name : ValidatesInput.php <?php namespace Statamic\Console; use Illuminate\Support\Facades\Validator; trait ValidatesInput { /** * Check if input fails a set of validation rules, and if so print an error. * * @param string $input * @param mixed $rules * @return bool */ private function validationFails($input, $rules) { $validator = Validator::make(['input' => $input], ['input' => $rules]); if ($validator->passes()) { return false; } $this->components->error($validator->errors()->first()); return true; } }