Merge pull request #71 from osavchenko/allow_null_in_equals

allow null in equals
myclabs · May 9, 2018 · 8c5649e · 8c5649e
2 parents ca4a819 + 0f87634
commit 8c5649e
Show file tree

Hide file tree

Showing 2 changed files with 3 additions and 2 deletions.
diff --git a/src/Enum.php b/src/Enum.php
@@ -80,9 +80,9 @@ public function __toString()
      *
      * @return bool True if Enums are equal, false if not equal
      */
-    final public function equals(Enum $enum)
+    final public function equals(Enum $enum = null)
     {
-        return $this->getValue() === $enum->getValue() && get_called_class() == get_class($enum);
+        return $enum !== null && $this->getValue() === $enum->getValue() && get_called_class() == get_class($enum);
     }
 
     /**

diff --git a/tests/EnumTest.php b/tests/EnumTest.php
@@ -223,6 +223,7 @@ public function testEquals()
         $this->assertTrue($foo->equals($foo));
         $this->assertFalse($foo->equals($number));
         $this->assertTrue($foo->equals($anotherFoo));
+        $this->assertFalse($foo->equals(null));
     }
 
     /**