fix(module:core:config): fix empty check (#5537)

NG-ZORRO · Jul 9, 2020 · fd979f7 · fd979f7
1 parent 516e02d
commit fd979f7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/components/core/config/config.service.ts b/components/core/config/config.service.ts
@@ -65,7 +65,7 @@ export function WithConfig<T>(componentName: NzConfigKey) {
     return {
       get(): T | undefined {
         const originalValue = originalDescriptor?.get ? originalDescriptor.get.bind(this)() : this[privatePropName];
-        const assignedByUser = (this.assignmentCount[propName] || 0) > 1;
+        const assignedByUser = ((this.assignmentCount || {})[propName] || 0) > 1;
 
         if (assignedByUser && isDefined(originalValue)) {
           return originalValue;