wpfunnels / vendor / league / flysystem / src / DirectoryListing.php

DirectoryListing.php in WPFunnels – Funnel Builder for WooCommerce with Checkout & One Click Upsell 3.12.3, at vendor/league/flysystem/src/DirectoryListing.php

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1	<?php
2
3	declare(strict_types=1);
4
5	namespace League\Flysystem;
6
7	use ArrayIterator;
8	use Generator;
9	use IteratorAggregate;
10	use Traversable;
11
12	/**
13	* @template T
14	*/
15	class DirectoryListing implements IteratorAggregate
16	{
17	/**
18	* @param iterable<T> $listing
19	*/
20	public function __construct(private iterable $listing)
21	{
22	}
23
24	/**
25	* @param callable(T): bool $filter
26	*
27	* @return DirectoryListing<T>
28	*/
29	public function filter(callable $filter): DirectoryListing
30	{
31	$generator = (static function (iterable $listing) use ($filter): Generator {
32	foreach ($listing as $item) {
33	if ($filter($item)) {
34	yield $item;
35	}
36	}
37	})($this->listing);
38
39	return new DirectoryListing($generator);
40	}
41
42	/**
43	* @template R
44	*
45	* @param callable(T): R $mapper
46	*
47	* @return DirectoryListing<R>
48	*/
49	public function map(callable $mapper): DirectoryListing
50	{
51	$generator = (static function (iterable $listing) use ($mapper): Generator {
52	foreach ($listing as $item) {
53	yield $mapper($item);
54	}
55	})($this->listing);
56
57	return new DirectoryListing($generator);
58	}
59
60	/**
61	* @return DirectoryListing<T>
62	*/
63	public function sortByPath(): DirectoryListing
64	{
65	$listing = $this->toArray();
66
67	usort($listing, function (StorageAttributes $a, StorageAttributes $b) {
68	return $a->path() <=> $b->path();
69	});
70
71	return new DirectoryListing($listing);
72	}
73
74	/**
75	* @return Traversable<T>
76	*/
77	public function getIterator(): Traversable
78	{
79	return $this->listing instanceof Traversable
80	? $this->listing
81	: new ArrayIterator($this->listing);
82	}
83
84	/**
85	* @return T[]
86	*/
87	public function toArray(): array
88	{
89	return $this->listing instanceof Traversable
90	? iterator_to_array($this->listing, false)
91	: (array) $this->listing;
92	}
93	}
94