diff --git a/src/Printer.php b/src/Printer.php
index f487f3e..15e09db 100644
--- a/src/Printer.php
+++ b/src/Printer.php
@@ -79,23 +79,23 @@ protected function shouldAddNewlineBeforeIfTypeDiffers(Node $node, string $type)
 
     protected function pStmt_Expression(Expression $node): string
     {
-        $newLine = ($this->shouldAddNewlineBeforeIfTypeSame($node, Expression::class)) ? $this->nl : '';
+        $newLine = ($this->shouldAddNewlineBeforeIfPreviousNodeExists($node)) ? $this->nl : '';
 
         return $newLine . parent::pStmt_Expression($node);
     }
 
     protected function pStmt_ClassMethod(ClassMethod $node): string
     {
-        $newLine = ($this->shouldAddNewlineBeforeIfTypeSame($node, ClassMethod::class)) ? $this->nl : '';
+        $newLine = ($this->shouldAddNewlineBeforeIfPreviousNodeExists($node)) ? $this->nl : '';
 
         return $newLine . parent::pStmt_ClassMethod($node);
     }
 
-    protected function shouldAddNewlineBeforeIfTypeSame(Node $node, string $type): bool
+    protected function shouldAddNewlineBeforeIfPreviousNodeExists(Node $node): bool
     {
         $previousNode = $node->getAttribute(StatementAttributeEnum::Previous->value);
 
-        return $previousNode !== null && $previousNode instanceof $type;
+        return $previousNode !== null;
     }
 
     protected function pStmt_PreformattedCode(PreformattedCode $node): string
diff --git a/src/Support/NodeInserter.php b/src/Support/NodeInserter.php
index feffe93..90ddae8 100644
--- a/src/Support/NodeInserter.php
+++ b/src/Support/NodeInserter.php
@@ -7,6 +7,7 @@
 use PhpParser\Node\Stmt\ClassConst;
 use PhpParser\Node\Stmt\ClassMethod;
 use PhpParser\Node\Stmt\Enum_;
+use PhpParser\Node\Stmt\EnumCase;
 use PhpParser\Node\Stmt\Namespace_;
 use PhpParser\Node\Stmt\Nop;
 use PhpParser\Node\Stmt\Property;
@@ -24,6 +25,7 @@ class NodeInserter
         Trait_::class,
         Enum_::class,
         TraitUse::class,
+        EnumCase::class,
         ClassConst::class,
         Property::class,
         ClassMethod::class,
diff --git a/tests/PHPFileBuilderTest.php b/tests/PHPFileBuilderTest.php
index b302fa4..df2e5f3 100644
--- a/tests/PHPFileBuilderTest.php
+++ b/tests/PHPFileBuilderTest.php
@@ -373,7 +373,7 @@ public function testAddTraitsNotClassTraitEnum(): void
 
     public function testInsertCodeToMethodToTheEndPosition(): void
     {
-        $file = $this->generateOriginalStructurePath('class_with_properties.php');
+        $file = $this->generateOriginalStructurePath('class_with_properties_and_method.php');
 
         $this->mockNativeFunction(
             'RonasIT\Larabuilder\Builders',
@@ -387,7 +387,7 @@ public function testInsertCodeToMethodToTheEndPosition(): void
 
     public function testInsertCodeToMethodToTheStartPosition(): void
     {
-        $file = $this->generateOriginalStructurePath('class_with_properties.php');
+        $file = $this->generateOriginalStructurePath('class_with_properties_and_method.php');
 
         $this->mockNativeFunction(
             'RonasIT\Larabuilder\Builders',
@@ -440,11 +440,11 @@ public function testInsertCodeToMethodNotExists(): void
 
     public function testInsertCodeToMethodEmptyString(): void
     {
-        $file = $this->generateOriginalStructurePath('class_with_properties.php');
+        $file = $this->generateOriginalStructurePath('class_with_properties_and_method.php');
 
         $this->mockNativeFunction(
             'RonasIT\Larabuilder\Builders',
-            $this->callFilePutContent($file, 'class_with_properties_unchanged.php'),
+            $this->callFilePutContent($file, 'class_with_properties_and_method_unchanged.php'),
         );
 
         new PHPFileBuilder($file)
@@ -476,7 +476,7 @@ public function testInsertCodeToMethodNotClassTraitEnum(): void
 
     public function testInsertCodeToMethodWhenMethodNotExist(): void
     {
-        $file = $this->generateOriginalStructurePath('class_with_properties.php');
+        $file = $this->generateOriginalStructurePath('class_with_properties_and_method.php');
 
         $this->assertExceptionThrew(NodeNotExistException::class, "Method 'noMethod' does not exist.");
 
@@ -596,7 +596,7 @@ public function testAddMethodAlreadyExists(): void
 
     public function testAddStaticMethod(): void
     {
-        $file = $this->generateOriginalStructurePath('class.php');
+        $file = $this->generateOriginalStructurePath('class_with_properties.php');
 
         $this->mockNativeFunction(
             'RonasIT\Larabuilder\Builders',
@@ -650,6 +650,29 @@ public function testAddMethodToEnum(): void
             ->save();
     }
 
+    public function testAddMethodToEnumWithoutMethod(): void
+    {
+        $file = $this->generateOriginalStructurePath('enum_without_method.php');
+
+        $this->mockNativeFunction(
+            'RonasIT\Larabuilder\Builders',
+            $this->callFilePutContent($file, 'enum_without_method_with_added_method.php'),
+        );
+
+        new PHPFileBuilder($file)
+            ->addMethod(
+                name: 'updatableStatuses',
+                code: '
+                    return [
+                        self::Paid,
+                    ];
+                ',
+                returnType: 'array',
+                isStatic: true,
+            )
+            ->save();
+    }
+
     public function testAddMethodToTrait(): void
     {
         $file = $this->generateOriginalStructurePath('trait.php');
diff --git a/tests/Support/OriginStructures/class_with_properties.php b/tests/Support/OriginStructures/class_with_properties.php
index e656bbc..3163d1e 100644
--- a/tests/Support/OriginStructures/class_with_properties.php
+++ b/tests/Support/OriginStructures/class_with_properties.php
@@ -29,15 +29,4 @@ class SomeClass extends Some
         'string1',
     ];
     public array $notArray = [];
-
-    public function __construct()
-    {
-        if ($boolProperty) {
-            $nullProperty = null;
-        }
-    }
-
-    public function someMethod(): void
-    {
-    }
 }
diff --git a/tests/fixtures/PHPFileBuilderTest/class_with_properties_unchanged.php b/tests/Support/OriginStructures/class_with_properties_and_method.php
similarity index 100%
rename from tests/fixtures/PHPFileBuilderTest/class_with_properties_unchanged.php
rename to tests/Support/OriginStructures/class_with_properties_and_method.php
diff --git a/tests/Support/OriginStructures/enum_without_method.php b/tests/Support/OriginStructures/enum_without_method.php
new file mode 100644
index 0000000..7ffb810
--- /dev/null
+++ b/tests/Support/OriginStructures/enum_without_method.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace App\Enums;
+
+use RonasIT\Support\Traits\EnumTrait;
+
+enum StatusEnum: string
+{
+    use EnumTrait;
+
+    case Paid = 'paid';
+    case Error = 'error';
+}
diff --git a/tests/fixtures/PHPFileBuilderTest/class_with_added_static_method.php b/tests/fixtures/PHPFileBuilderTest/class_with_added_static_method.php
index 2217618..04a1b80 100644
--- a/tests/fixtures/PHPFileBuilderTest/class_with_added_static_method.php
+++ b/tests/fixtures/PHPFileBuilderTest/class_with_added_static_method.php
@@ -2,37 +2,33 @@
 
 namespace RonasIT\Larabuilder\Tests\Support;
 
-use RonasIT\Larabuilder\Tests\Support\FirstClass;
-use Some\SomeTrait;
-use RonasIT\Support\Traits\FirstTrait;
+use Some;
 
-/**
- * Test
- */
-class SomeClass implements Test, Some
+class SomeClass extends Some
 {
-    use FirstTrait, SecondTrait;
-
-    public function __construct()
-    {
-    }
-
-    public function someMethod()
-    {
-        $a = 1;
-        $b = 2;
-
-        if ($a === $b) return true;
-
-        // Save the user model to the database
-        $user->save();
-
-        $config = ['status' => true, 'version' => 1];
-
-        $db->table('users')->where('id', 1)->first();
-
-        Arr::map($arr, fn ($value) => str_replace('0', '1', $value));
-    }
+    use SomeTrait;
+
+    public const STATUS_ACTIVE = 'active';
+    public const STATUS_ACTIVE1 = 'active';
+
+    public string $stringProperty = 'some value';
+    public bool $boolProperty = false;
+    public array $arrayProperty = ['element' => 'value'];
+    public int $intProperty;
+    public float $floatProperty;
+    public $nullProperty = null;
+    protected array $tags = ['one', 'two', 3, true, 5.5, 78.4];
+    protected array $fillable = [
+        'name',
+        'email',
+    ];
+    public array $newMultiArrayProperty = [
+        'arrayProperty' => [0 => 1, 1 => 'string', 2 => true],
+        'arrayProperty2' => [1, 2, 3],
+        'arrayProperty3' => ['key1' => 5, 'key2' => 3.67, 'key3' => false, 'key4' => 'test', 'key5' => [10, true, 'foo'], 'key6' => null],
+        'string1',
+    ];
+    public array $notArray = [];
 
     public static function create(): static
     {
diff --git a/tests/fixtures/PHPFileBuilderTest/class_with_array_properties.php b/tests/fixtures/PHPFileBuilderTest/class_with_array_properties.php
index 0fe55f3..84366f9 100644
--- a/tests/fixtures/PHPFileBuilderTest/class_with_array_properties.php
+++ b/tests/fixtures/PHPFileBuilderTest/class_with_array_properties.php
@@ -43,15 +43,4 @@ class SomeClass extends Some
     public array $bool = [
         true,
     ];
-
-    public function __construct()
-    {
-        if ($boolProperty) {
-            $nullProperty = null;
-        }
-    }
-
-    public function someMethod(): void
-    {
-    }
 }
diff --git a/tests/fixtures/PHPFileBuilderTest/class_with_array_properties_removed.php b/tests/fixtures/PHPFileBuilderTest/class_with_array_properties_removed.php
index 4dfca03..9d5b208 100644
--- a/tests/fixtures/PHPFileBuilderTest/class_with_array_properties_removed.php
+++ b/tests/fixtures/PHPFileBuilderTest/class_with_array_properties_removed.php
@@ -25,15 +25,4 @@ class SomeClass extends Some
         'arrayProperty2' => [1, 2, 3],
     ];
     public array $notArray = [];
-
-    public function __construct()
-    {
-        if ($boolProperty) {
-            $nullProperty = null;
-        }
-    }
-
-    public function someMethod(): void
-    {
-    }
 }
diff --git a/tests/fixtures/PHPFileBuilderTest/class_with_properties.php b/tests/fixtures/PHPFileBuilderTest/class_with_properties.php
index 1a8101c..d5b9e67 100644
--- a/tests/fixtures/PHPFileBuilderTest/class_with_properties.php
+++ b/tests/fixtures/PHPFileBuilderTest/class_with_properties.php
@@ -34,15 +34,4 @@ class SomeClass extends Some
     ];
     public array $notArray = [];
     public string $newString = 'some string';
-
-    public function __construct()
-    {
-        if ($boolProperty) {
-            $nullProperty = null;
-        }
-    }
-
-    public function someMethod(): void
-    {
-    }
 }
diff --git a/tests/fixtures/PHPFileBuilderTest/class_with_properties_and_method_unchanged.php b/tests/fixtures/PHPFileBuilderTest/class_with_properties_and_method_unchanged.php
new file mode 100644
index 0000000..e656bbc
--- /dev/null
+++ b/tests/fixtures/PHPFileBuilderTest/class_with_properties_and_method_unchanged.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace RonasIT\Larabuilder\Tests\Support;
+
+use Some;
+
+class SomeClass extends Some
+{
+    use SomeTrait;
+
+    public const STATUS_ACTIVE = 'active';
+    public const STATUS_ACTIVE1 = 'active';
+
+    public string $stringProperty = 'some value';
+    public bool $boolProperty = false;
+    public array $arrayProperty = ['element' => 'value'];
+    public int $intProperty;
+    public float $floatProperty;
+    public $nullProperty = null;
+    protected array $tags = ['one', 'two', 3, true, 5.5, 78.4];
+    protected array $fillable = [
+        'name',
+        'email',
+    ];
+    public array $newMultiArrayProperty = [
+        'arrayProperty' => [0 => 1, 1 => 'string', 2 => true],
+        'arrayProperty2' => [1, 2, 3],
+        'arrayProperty3' => ['key1' => 5, 'key2' => 3.67, 'key3' => false, 'key4' => 'test', 'key5' => [10, true, 'foo'], 'key6' => null],
+        'string1',
+    ];
+    public array $notArray = [];
+
+    public function __construct()
+    {
+        if ($boolProperty) {
+            $nullProperty = null;
+        }
+    }
+
+    public function someMethod(): void
+    {
+    }
+}
diff --git a/tests/fixtures/PHPFileBuilderTest/enum_without_method_with_added_method.php b/tests/fixtures/PHPFileBuilderTest/enum_without_method_with_added_method.php
new file mode 100644
index 0000000..d834bb7
--- /dev/null
+++ b/tests/fixtures/PHPFileBuilderTest/enum_without_method_with_added_method.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace App\Enums;
+
+use RonasIT\Support\Traits\EnumTrait;
+
+enum StatusEnum: string
+{
+    use EnumTrait;
+
+    case Paid = 'paid';
+    case Error = 'error';
+
+    public static function updatableStatuses(): array
+    {
+        return [
+            self::Paid,
+        ];
+    }
+}