Add resource node + improve default mods

src/nodes/ListNode.ts

@@ -8,9 +8,9 @@ export class ListNode extends AbstractNode<IObject[]> {
   protected children: INode<any>
 
   constructor(values: INode<any>, mods?: NodeMods<IObject[]>) {
-    super(mods, {
-      default: () => []
-    })
+    super({
+      default: () => [],
+      ...mods})
     this.children = values
   }