Create PHP error handler class

src/Arara/Process/Child.php

@@ -118,14 +118,9 @@ protected function setHandlerAlarm(array $context)
      *
      * @return void
      */
-    protected function setPhpErrorHandler()
+    protected function setHandlerErrorException()
     {
-        set_error_handler(
-            function ($severity, $message, $filename, $line) {
-                throw new ErrorException($message, 0, $severity, $filename, $line);
-            },
-            E_ALL & ~E_NOTICE
-        );
+        set_error_handler(new Handler\ErrorException(), E_ALL & ~E_NOTICE);
     }
 
     /**
@@ -194,7 +189,7 @@ public function start()
         );
 
         $this->setHandlerAlarm($context);
-        $this->setPhpErrorHandler();
+        $this->setHandlerErrorException();
         $this->run($context);
         restore_error_handler();
     }

src/Arara/Process/Handler/ErrorException.php

@@ -0,0 +1,11 @@
+<?php
+
+namespace Arara\Process\Handler;
+
+class ErrorException
+{
+    public function __invoke($severity, $message, $filename, $line)
+    {
+        throw new \ErrorException($message, 0, $severity, $filename, $line);
+    }
+}

tests/Arara/Process/Handler/ErrorExceptionTest.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace Arara\Process\Handler;
+
+use Arara\Process\Control;
+
+/**
+ * @covers Arara\Process\Handler\ErrorException
+ */
+class ErrorExceptionTest extends \TestCase
+{
+    /**
+     * @expectedException ErrorException
+     * @expectedExceptionMessage Some message
+     */
+    public function testShouldThrowsErrorExceptionWhenCalled()
+    {
+        $handler = new ErrorException();
+        $handler(E_ERROR, 'Some message', __FILE__, __LINE__);
+    }
+}