Update to laravel 7

vendor/symfony/var-dumper/Server/Connection.php

@@ -23,6 +23,10 @@ class Connection
 {
     private $host;
     private $contextProviders;
+
+    /**
+     * @var resource|null
+     */
     private $socket;
 
     /**
@@ -31,7 +35,7 @@ class Connection
      */
     public function __construct(string $host, array $contextProviders = [])
     {
-        if (false === strpos($host, '://')) {
+        if (!str_contains($host, '://')) {
             $host = 'tcp://'.$host;
         }
 
@@ -64,7 +68,7 @@ class Connection
                 return true;
             }
             if (!$socketIsFresh) {
-                stream_socket_shutdown($this->socket, STREAM_SHUT_RDWR);
+                stream_socket_shutdown($this->socket, \STREAM_SHUT_RDWR);
                 fclose($this->socket);
                 $this->socket = $this->createSocket();
             }
@@ -78,7 +82,7 @@ class Connection
         return false;
     }
 
-    private static function nullErrorHandler($t, $m)
+    private static function nullErrorHandler(int $t, string $m)
     {
         // no-op
     }
@@ -87,7 +91,7 @@ class Connection
     {
         set_error_handler([self::class, 'nullErrorHandler']);
         try {
-            return stream_socket_client($this->host, $errno, $errstr, 3, STREAM_CLIENT_CONNECT | STREAM_CLIENT_ASYNC_CONNECT);
+            return stream_socket_client($this->host, $errno, $errstr, 3, \STREAM_CLIENT_CONNECT | \STREAM_CLIENT_ASYNC_CONNECT);
         } finally {
             restore_error_handler();
         }

vendor/symfony/var-dumper/Server/DumpServer.php

@@ -25,12 +25,16 @@ use Symfony\Component\VarDumper\Cloner\Stub;
 class DumpServer
 {
     private $host;
-    private $socket;
     private $logger;
 
+    /**
+     * @var resource|null
+     */
+    private $socket;
+
     public function __construct(string $host, LoggerInterface $logger = null)
     {
-        if (false === strpos($host, '://')) {
+        if (!str_contains($host, '://')) {
             $host = 'tcp://'.$host;
         }
 
@@ -41,7 +45,7 @@ class DumpServer
     public function start(): void
     {
         if (!$this->socket = stream_socket_server($this->host, $errno, $errstr)) {
-            throw new \RuntimeException(sprintf('Server start failed on "%s": %s %s.', $this->host, $errstr, $errno));
+            throw new \RuntimeException(sprintf('Server start failed on "%s": ', $this->host).$errstr.' '.$errno);
         }
     }
 
@@ -52,6 +56,10 @@ class DumpServer
         }
 
         foreach ($this->getMessages() as $clientId => $message) {
+            if ($this->logger) {
+                $this->logger->info('Received a payload from client {clientId}', ['clientId' => $clientId]);
+            }
+
             $payload = @unserialize(base64_decode($message), ['allowed_classes' => [Data::class, Stub::class]]);
 
             // Impossible to decode the message, give up.
@@ -71,7 +79,7 @@ class DumpServer
                 continue;
             }
 
-            list($data, $context) = $payload;
+            [$data, $context] = $payload;
 
             $callback($data, $context, $clientId);
         }