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<?php
namespace Pulsar;
use ArrayAccess;
use ArrayIterator;
use Countable;
use Exception;
use IteratorAggregate;
/**
* Represents a collection of models.
*/
class Collection implements ArrayAccess, Countable, IteratorAggregate
{
* @var Model[]
private $models;
* @param Model[] $models
public function __construct(array $models)
$this->models = $models;
}
public function getIterator()
return new ArrayIterator($this->models);
public function offsetExists($offset)
return isset($this->models[$offset]);
public function offsetGet($offset)
return $this->models[$offset];
public function offsetSet($offset, $value)
// collections are immutable
throw new Exception('Cannot perform set on immutable Collection');
public function offsetUnset($offset)
throw new Exception('Cannot perform unset on immutable Collection');
public function count()
return count($this->models);
jaredtking /
pulsar
