Merge pull request #3 from KurtThiemann/io-exception-previous

Allow passing previous exception to IOException constructor

Author: matthi4s

src/Exception/IOException.php

@@ -4,6 +4,7 @@
 
 use Aternos\IO\Interfaces\IOElementInterface;
 use Exception;
+use Throwable;
 
 /**
  * Class IOException
@@ -17,10 +18,15 @@ class IOException extends Exception
     /**
      * @param string $message
      * @param IOElementInterface|null $element
+     * @param Throwable|null $previous
      */
-    public function __construct(string $message = "", protected IOElementInterface|null $element = null)
+    public function __construct(
+        string $message = "",
+        protected IOElementInterface|null $element = null,
+        ?Throwable $previous = null
+    )
     {
-        parent::__construct($message);
+        parent::__construct($message, previous: $previous);
     }
 
     /**
@@ -30,4 +36,4 @@ public function getIOElement(): ?IOElementInterface
     {
         return $this->element;
     }
-}
+}

test/Unit/Exception/IOExceptionTest.php

@@ -20,4 +20,11 @@ public function testGetElement(): void
         $exception = new IOException("test", $element);
         $this->assertSame($element, $exception->getIOElement());
     }
-}
+
+    public function testGetPrevious(): void
+    {
+        $previous = new \Exception("previous");
+        $exception = new IOException("test", null, $previous);
+        $this->assertSame($previous, $exception->getPrevious());
+    }
+}