docs: fix nullable validator in README (#55)

VeryGoodOpenSource · May 3, 2022 · f56e1b8 · f56e1b8
1 parent 006c416
commit f56e1b8
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -34,7 +34,7 @@ class NameInput extends FormzInput<String, NameInputError> {
 
   // Override validator to handle validating a given input value.
   @override
-  NameInputError validator(String value) {
+  NameInputError? validator(String value) {
     return value?.isNotEmpty == true ? null : NameInputError.empty;
   }
 }