Merge pull request #33 from TheDragonCode/2.x

Added `toJson` method

src/Concerns/To.php

@@ -0,0 +1,13 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DragonCode\SimpleDataTransferObject\Concerns;
+
+trait To
+{
+    public function toJson($flags = JSON_UNESCAPED_UNICODE): string
+    {
+        return json_encode($this->toArray(), $flags);
+    }
+}

src/DataTransferObject.php

@@ -8,6 +8,7 @@
 use DragonCode\SimpleDataTransferObject\Concerns\Castable;
 use DragonCode\SimpleDataTransferObject\Concerns\From;
 use DragonCode\SimpleDataTransferObject\Concerns\Reflection;
+use DragonCode\SimpleDataTransferObject\Concerns\To;
 use DragonCode\Support\Concerns\Makeable;
 use DragonCode\Support\Facades\Helpers\Arr;
 use DragonCode\Support\Facades\Helpers\Str;
@@ -23,6 +24,7 @@ abstract class DataTransferObject implements Contract
     use From;
     use Makeable;
     use Reflection;
+    use To;
 
     protected $map = [];
 

tests/Unit/ToJsonTest.php

@@ -0,0 +1,24 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit;
+
+use Tests\Fixtures\Simple;
+use Tests\TestCase;
+
+class ToJsonTest extends TestCase
+{
+    public function testToJson()
+    {
+        $object = new Simple([
+            'foo' => $this->foo,
+            'bar' => $this->bar,
+            'baz' => $this->baz,
+        ]);
+
+        $this->assertJson($object->toJson());
+
+        $this->assertSame('{"foo":"Foo"}', $object->toJson());
+    }
+}