handle arrays correctly in checkMatchesObjectStructure

src/Model/Utility/typeSafety.ts

@@ -13,14 +13,24 @@ export function checkMatchesObjectStructure(
     const actualType = typeof objectToCheck[key];
     if (requiredType != actualType) return false;
 
+    if (Array.isArray(reference[key])) {
+      // only check if array is not empty
+      if (objectToCheck[key].length == 0) continue;
+
+      // check first item of array
+      const requiredType = typeof reference[key][0];
+      const actualType = typeof objectToCheck[key][0];
+
+      if (requiredType != actualType) return false;
+    } else if (requiredType == "object") {
       // recurse into objects
-    if (requiredType != "object") continue;
       const doesNestedObjectMatch = checkMatchesObjectStructure(
         reference[key],
         objectToCheck[key]
       );
       if (doesNestedObjectMatch == false) return false;
     }
+  }
 
   return true;
 }