fix

Author: LukasBoll

packages/core/src/util/path.ts

@@ -28,7 +28,14 @@ import range from 'lodash/range';
 import { Scopable } from '../models';
 
 export const compose = (path1: string[], path2: string[]) => {
+
+  if (isEmpty(path1)) {
+    return path2;
+  } else if (isEmpty(path2)) {
+    return path1;
+  } else {
     return path1.concat(path2);
+  }
 };
 
 export { compose as composePaths };

packages/vue/vue/src/jsonFormsCompositions.ts

@@ -63,7 +63,7 @@ export const rendererProps = <U = UISchemaElement>() => ({
   },
   path: {
     required: true as true,
-    type: String
+    type: Array as CompType<string[], ArrayConstructor>,
   },
   enabled: {
     required: false as false,