Explicitly reject empty lists for concurrent connections

clue · clue · commit b62b4401b862 · 2016-05-30T13:08:07.000+02:00
diff --git a/src/Multiple/ConnectionManagerConcurrent.php b/src/Multiple/ConnectionManagerConcurrent.php
@@ -10,6 +10,10 @@ class ConnectionManagerConcurrent extends ConnectionManagerConsecutive
 {
     public function create($host, $port)
     {
+        if (!$this->managers) {
+            return Promise\reject(new \UnderflowException('No managers to try to connect through'));
+        }
+
         $all = array();
         foreach ($this->managers as $connector) {
             /* @var $connection Connector */

Original file line number	Diff line number	Diff line change
`@@ -10,6 +10,10 @@ class ConnectionManagerConcurrent extends ConnectionManagerConsecutive`
`10`	`10`	`{`
`11`	`11`	`public function create($host, $port)`
`12`	`12`	`{`
	`13`	`+ if (!$this->managers) {`
	`14`	`+ return Promise\reject(new \UnderflowException('No managers to try to connect through'));`
	`15`	`+ }`
	`16`	`+`
`13`	`17`	`$all = array();`
`14`	`18`	`foreach ($this->managers as $connector) {`
`15`	`19`	`/* @var $connection Connector */`