From c40bfc9f4ca12d7865effee5ab523f3727173a95 Mon Sep 17 00:00:00 2001
From: Simon Binder <oss@simonbinder.eu>
Date: Mon, 17 May 2021 22:14:07 +0200
Subject: [PATCH] Migrate type converter sample to null safety

---
 docs/pages/docs/Advanced Features/type_converters.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/pages/docs/Advanced Features/type_converters.md b/docs/pages/docs/Advanced Features/type_converters.md
index aef64db4..26aabc7e 100644
--- a/docs/pages/docs/Advanced Features/type_converters.md	
+++ b/docs/pages/docs/Advanced Features/type_converters.md	
@@ -44,7 +44,7 @@ a `TypeConverter` for that:
 class PreferenceConverter extends TypeConverter<Preferences, String> {
   const PreferenceConverter();
   @override
-  Preferences mapToDart(String fromDb) {
+  Preferences? mapToDart(String? fromDb) {
     if (fromDb == null) {
       return null;
     }
@@ -52,7 +52,7 @@ class PreferenceConverter extends TypeConverter<Preferences, String> {
   }
 
   @override
-  String mapToSql(Preferences value) {
+  String? mapToSql(Preferences? value) {
     if (value == null) {
       return null;
     }