diff --git a/src/Structures/TransformedType.php b/src/Structures/TransformedType.php
index ec40729..40a830f 100644
--- a/src/Structures/TransformedType.php
+++ b/src/Structures/TransformedType.php
@@ -93,7 +93,8 @@ public function replaceSymbol(string $class, string $replacement): void
         );
     }
 
-    public function toString(): string {
+    public function toString(): string
+    {
         return match ($this->keyword) {
             'enum' => "enum {$this->name} { {$this->transformed} }",
             default => "type {$this->name} = {$this->transformed}",
diff --git a/src/Transformers/EnumTransformer.php b/src/Transformers/EnumTransformer.php
index ca441f3..497c87b 100644
--- a/src/Transformers/EnumTransformer.php
+++ b/src/Transformers/EnumTransformer.php
@@ -34,7 +34,7 @@ protected function toEnum(ReflectionClass $class, string $name): TransformedType
         $enum = (new ReflectionEnum($class->getName()));
 
         $options = array_map(
-            fn($enum) => "'{$enum}' = '{$enum}'",
+            fn ($enum) => "'{$enum}' = '{$enum}'",
             array_keys($enum->getConstants())
         );
 
@@ -51,7 +51,7 @@ protected function toType(ReflectionClass $class, string $name): TransformedType
         $enum = (new ReflectionEnum($class->getName()));
 
         $options = array_map(
-            fn($enum) => "'{$enum}'",
+            fn ($enum) => "'{$enum}'",
             array_keys($enum->getConstants())
         );
 
diff --git a/src/Transformers/MyclabsEnumTransformer.php b/src/Transformers/MyclabsEnumTransformer.php
index 4a4f089..cab53b6 100644
--- a/src/Transformers/MyclabsEnumTransformer.php
+++ b/src/Transformers/MyclabsEnumTransformer.php
@@ -30,8 +30,9 @@ protected function toEnum(ReflectionClass $class, string $name): TransformedType
         $enum = $class->getName();
 
         $options = array_map(
-            fn($key, $value) => "'{$key}' = '{$value}'",
-            array_keys($enum::toArray()), $enum::toArray()
+            fn ($key, $value) => "'{$key}' = '{$value}'",
+            array_keys($enum::toArray()),
+            $enum::toArray()
         );
 
         return TransformedType::create(
@@ -48,7 +49,7 @@ protected function toType(ReflectionClass $class, string $name): TransformedType
         $enum = $class->getName();
 
         $options = array_map(
-            fn(Enum $enum) => "'{$enum->getValue()}'",
+            fn (Enum $enum) => "'{$enum->getValue()}'",
             $enum::values()
         );
 
diff --git a/src/Transformers/SpatieEnumTransformer.php b/src/Transformers/SpatieEnumTransformer.php
index 2948a83..5824c67 100644
--- a/src/Transformers/SpatieEnumTransformer.php
+++ b/src/Transformers/SpatieEnumTransformer.php
@@ -30,8 +30,9 @@ protected function toEnum(ReflectionClass $class, string $name): TransformedType
         $enum = $class->getName();
 
         $options = array_map(
-            fn($key, $value) => "'{$key}' = '{$value}'",
-            array_keys($enum::toArray()), $enum::toArray()
+            fn ($key, $value) => "'{$key}' = '{$value}'",
+            array_keys($enum::toArray()),
+            $enum::toArray()
         );
 
         return TransformedType::create(
@@ -48,7 +49,7 @@ private function toType(ReflectionClass $class, string $name): TransformedType
         $enum = $class->getName();
 
         $options = array_map(
-            fn($enum) => "'{$enum}'",
+            fn ($enum) => "'{$enum}'",
             array_keys($enum::toArray())
         );
 
diff --git a/tests/TypeProcessors/DtoCollectionTypeProcessorTest.php b/tests/TypeProcessors/DtoCollectionTypeProcessorTest.php
index 6744fc3..06384c6 100644
--- a/tests/TypeProcessors/DtoCollectionTypeProcessorTest.php
+++ b/tests/TypeProcessors/DtoCollectionTypeProcessorTest.php
@@ -4,7 +4,6 @@
 
 use phpDocumentor\Reflection\TypeResolver;
 use phpDocumentor\Reflection\Types\Array_;
-use phpDocumentor\Reflection\Types\Mixed_;
 use PHPUnit\Framework\TestCase;
 use Spatie\TypeScriptTransformer\Structures\MissingSymbolsCollection;
 use Spatie\TypeScriptTransformer\Tests\FakeClasses\Collections\DtoCollection;