fix #307 ignore generated types

Author: chaowlert

src/Mapster.Core/Register/AdaptAttributeBuilder.cs

@@ -31,7 +31,9 @@ public AdaptAttributeBuilder ForAllTypesInNamespace(Assembly assembly, string @n
         {
             foreach (var type in assembly.GetTypes())
             {
-                if ((type.Namespace == @namespace || type.Namespace?.StartsWith(@namespace + '.') == true) && !this.TypeSettings.ContainsKey(type))
+                if ((type.Namespace == @namespace || type.Namespace?.StartsWith(@namespace + '.') == true) 
+                    && !type.Name.Contains('<')
+                    && !this.TypeSettings.ContainsKey(type))
                     this.TypeSettings.Add(type, new Dictionary<string, PropertySetting>());
             }
 

src/Mapster.Core/Register/GenerateMapperAttributeBuilder.cs

@@ -23,7 +23,10 @@ public GenerateMapperAttributeBuilder ForTypes(params Type[] types)
 
         public GenerateMapperAttributeBuilder ForAllTypesInNamespace(Assembly assembly, string @namespace)
         {
-            this.Types.UnionWith(assembly.GetTypes().Where(it => it.Namespace == @namespace || it.Namespace?.StartsWith(@namespace + '.') == true));
+            this.Types.UnionWith(
+                assembly.GetTypes()
+                    .Where(it => (it.Namespace == @namespace || it.Namespace?.StartsWith(@namespace + '.') == true) && 
+                                 !it.Name.Contains('<')));
             return this;
         }