static analysis fixes

DataStorage/Database/DataMapperAbstract.php

@@ -83,16 +83,9 @@ class DataMapperAbstract implements DataMapperInterface
     protected static $columns = [];
 
     /**
-     * Relations.
-     *
-     * Relation is defined in a relation table
-     *
-     * @var string[]
-     * @since 1.0.0
-     */    /**
      * Has many relation.
      *
-     * @var array<string, array<string, null|string>>
+     * @var array<string, array>
      * @since 1.0.0
      */
     protected static $hasMany = [];
@@ -102,7 +95,7 @@ class DataMapperAbstract implements DataMapperInterface
      *
      * Relation is defined in current mapper
      *
-     * @var string[]
+     * @var array<string, array>
      * @since 1.0.0
      */
     protected static $ownsOne = [];

Math/Number/Prime.php

@@ -62,7 +62,7 @@ final class Prime
      */
     public static function mersenne(int $p) : int
     {
-        return 2 ** $p - 1;
+        return (int) (2 ** $p) - 1;
     }
 
     /**
@@ -135,6 +135,10 @@ final class Prime
         $range  = \range(2, $n);
         $primes = \array_combine($range, $range);
 
+        if ($primes === false) {
+            return [];
+        }
+
         while ($number * $number < $n) {
             for ($i = $number; $i <= $n; $i += $number) {
                 if ($i == $number) {

Message/Http/Rest.php

@@ -30,7 +30,7 @@ final class Rest
      *
      * @param Request $request Request
      *
-     * @return Request Returns the request result
+     * @return Response Returns the request result
      *
      * @throws \Exception this exception is thrown if an internal curl_init error occurs
      *
@@ -104,10 +104,11 @@ final class Rest
         \curl_setopt($curl, \CURLOPT_RETURNTRANSFER, 1);
 
         $result = \curl_exec($curl);
+        $len    = \strlen($cHeaderString);
 
         \curl_close($curl);
 
-        $response->set('', \substr($result, \strlen($cHeaderString)));
+        $response->set('', \substr(\is_bool($result) ? '' : $result, $len === false ? 0 : $len));
 
         return $response;
     }

Module/ModuleManager.php

@@ -48,7 +48,7 @@ final class ModuleManager
      *
      * This is important to inform other moduels what kind of information they can receive from other modules.
      *
-     * @var \phpOMS\Module\ModuleAbstract[]
+     * @var array<string, array<int, string>>
      * @since 1.0.0
      */
     private $providing = [];

Validation/Finance/CreditCard.php

@@ -45,7 +45,7 @@ final class CreditCard extends ValidatorAbstract
         // Loop through each digit and do the maths
         $total = 0;
         for ($i = 0; $i < $numberLength; ++$i) {
-            $digit = $value[$i];
+            $digit = (int) $value[$i];
             // Multiply alternate digits by two
             if ($i % 2 == $parity) {
                 $digit *= 2;