Changes for Phpstan 1.8.0 (#2920)

Dependabot pushed changes. As usual for Phpstan, some changes to code are required.

phpstan-baseline.neon

@@ -1250,11 +1250,6 @@ parameters:
 			count: 2
 			path: src/PhpSpreadsheet/DefinedName.php
 
-		-
-			message: "#^Cannot use array destructuring on array\\|null\\.$#"
-			count: 1
-			path: src/PhpSpreadsheet/Helper/Dimension.php
-
 		-
 			message: "#^Cannot call method setBold\\(\\) on PhpOffice\\\\PhpSpreadsheet\\\\Style\\\\Font\\|null\\.$#"
 			count: 1

src/PhpSpreadsheet/Helper/Dimension.php

@@ -57,8 +57,10 @@ class Dimension
 
     public function __construct(string $dimension)
     {
+        // @phpstan-ignore-next-line
         [$size, $unit] = sscanf($dimension, '%[1234567890.]%s');
         $unit = strtolower(trim($unit ?? ''));
+        $size = (float) $size;
 
         // If a UoM is specified, then convert the size to pixels for internal storage
         if (isset(self::ABSOLUTE_UNITS[$unit])) {

src/PhpSpreadsheet/Worksheet/MemoryDrawing.php

@@ -86,8 +86,8 @@ class MemoryDrawing extends BaseDrawing
             return;
         }
 
-        $width = imagesx($this->imageResource);
-        $height = imagesy($this->imageResource);
+        $width = (int) imagesx($this->imageResource);
+        $height = (int) imagesy($this->imageResource);
 
         if (imageistruecolor($this->imageResource)) {
             $clone = imagecreatetruecolor($width, $height);
@@ -150,8 +150,8 @@ class MemoryDrawing extends BaseDrawing
 
         if ($this->imageResource !== null) {
             // Get width/height
-            $this->width = imagesx($this->imageResource);
-            $this->height = imagesy($this->imageResource);
+            $this->width = (int) imagesx($this->imageResource);
+            $this->height = (int) imagesy($this->imageResource);
         }
 
         return $this;