refactor: enable AddFunctionVoidReturnTypeWhereNoReturnRector to add void to functions

rector.php

@@ -58,6 +58,7 @@
 use Rector\TypeDeclaration\Rector\ClassMethod\ReturnNeverTypeRector;
 use Rector\TypeDeclaration\Rector\Closure\AddClosureVoidReturnTypeWhereNoReturnRector;
 use Rector\TypeDeclaration\Rector\Empty_\EmptyOnNullableObjectToInstanceOfRector;
+use Rector\TypeDeclaration\Rector\Function_\AddFunctionVoidReturnTypeWhereNoReturnRector;
 use Rector\TypeDeclaration\Rector\StmtsAwareInterface\DeclareStrictTypesRector;
 use Utils\Rector\PassStrictParameterToFunctionParameterRector;
 use Utils\Rector\RemoveErrorSuppressInTryCatchStmtsRector;
@@ -219,6 +220,7 @@
         VersionCompareFuncCallToConstantRector::class,
         ExplicitBoolCompareRector::class,
         AddClosureVoidReturnTypeWhereNoReturnRector::class,
+        AddFunctionVoidReturnTypeWhereNoReturnRector::class,
     ])
     ->withConfiguredRule(StringClassNameToClassConstantRector::class, [
         // keep '\\' prefix string on string '\Foo\Bar'

system/Common.php

@@ -766,10 +766,8 @@ function lang(string $line, array $args = [], ?string $locale = null)
      *  - notice
      *  - info
      *  - debug
-     *
-     * @return void
      */
-    function log_message(string $level, string $message, array $context = [])
+    function log_message(string $level, string $message, array $context = []): void
     {
         // When running tests, we want to always ensure that the
         // TestLogger is running, which provides utilities for

system/Helpers/cookie_helper.php

@@ -35,8 +35,6 @@
      * @param bool|null           $httpOnly True makes the cookie accessible via http(s) only (no javascript)
      * @param string|null         $sameSite The cookie SameSite value
      *
-     * @return void
-     *
      * @see \CodeIgniter\HTTP\Response::setCookie()
      */
     function set_cookie(
@@ -49,7 +47,7 @@ function set_cookie(
         ?bool $secure = null,
         ?bool $httpOnly = null,
         ?string $sameSite = null
-    ) {
+    ): void {
         $response = service('response');
         $response->setCookie($name, $value, $expire, $domain, $path, $prefix, $secure, $httpOnly, $sameSite);
     }
@@ -92,11 +90,9 @@ function get_cookie($index, bool $xssClean = false, ?string $prefix = '')
      * @param string $path   the cookie path
      * @param string $prefix the cookie prefix
      *
-     * @return void
-     *
      * @see \CodeIgniter\HTTP\Response::deleteCookie()
      */
-    function delete_cookie($name, string $domain = '', string $path = '/', string $prefix = '')
+    function delete_cookie($name, string $domain = '', string $path = '/', string $prefix = ''): void
     {
         service('response')->deleteCookie($name, $domain, $path, $prefix);
     }

system/Helpers/kint_helper.php

@@ -24,7 +24,7 @@
          *
          * @codeCoverageIgnore Can't be tested ... exits
          */
-        function dd(...$vars)
+        function dd(...$vars): void
         {
             // @codeCoverageIgnoreStart
             Kint::$aliases[] = 'dd';
@@ -71,10 +71,8 @@ function d(...$vars)
          */
         /**
          * trace function
-         *
-         * @return void
          */
-        function trace()
+        function trace(): void
         {
             Kint::$aliases[] = 'trace';
             Kint::trace();