Fix fn spacing rule, upgrade to the latest PHP-CS-Fixer and add a new rule

Author: erickskrauch

CHANGELOG.md

@@ -45,6 +45,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - `semicolon_after_instruction` fixer.
 - `types_spaces` fixer.
 - `no_trailing_comma_in_singleline` fixer.
+- `no_useless_concat_operator` fixer.
 
 ### Changed
 - `friendsofphp/php-cs-fixer` version bumped to `^3`.

composer.json

@@ -20,7 +20,7 @@
     "homepage": "https://github.com/elyby/php-code-style",
     "require": {
         "php": "^7.4 || ^8.0",
-        "friendsofphp/php-cs-fixer": "^3.11"
+        "friendsofphp/php-cs-fixer": "^3.13"
     },
     "require-dev": {
         "ergebnis/composer-normalize": "^2.28",

composer.lock

@@ -110,6 +110,7 @@ public static function create(array $overwrittenRules = []): array {
             'combine_nested_dirname' => true,
             'function_declaration' => [
                 'closure_function_spacing' => 'none',
+                'closure_fn_spacing' => 'none',
             ],
             'function_typehint_space' => true,
             'implode_call' => true,
@@ -153,6 +154,7 @@ public static function create(array $overwrittenRules = []): array {
             'new_with_braces' => [
                 'anonymous_class' => false,
             ],
+            'no_useless_concat_operator' => true,
             'no_useless_nullsafe_operator' => true,
             'object_operator_without_whitespace' => true,
             'operator_linebreak' => true,