Diff: STRATO-apps/wordpress_03/app/wp-content/plugins/tutor-pro/vendor/guzzlehttp/promises/src/Create.php

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1 -
1 + <?php
2 +
3 + declare(strict_types=1);
4 +
5 + namespace GuzzleHttp\Promise;
6 +
7 + final class Create
8 + {
9 + /**
10 + * Creates a promise for a value if the value is not a promise.
11 + *
12 + * @param mixed $value Promise or value.
13 + */
14 + public static function promiseFor($value): PromiseInterface
15 + {
16 + if ($value instanceof PromiseInterface) {
17 + return $value;
18 + }
19 +
20 + // Return a Guzzle promise that shadows the given promise.
21 + if (is_object($value) && method_exists($value, 'then')) {
22 + $wfn = method_exists($value, 'wait') ? [$value, 'wait'] : null;
23 + $cfn = method_exists($value, 'cancel') ? [$value, 'cancel'] : null;
24 + $promise = new Promise($wfn, $cfn);
25 + $value->then([$promise, 'resolve'], [$promise, 'reject']);
26 +
27 + return $promise;
28 + }
29 +
30 + return new FulfilledPromise($value);
31 + }
32 +
33 + /**
34 + * Creates a rejected promise for a reason if the reason is not a promise.
35 + * If the provided reason is a promise, then it is returned as-is.
36 + *
37 + * @param mixed $reason Promise or reason.
38 + */
39 + public static function rejectionFor($reason): PromiseInterface
40 + {
41 + if ($reason instanceof PromiseInterface) {
42 + return $reason;
43 + }
44 +
45 + return new RejectedPromise($reason);
46 + }
47 +
48 + /**
49 + * Create an exception for a rejected promise value.
50 + *
51 + * @param mixed $reason
52 + */
53 + public static function exceptionFor($reason): \Throwable
54 + {
55 + if ($reason instanceof \Throwable) {
56 + return $reason;
57 + }
58 +
59 + return new RejectionException($reason);
60 + }
61 +
62 + /**
63 + * Returns an iterator for the given value.
64 + *
65 + * @param mixed $value
66 + */
67 + public static function iterFor($value): \Iterator
68 + {
69 + if ($value instanceof \Iterator) {
70 + return $value;
71 + }
72 +
73 + if (is_array($value)) {
74 + return new \ArrayIterator($value);
75 + }
76 +
77 + return new \ArrayIterator([$value]);
78 + }
79 + }
80 +