fix(array): fix tests re: #8544

Automattic · Feb 20, 2020 · 2afec3a · 2afec3a
1 parent cf6b45e
commit 2afec3a
Showing 1 changed file with 7 additions and 4 deletions.
diff --git a/lib/schema/array.js b/lib/schema/array.js
@@ -277,10 +277,13 @@ SchemaArray.prototype._applySetters = function(value, scope, init, priorVal) {
       arr = arr.casterConstructor;
     }
 
-    const valueDepth = arrayDepth(value);
-    if (valueDepth.min === valueDepth.max && valueDepth.max < depth) {
-      for (let i = valueDepth.max; i < depth; ++i) {
-        value = [value];
+    // No need to wrap empty arrays
+    if (value != null && value.length > 0) {
+      const valueDepth = arrayDepth(value);
+      if (valueDepth.min === valueDepth.max && valueDepth.max < depth) {
+        for (let i = valueDepth.max; i < depth; ++i) {
+          value = [value];
+        }
       }
     }
   }