DX: fix phpstan errors

src/Bundle/ChillMainBundle/Pagination/Paginator.php

@@ -26,21 +26,21 @@ class Paginator implements PaginatorInterface
      *
      * @var int
      */
-    protected $currentPageNumber;
+    protected int $currentPageNumber;
 
     /**
      * the number of items on a single page.
      *
      * @var int
      */
-    protected $itemPerPage;
+    protected int $itemPerPage;
 
     /**
      * the key in the GET parameter to indicate the number of item per page.
      *
      * @var string
      */
-    protected $itemPerPageKey;
+    protected string $itemPerPageKey;
 
     /**
      * the key in the GET parameter to indicate the page number in
@@ -48,45 +48,45 @@ class Paginator implements PaginatorInterface
      *
      * @var string
      */
-    protected $pageKey;
+    protected string $pageKey;
 
     /**
      * the route of the pages.
      *
      * @var string
      */
-    protected $route;
+    protected string $route;
 
     /**
      * the parameters of the route.
      *
      * @var string[]
      */
-    protected $routeParameters;
+    protected array $routeParameters;
 
     /**
      * The number of total items.
      *
      * @var int
      */
-    protected $totalItems;
+    protected int $totalItems;
 
     /**
      * the generator for url.
      *
      * @var UrlGeneratorInterface
      */
-    protected $urlGenerator;
+    protected UrlGeneratorInterface $urlGenerator;
 
     public function __construct(
-        $totalItems,
-        $itemPerPage,
-        $currentPageNumber,
-        $route,
+        int $totalItems,
+        int $itemPerPage,
+        int $currentPageNumber,
+        string $route,
         array $routeParameters,
         UrlGeneratorInterface $urlGenerator,
-        $pageKey,
-        $itemPerPageKey
+        string $pageKey,
+        string $itemPerPageKey
     ) {
         $this->totalItems = $totalItems;
         $this->itemPerPage = $itemPerPage;
@@ -98,12 +98,12 @@ class Paginator implements PaginatorInterface
         $this->itemPerPageKey = $itemPerPageKey;
     }
 
-    public function count()
+    public function count(): int
     {
         return $this->countPages();
     }
 
-    public function countPages()
+    public function countPages(): int
     {
         if (0 === $this->itemPerPage) {
             return 1;
@@ -122,20 +122,17 @@ class Paginator implements PaginatorInterface
         return 0 === $nb ? 1 : (int) $nb;
     }
 
-    /**
-     * @return \Chill\MainBundle\Pagination\Page
-     */
-    public function getCurrentPage()
+    public function getCurrentPage(): Page
     {
         return $this->getPage($this->currentPageNumber);
     }
 
-    public function getCurrentPageFirstItemNumber()
+    public function getCurrentPageFirstItemNumber(): int
     {
         return $this->getCurrentPage()->getFirstItemNumber();
     }
 
-    public function getItemsPerPage()
+    public function getItemsPerPage(): int
     {
         return $this->itemPerPage;
     }
@@ -145,7 +142,7 @@ class Paginator implements PaginatorInterface
      *
      * @return \Chill\MainBundle\Pagination\Page
      */
-    public function getNextPage()
+    public function getNextPage(): Page
     {
         if (!$this->hasNextPage()) {
             throw new RuntimeException('this page has no next page');
@@ -155,11 +152,10 @@ class Paginator implements PaginatorInterface
     }
 
     /**
-     * @param type $number
      *
      * @return \Chill\MainBundle\Pagination\Page
      */
-    public function getPage($number)
+    public function getPage(int $number): Page
     {
         if (!$this->hasPage($number)) {
             throw new RuntimeException("The page with number {$number} does not "
@@ -179,7 +175,7 @@ class Paginator implements PaginatorInterface
         );
     }
 
-    public function getPagesGenerator()
+    public function getPagesGenerator(): iterable
     {
         for ($i = 1; $this->countPages() >= $i; ++$i) {
             yield $this->getPage($i);
@@ -191,7 +187,7 @@ class Paginator implements PaginatorInterface
      *
      * @return \Chill\MainBundle\Pagination\Page
      */
-    public function getPreviousPage()
+    public function getPreviousPage(): PageInterface
     {
         if (!$this->hasPreviousPage()) {
             throw new RuntimeException('this page has no previous page');
@@ -200,7 +196,7 @@ class Paginator implements PaginatorInterface
         return $this->getPage($this->currentPageNumber - 1);
     }
 
-    public function getTotalItems()
+    public function getTotalItems(): int
     {
         return $this->totalItems;
     }
@@ -208,12 +204,12 @@ class Paginator implements PaginatorInterface
     /**
      * @return bool
      */
-    public function hasNextPage()
+    public function hasNextPage(): bool
     {
         return $this->hasPage($this->currentPageNumber + 1);
     }
 
-    public function hasPage($number)
+    public function hasPage($number): bool
     {
         if (0 === $this->totalItems) {
             return 1 === $number;
@@ -226,18 +222,18 @@ class Paginator implements PaginatorInterface
     /**
      * @return bool
      */
-    public function hasPreviousPage()
+    public function hasPreviousPage(): bool
     {
         return $this->hasPage($this->currentPageNumber - 1);
     }
 
-    public function isCurrentPage(PageInterface $page)
+    public function isCurrentPage(PageInterface $page): bool
     {
         return $page->getNumber() === $this->currentPageNumber;
     }
 
-    public function setItemsPerPage($itemPerPage)
+    public function setItemsPerPage(int $itemsPerPage)
     {
-        $this->itemPerPage = $itemPerPage;
+        $this->itemPerPage = $itemsPerPage;
     }
 }