From 54d10e4519ba7f540e2780d6bee14646dc2db648 Mon Sep 17 00:00:00 2001
From: Enzo Innocenzi <enzo@innocenzi.dev>
Date: Fri, 29 Apr 2022 18:56:05 +0200
Subject: [PATCH] feat: support `nullToOptional`

---
 config/typescript-transformer.php            | 10 +++++++++-
 src/TypeScriptTransformerServiceProvider.php |  1 +
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/config/typescript-transformer.php b/config/typescript-transformer.php
index e028b38..da8f5db 100644
--- a/config/typescript-transformer.php
+++ b/config/typescript-transformer.php
@@ -7,7 +7,7 @@
      */
 
     'auto_discover_types' => [
-        app_path()
+        app_path(),
     ],
 
     /*
@@ -72,4 +72,12 @@
      */
 
     'transform_to_native_enums' => false,
+
+    /*
+     * By default, this package will convert PHP nullable properties to TypeScript
+     * types using a `null` type union. Setting `transform_null_to_optional` will
+     * make them optional instead.
+     */
+
+    'transform_null_to_optional' => false,
 ];
diff --git a/src/TypeScriptTransformerServiceProvider.php b/src/TypeScriptTransformerServiceProvider.php
index f23bd15..d1d9d08 100644
--- a/src/TypeScriptTransformerServiceProvider.php
+++ b/src/TypeScriptTransformerServiceProvider.php
@@ -42,6 +42,7 @@ public function register(): void
                 ->writer(config('typescript-transformer.writer', TypeDefinitionWriter::class))
                 ->formatter(config('typescript-transformer.formatter'))
                 ->transformToNativeEnums(config('typescript-transformer.transform_to_native_enums', false))
+                ->nullToOptional(config('typescript-transformer.transform_null_to_optional', false))
         );
     }
 }