, bytes.length);
-						cachedText.set(id, text);
-						return text;
-
-					}
-
-				}, true);
+				return cast Future.withValue (null);
+
+			} else {
 
-			});
+				var text = bytes.getString (0, bytes.length);
+				cachedText.set (id, text);
+				return Future.withValue (text);
+
+			}
+
+		} else {
+
+			var request = new HTTPRequest<String> ();
+			return request.load (paths.get (id));
 
 		}
 
@@ -859,7 +859,16 @@ class AssetLibrary {
 
 	private function load_onError (id:String, message:Dynamic):Void {
 
-		promise.error ("Error loading asset \"" + id + "\"");
+		if (message != null && message != "") {
+
+			promise.error ("Error loading asset \"" + id + "\": " + Std.string (message));
+
+		} else {
+
+			promise.error ("Error loading asset \"" + id + "\"");
+
+		}
+
 
 	}