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AddressCollection.php
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85 lines (69 loc) · 1.74 KB
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<?php
declare(strict_types=1);
/*
* This file is part of the Geocoder package.
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*
* @license MIT License
*/
namespace Geocoder\Model;
use Geocoder\Collection;
use Geocoder\Exception\CollectionIsEmpty;
use Geocoder\Exception\OutOfBounds;
use Geocoder\Location;
final class AddressCollection implements Collection
{
/**
* @var Location[]
*/
private $locations;
/**
* @param Location[] $locations
*/
public function __construct(array $locations = [])
{
$this->locations = array_values($locations);
}
public function getIterator(): \Traversable
{
return new \ArrayIterator($this->all());
}
public function count(): int
{
return count($this->locations);
}
public function first(): Location
{
if ([] === $this->locations) {
throw new CollectionIsEmpty();
}
return reset($this->locations);
}
public function isEmpty(): bool
{
return [] === $this->locations;
}
/**
* @return Location[]
*/
public function slice(int $offset, ?int $length = null)
{
return array_slice($this->locations, $offset, $length);
}
public function has(int $index): bool
{
return isset($this->locations[$index]);
}
public function get(int $index): Location
{
if (!isset($this->locations[$index])) {
throw new OutOfBounds(sprintf('The index "%s" does not exist in this collection.', $index));
}
return $this->locations[$index];
}
public function all(): array
{
return $this->locations;
}
}