Update cs-fixer to 3.x (#46)

.gitignore

@@ -1,4 +1,4 @@
 /vendor
-/.php_cs.cache
+/.php-cs-fixer.cache
 /.phpunit.result.cache
 /phpunit.xml

.php_cs → .php-cs-fixer.php

@@ -4,7 +4,9 @@
     ->in(__DIR__.DIRECTORY_SEPARATOR.'src')
 ;
 
-return PhpCsFixer\Config::create()
+$config = new PhpCsFixer\Config();
+
+return $config
     ->setRiskyAllowed(true)
     ->setRules([
         '@PHP71Migration' => true,
@@ -16,11 +18,16 @@
         'no_useless_else' => true,
         'no_useless_return' => true,
         'ordered_imports' => [
-            'importsOrder' => null,
-            'sortAlgorithm' => 'alpha',
+            'imports_order' => null,
+            'sort_algorithm' => 'alpha',
         ],
         'phpdoc_order' => true,
-        'yoda_style' => null,
+        'yoda_style' => [
+            'equal' => null,
+            'identical' => null,
+            'less_and_greater' => null,
+            'always_move_variable' => false,
+        ],
         // risky -->
         'strict_param' => true,
     ])

composer.json

@@ -19,7 +19,7 @@
         "phpstan/phpstan": "^0.12.91"
     },
     "require-dev": {
-        "friendsofphp/php-cs-fixer": "^2.18",
+        "friendsofphp/php-cs-fixer": "^3.1",
         "phpunit/phpunit": "^8.0",
         "yiisoft/yii2": "^2.0.42",
         "phpstan/phpstan-phpunit": "^0.12"