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authorAnton Luka Šijanec <anton@sijanec.eu>2022-01-11 12:35:47 +0100
committerAnton Luka Šijanec <anton@sijanec.eu>2022-01-11 12:35:47 +0100
commit19985dbb8c0aa66dc4bf7905abc1148de909097d (patch)
tree2cd5a5d20d7e80fc2a51adf60d838d8a2c40999e /vendor/guzzlehttp/promises/src/Create.php
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Diffstat (limited to 'vendor/guzzlehttp/promises/src/Create.php')
-rw-r--r--vendor/guzzlehttp/promises/src/Create.php84
1 files changed, 84 insertions, 0 deletions
diff --git a/vendor/guzzlehttp/promises/src/Create.php b/vendor/guzzlehttp/promises/src/Create.php
new file mode 100644
index 0000000..8d038e9
--- /dev/null
+++ b/vendor/guzzlehttp/promises/src/Create.php
@@ -0,0 +1,84 @@
+<?php
+
+namespace GuzzleHttp\Promise;
+
+final class Create
+{
+ /**
+ * Creates a promise for a value if the value is not a promise.
+ *
+ * @param mixed $value Promise or value.
+ *
+ * @return PromiseInterface
+ */
+ public static function promiseFor($value)
+ {
+ if ($value instanceof PromiseInterface) {
+ return $value;
+ }
+
+ // Return a Guzzle promise that shadows the given promise.
+ if (is_object($value) && method_exists($value, 'then')) {
+ $wfn = method_exists($value, 'wait') ? [$value, 'wait'] : null;
+ $cfn = method_exists($value, 'cancel') ? [$value, 'cancel'] : null;
+ $promise = new Promise($wfn, $cfn);
+ $value->then([$promise, 'resolve'], [$promise, 'reject']);
+ return $promise;
+ }
+
+ return new FulfilledPromise($value);
+ }
+
+ /**
+ * Creates a rejected promise for a reason if the reason is not a promise.
+ * If the provided reason is a promise, then it is returned as-is.
+ *
+ * @param mixed $reason Promise or reason.
+ *
+ * @return PromiseInterface
+ */
+ public static function rejectionFor($reason)
+ {
+ if ($reason instanceof PromiseInterface) {
+ return $reason;
+ }
+
+ return new RejectedPromise($reason);
+ }
+
+ /**
+ * Create an exception for a rejected promise value.
+ *
+ * @param mixed $reason
+ *
+ * @return \Exception|\Throwable
+ */
+ public static function exceptionFor($reason)
+ {
+ if ($reason instanceof \Exception || $reason instanceof \Throwable) {
+ return $reason;
+ }
+
+ return new RejectionException($reason);
+ }
+
+ /**
+ * Returns an iterator for the given value.
+ *
+ * @param mixed $value
+ *
+ * @return \Iterator
+ */
+ public static function iterFor($value)
+ {
+ if ($value instanceof \Iterator) {
+ return $value;
+ }
+
+ if (is_array($value)) {
+ return new \ArrayIterator($value);
+ }
+
+ return new \ArrayIterator([$value]);
+ }
+}