.php-cs-fixer.php

<?php

$finder = PhpCsFixer\Finder::create()
    ->in(__DIR__ . DIRECTORY_SEPARATOR . 'tests')
    ->in(__DIR__ . DIRECTORY_SEPARATOR . 'src')
    ->append(['.php-cs-fixer.dist.php']);

    $rules = [
        '@Symfony'                => true,
        'phpdoc_no_empty_return'  => false,
        'array_syntax'            => ['syntax' => 'short'],
        'yoda_style'              => false,
        'binary_operator_spaces'  => [
            'operators' => [
                '=>' => 'align',
                '='  => 'align',
            ],
        ],
        'concat_space'            => ['spacing' => 'one'],
        'not_operator_with_space' => false,
        'increment_style'         => ['style' => 'post'],
        'no_unused_imports'       => true,
        'ordered_imports'         => [
            'sort_algorithm' => 'alpha',
            'imports_order'  => ['const', 'class', 'function'],
        ],
        'no_superfluous_phpdoc_tags' => [
            'allow_mixed'       => true,
            'remove_inheritdoc' => false,
        ],
    ];

$rules['increment_style'] = ['style' => 'post'];

return (new PhpCsFixer\Config())
    ->setUsingCache(true)
    ->setRules($rules)
    ->setFinder($finder);