Laravel class to get enum values

CostumSql.php

<?php
namespace App;
use Illuminate\Support\Facades\DB;


class CostumSql {

		protected $_table;

		public function __construct($table_name){
			$this->_table = $table_name;

		}
		public function getEnumValues($field=''){
			$type = DB::select( DB::raw('SHOW COLUMNS FROM '.$this->_table.' WHERE Field = "'.$field.'"') )[0]->Type;
			preg_match('/^enum\((.*)\)$/', $type, $matches);
			$enum = array();
			foreach (explode(',', $matches[1]) as $value) {
				$v = trim( $value,"'");
				$enum[] = $v;
		}
		return $enum;
	}
}