.php-cs-fixer.php

<?php

$finder = Symfony\Component\Finder\Finder::create()
    ->notPath('vendor')
    ->in(__DIR__)
    ->name('*.php');

$config = new PhpCsFixer\Config();

$config
    ->setUsingCache(false)
    ->setFinder($finder)
    ->setRules(
        [
            '@PSR12' => true,
            'final_class' => true,
            'static_lambda' => true,
            'linebreak_after_opening_tag' => true,
            'blank_line_after_opening_tag' => true,
            'declare_strict_types' => true,
            'array_syntax' => ['syntax' => 'short'],
            'ordered_imports' => ['sort_algorithm' => 'length'],
            'no_unused_imports' => true,
            'is_null' => true,
            'list_syntax' => [
                'syntax' => 'short',
            ],
            'native_function_invocation' => [
                'exclude' => [],
                'opcache-only' => true,
            ],
            'lowercase_cast' => true,
            'lowercase_static_reference' => true,
            'mb_str_functions' => true,
            'modernize_types_casting' => true,
            'native_constant_invocation' => true,
            'native_function_casing' => true,
            'new_with_braces' => true,
            'blank_line_before_statement' => [
                'statements' => ['declare',],
            ],
            'return_type_declaration' => [
                'space_before' => 'none',
            ],
        ]
    );

return $config;