Adding upstream version 0.11.0.upstream/0.11.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 52 insertions, 0 deletions

diff --git a/vendor/clue/connection-manager-extra/src/ConnectionManagerRepeat.php b/vendor/clue/connection-manager-extra/src/ConnectionManagerRepeat.php
new file mode 100644
index 0000000..10f3f5a
--- /dev/null
+++ b/vendor/clue/connection-manager-extra/src/ConnectionManagerRepeat.php
@@ -0,0 +1,52 @@
+<?php
+
+namespace ConnectionManager\Extra;
+
+use React\Socket\ConnectorInterface;
+use InvalidArgumentException;
+use Exception;
+use React\Promise\Promise;
+use React\Promise\CancellablePromiseInterface;
+
+class ConnectionManagerRepeat implements ConnectorInterface
+{
+    protected $connectionManager;
+    protected $maximumTries;
+
+    public function __construct(ConnectorInterface $connectionManager, $maximumTries)
+    {
+        if ($maximumTries < 1) {
+            throw new InvalidArgumentException('Maximum number of tries must be >= 1');
+        }
+        $this->connectionManager = $connectionManager;
+        $this->maximumTries = $maximumTries;
+    }
+
+    public function connect($uri)
+    {
+        $tries = $this->maximumTries;
+        $connector = $this->connectionManager;
+
+        return new Promise(function ($resolve, $reject) use ($uri, &$pending, &$tries, $connector) {
+            $try = function ($error = null) use (&$try, &$pending, &$tries, $uri, $connector, $resolve, $reject) {
+                if ($tries > 0) {
+                    --$tries;
+                    $pending = $connector->connect($uri);
+                    $pending->then($resolve, $try);
+                } else {
+                    $reject(new Exception('Connection still fails even after retrying', 0, $error));
+                }
+            };
+
+            $try();
+        }, function ($_, $reject) use (&$pending, &$tries) {
+            // stop retrying, reject results and cancel pending attempt
+            $tries = 0;
+            $reject(new \RuntimeException('Cancelled'));
+
+            if ($pending instanceof CancellablePromiseInterface) {
+                $pending->cancel();
+            }
+        });
+    }
+}