Description:
------------
class a {
    protected function method_a(someClass $obj)
    {
      /// some code
    }
}

$a = new a();
$a->method_a('hellow');
//this throws an error


Test script:
---------------
class a {
    protected function method_a(someClass $obj)
    {
      /// some code
    }
}

$a = new a();
$a->method_a('hellow');
//this throws an error

Expected result:
----------------
could be grate if there is possiblity to write like

class a {
    protected function method_a(someClass $obj) throws someException
    {
      /// some code
    }
}
try {
   $a = new a();
   $a->method_a('hellow');
}catch (someException $e){
   //catch exception
}

Actual result:
--------------
throwing fatal error