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<?php
namespace Shrikeh\Collection;
use Shrikeh\Collection\Exception\ClosedOuterIterator;
/**
* Trait ClosedOuterIteratorTrait
* @package Shrikeh\Collection
*/
trait ClosedOuterIteratorTrait
{
* Remove access to the interface-defined getInnerIterator(), therefore
* enforcing immutability.
*
* @throws ClosedOuterIterator
final public function getInnerIterator()
$msg = 'Collection %s does not allow access to the inner iterator.';
$this->throwClosedOuterIterator(sprintf($msg, static::class));
}
* @param $msg The message in the exception.
private function throwClosedOuterIterator($msg)
throw new ClosedOuterIterator($msg);
shrikeh /
php-immutable-collections
