<?php
/* $Id$ */
namespace Mammut\DB\Sql;

(defined('MAMMUT') && (basename(__FILE__) != basename($_SERVER['PHP_SELF']))) or die('ACCESS DENIED');


/**
 * Trait that adds the "LIMIT" context to queries
 *
 * @author Stefan Daurer <s.daurer@q-spot.org>
 * @package Mammut\DB\Sql
 */
trait Limitable {

	/**
	 * Limit the number of rows affected by the query
	 * 
	 * @param int $limit        	
	 * @return $this
	 */
	public function limit($limit) {
		if(!is_numeric($limit))
			throw new \InvalidArgumentException(sprintf('%s expects parameter to be numeric, "%s" given', __METHOD__, (is_object($limit) ? get_class($limit) : gettype($limit))));
		$this->setup[self::LIMIT] = $limit;
		return $this;
	}
}