start\global.php

Validator::resolver(function($translator, $data, $rules, $messages){
    // echo 'Test from global.php';
    // var_dump($translator);
    // var_dump($data);
    // var_dump($rules);
    // var_dump($messages);
    // die();
    return new customValidation($translator, $data, $rules, $messages);
});

require app_path().'/customValidation.php';