check if a mutex can be created (#19466)

themsaid · taylorotwell · commit b2d9b4697f2a · 2017-06-02T20:22:51.000-05:00
diff --git a/src/Illuminate/Console/Scheduling/CallbackEvent.php b/src/Illuminate/Console/Scheduling/CallbackEvent.php
@@ -55,8 +55,9 @@ public function __construct(Mutex $mutex, $callback, array $parameters = [])
      */
     public function run(Container $container)
     {
-        if ($this->description) {
-            $this->mutex->create($this);
+        if ($this->description && $this->withoutOverlapping &&
+            ! $this->mutex->create($this)) {
+            return;
         }
 
         try {

Original file line number	Diff line number	Diff line change
`@@ -55,8 +55,9 @@ public function __construct(Mutex $mutex, $callback, array $parameters = [])`
`55`	`55`	`*/`
`56`	`56`	`public function run(Container $container)`
`57`	`57`	`{`
`58`		`- if ($this->description) {`
`59`		`- $this->mutex->create($this);`
	`58`	`+ if ($this->description && $this->withoutOverlapping &&`
	`59`	`+ ! $this->mutex->create($this)) {`
	`60`	`+ return;`
`60`	`61`	`}`
`61`	`62`
`62`	`63`	`try {`