Fixed deprecated notice when using class type hinting (issue: #538)

src/Pecee/Http/Input/InputFile.php

@@ -165,7 +165,7 @@ class InputFile implements IInputItem
      * @param string $name
      * @return static
      */
-    public function setFilename($name): IInputItem
+    public function setFilename(string $name): IInputItem
     {
         $this->filename = $name;
 
@@ -188,7 +188,7 @@ class InputFile implements IInputItem
      * @param string $destination
      * @return bool
      */
-    public function move($destination): bool
+    public function move(string $destination): bool
     {
         return move_uploaded_file($this->tmpName, $destination);
     }
@@ -226,10 +226,10 @@ class InputFile implements IInputItem
     /**
      * Set error
      *
-     * @param int $error
+     * @param int|null $error
      * @return static
      */
-    public function setError($error): IInputItem
+    public function setError(?int $error): IInputItem
     {
         $this->errors = (int)$error;
 
@@ -249,7 +249,7 @@ class InputFile implements IInputItem
      * @param string $name
      * @return static
      */
-    public function setTmpName($name): IInputItem
+    public function setTmpName(string $name): IInputItem
     {
         $this->tmpName = $name;
 
@@ -261,7 +261,7 @@ class InputFile implements IInputItem
         return $this->getTmpName();
     }
 
-    public function getValue()
+    public function getValue(): string
     {
         return $this->getFilename();
     }

src/Pecee/Http/Input/InputHandler.php

@@ -147,7 +147,7 @@ class InputHandler
      * @param array|null $original
      * @return array
      */
-    protected function rearrangeFile(array $values, &$index, $original): array
+    protected function rearrangeFile(array $values, array &$index, ?array $original): array
     {
         $originalIndex = $index[0];
         array_shift($index);

src/Pecee/SimpleRouter/Route/LoadableRoute.php

@@ -55,7 +55,6 @@ abstract class LoadableRoute extends Route implements ILoadableRoute
     public function matchRegex(Request $request, $url): ?bool
     {
         /* Match on custom defined regular expression */
-
         if ($this->regex === null) {
             return null;
         }

src/Pecee/SimpleRouter/Route/Route.php

@@ -76,6 +76,11 @@ abstract class Route implements IRoute
         if (is_callable($callback) === true) {
             $router->debug('Executing callback');
 
+            /* Load class from type hinting */
+            if (is_array($callback) === true && isset($callback[0], $callback[1]) === true) {
+                $callback[0] = $router->getClassLoader()->loadClass($callback[0]);
+            }
+
             /* When the callback is a function */
             return $router->getClassLoader()->loadClosure($callback, $parameters);
         }
@@ -244,6 +249,7 @@ abstract class Route implements IRoute
         $this->group = $group;
 
         /* Add/merge parent settings with child */
+
         return $this->setSettings($group->toArray(), true);
     }
 
@@ -576,6 +582,7 @@ abstract class Route implements IRoute
     public function setFilterEmptyParams(bool $enabled): IRoute
     {
         $this->filterEmptyParams = $enabled;
+
         return $this;
     }