<?php namespace Illuminate\Database\PDO\Concerns; use Illuminate\Database\PDO\Connection; use PDO; trait ConnectsToDatabase { /** * Create a new database connection. * * @param array $params * @return \Illuminate\Database\PDO\Connection */ public function connect(array $params) { if (! isset($params['pdo']) || ! $params['pdo'] instanceof PDO) { throw new \InvalidArgumentException('Laravel requires the "pdo" property to be set and be a PDO instance.'); } return new Connection($params['pdo']); } }