Added EnumInterface

Author: Petr Knap

src/Enum/AbstractEnum.php

@@ -12,7 +12,7 @@
  * @package PetrKnap\Php\Enum
  * @license https://github.com/petrknap/php-enum/blob/master/LICENSE MIT
  */
-abstract class AbstractEnum
+abstract class AbstractEnum implements EnumInterface
 {
     /**
      * @var self[][]
@@ -78,19 +78,15 @@ public static function __callStatic($memberName, array $args)
     }
 
     /**
-     * Returns member name
-     *
-     * @return string
+     * @inheritdoc
      */
     public function getName()
     {
         return $this->memberName;
     }
 
     /**
-     * Returns member value
-     *
-     * @return mixed
+     * @inheritdoc
      */
     public function getValue()
     {

src/Enum/EnumInterface.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace PetrKnap\Php\Enum;
+
+interface EnumInterface
+{
+    /**
+     * Returns member name
+     *
+     * @return string
+     */
+    public function getName();
+
+    /**
+     * Returns member value
+     *
+     * @return mixed
+     */
+    public function getValue();
+}