+fix Fix small issue with rootData in Model class

Author: t0mb3rr

lib/src/models/model.dart

@@ -19,8 +19,8 @@ class Model extends BaseModel {
   //
   //
 
-  final Map<String, dynamic> _rootData;
-  Map<String, dynamic> get rootData => Map.unmodifiable(_rootData);
+  final Map<String, dynamic>? _rootData;
+  Map<String, dynamic> get rootData => _rootData != null ? Map.unmodifiable(_rootData) : toJson();
 
   //
   //
@@ -88,7 +88,7 @@ class Model extends BaseModel {
   Map<String, dynamic> toJson({
     bool includeNulls = false,
   }) {
-    return includeNulls ? _rootData : _rootData.nonNulls;
+    return (includeNulls ? _rootData : _rootData?.nonNulls) ?? {};
   }
 
   //

pubspec.yaml

@@ -12,7 +12,7 @@
 
 name: df_generate_dart_models_core
 description: A package that provides core dependencies for models generated with df_generate_dart_models.
-version: 0.8.2
+version: 0.8.3
 repository: https://github.com/DevCetra/df_generate_dart_models_core
 funding:
   - https://www.buymeacoffee.com/robmllze