Upgrade coding standard

Author: natanfelles

composer.json

@@ -45,7 +45,7 @@
     },
     "require-dev": {
         "ext-xdebug": "*",
-        "aplus/coding-standard": "^2.1",
+        "aplus/coding-standard": "^2.8",
         "ergebnis/composer-normalize": "^2.25",
         "jetbrains/phpstorm-attributes": "^1.0",
         "phpmd/phpmd": "^2.13",

src/ExceptionHandler.php

@@ -52,8 +52,8 @@ class ExceptionHandler
      */
     public function __construct(
         string $environment = ExceptionHandler::PRODUCTION,
-        Logger $logger = null,
-        Language $language = null
+        ?Logger $logger = null,
+        ?Language $language = null
     ) {
         $this->setEnvironment($environment);
         if ($logger) {
@@ -89,7 +89,7 @@ public function getLogger() : ?Logger
         return $this->logger;
     }
 
-    public function setLanguage(Language $language = null) : static
+    public function setLanguage(?Language $language = null) : static
     {
         $this->language = $language ?? new Language();
         $this->language->addDirectory(__DIR__ . '/Languages');
@@ -268,8 +268,8 @@ protected function log(string $message) : void
     public function errorHandler(
         int $errno,
         string $errstr,
-        string $errfile = null,
-        int $errline = null
+        ?string $errfile = null,
+        ?int $errline = null
     ) : bool {
         if (!(\error_reporting() & $errno)) {
             return true;

src/SearchEngines.php

@@ -32,7 +32,7 @@ class SearchEngines
     ];
     protected string $current = 'google';
 
-    public function __construct(string $current = null)
+    public function __construct(?string $current = null)
     {
         if (isset($current)) {
             $this->setCurrent($current);
@@ -80,7 +80,7 @@ public function getCurrentUrl() : string
         return $this->getUrl($this->getCurrent());
     }
 
-    public function makeLink(string $query, string $name = null) : string
+    public function makeLink(string $query, ?string $name = null) : string
     {
         $link = isset($name) ? $this->getUrl($name) : $this->getCurrentUrl();
         return $link . \urlencode($query);