feat: Fix a future depreciation. (#12)

* feat: Fix a future depreciation.

Dynamic properties will be deprecated.

src/Builtin.php

@@ -26,6 +26,7 @@
 final class Builtin implements CRCInterface
 {
     private $hc;
+    private $algo;
 
     private static $mapping = [
         CRC32::IEEE => 'crc32b',

src/Google.php

@@ -28,6 +28,9 @@
  */
 final class Google implements CRCInterface
 {
+
+    private $crc;
+
     public static function supports($algo)
     {
         return $algo === CRC32::CASTAGNOLI;

src/PHP.php

@@ -30,13 +30,15 @@ final class PHP implements CRCInterface
 {
     use CRCTrait;
 
+    private $polynomial;
+    private $crc;
+    private $table = [];
+
     public static function supports($algo)
     {
         return true;
     }
 
-    private $table = [];
-
     /**
      * Creates a new instance for this polynomial.
      *

src/PHPSlicedBy4.php

@@ -31,13 +31,15 @@ final class PHPSlicedBy4 implements CRCInterface
 {
     use CRCTrait;
 
+    private $polynomial;
+    private $crc;
+    private $table;
+
     public static function supports($algo)
     {
         return true;
     }
 
-    private $table;
-
     public function __construct($polynomial)
     {
         $this->polynomial = $polynomial;

src/Table.php

@@ -19,7 +19,7 @@
 
 final class Table
 {
-    private static $tables = array();
+    private static $tables = [];
 
     /**
      * Echos the given table. Useful for building a static table to include in source code.