Created AbstractTransformer

src/NwLaravel/Transformer/AbstractTransformer.php

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+<?php
+namespace NwLaravel\Transformer;
+
+use League\Fractal\TransformerAbstract;
+use \DateTime;
+
+/**
+ * Class AbstractTransformer
+ * @abstract
+ */
+abstract class AbstractTransformer extends TransformerAbstract
+{
+    /**
+     * @var boolean
+     */
+    protected $includeData = false;
+
+    /**
+     * Construct
+     *
+     * @param boolean $includeData Boolean Include Data
+     */
+    public function __construct($includeData = false)
+    {
+        $this->includeData = $includeData;
+    }
+
+    /**
+     * Has Include Data
+     *
+     * @return boolean
+     */
+    public function hasIncludeData()
+    {
+        return $this->includeData;
+    }
+
+    /**
+     * Format Date
+     *
+     * @param DateTime $date   Date Time
+     * @param string   $format String Format
+     *
+     * @return string
+     */
+    public function formatDate($date, $format)
+    {
+        if ($date instanceof DateTime) {
+            return $date->format($format);
+        }
+
+        return null;
+    }
+}

tests/Transformer/AbstractTransformerTest.php

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+<?php
+namespace Tests\Transformer;
+
+use Tests\TestCase;
+use Mockery as m;
+use NwLaravel\Transformer\AbstractTransformer;
+
+class AbstractTransformerTest extends TestCase
+{
+    public function testConstructInstanceOf()
+    {
+        $transformer = m::mock(AbstractTransformer::class.'[]');
+        $this->assertAttributeEquals(false, 'includeData', $transformer);
+        $this->assertFalse($transformer->hasIncludeData());
+    }
+
+    public function testMethods()
+    {
+        $transformer = m::mock(AbstractTransformer::class.'[]', [true]);
+
+        $this->assertAttributeEquals(true, 'includeData', $transformer);
+        $this->assertTrue($transformer->hasIncludeData());
+        $this->assertNull($transformer->formatDate('', 'd/m/Y'));
+        $this->assertEquals('04/12/1982', $transformer->formatDate(new \Datetime('1982-12-04'), 'd/m/Y'));
+    }
+}