fix ErrorExcception in CacheWarmerAggregate

Ahummeling · Ahummeling · commit 2eaa19f46fb2 · 2021-10-29T11:47:31.000+02:00
diff --git a/src/Symfony/Component/HttpKernel/CacheWarmer/CacheWarmerAggregate.php b/src/Symfony/Component/HttpKernel/CacheWarmer/CacheWarmerAggregate.php
@@ -102,7 +102,9 @@ public function warmUp($cacheDir)
 
                 if (file_exists($this->deprecationLogsFilepath)) {
                     $previousLogs = unserialize(file_get_contents($this->deprecationLogsFilepath));
-                    $collectedLogs = array_merge($previousLogs, $collectedLogs);
+                    if (\is_array($previousLogs)) {
+                        $collectedLogs = array_merge($previousLogs, $collectedLogs);
+                    }
                 }
 
                 file_put_contents($this->deprecationLogsFilepath, serialize(array_values($collectedLogs)));

Original file line number	Diff line number	Diff line change
`@@ -102,7 +102,9 @@ public function warmUp($cacheDir)`
`102`	`102`
`103`	`103`	`if (file_exists($this->deprecationLogsFilepath)) {`
`104`	`104`	`$previousLogs = unserialize(file_get_contents($this->deprecationLogsFilepath));`
`105`		`- $collectedLogs = array_merge($previousLogs, $collectedLogs);`
	`105`	`+ if (\is_array($previousLogs)) {`
	`106`	`+ $collectedLogs = array_merge($previousLogs, $collectedLogs);`
	`107`	`+ }`
`106`	`108`	`}`
`107`	`109`
`108`	`110`	`file_put_contents($this->deprecationLogsFilepath, serialize(array_values($collectedLogs)));`