.php-cs-fixer.php

<?php

$finder = PhpCsFixer\Finder::create()
    ->in(__DIR__ . '/src')
    ->in(__DIR__ . '/tests');

$config = new PhpCsFixer\Config();
$config
    ->setRules([
        '@Symfony' => true,
        '@PHP71Migration:risky' => true,
        '@PHPUnit60Migration:risky' => true,
        'array_indentation' => true,
        'array_syntax' => ['syntax' => 'short'],
        'blank_line_after_opening_tag' => true,
        'concat_space' => ['spacing' => 'one'],
        'class_attributes_separation' => ['elements' => ['method'=>'one']],
        'declare_strict_types' => true,
        'increment_style' => ['style' => 'post'],
        'list_syntax' => ['syntax' => 'short'],
        'method_argument_space' => ['on_multiline' => 'ensure_fully_multiline'],
        'method_chaining_indentation' => true,
        'modernize_types_casting' => true,
        'multiline_whitespace_before_semicolons' => true,
        'no_superfluous_elseif' => true,
        'no_superfluous_phpdoc_tags' => false,
        'no_useless_else' => true,
        'no_useless_return' => true,
        'ordered_imports' => true,
        'phpdoc_align' => false,
        'phpdoc_order' => true,
        'php_unit_construct' => true,
        'php_unit_dedicate_assert' => true,
        'return_assignment' => true,
        'single_blank_line_at_eof' => true,
        'single_line_comment_style' => true,
        'ternary_to_null_coalescing' => true,
        'yoda_style' => ['equal' => false, 'identical' => false, 'less_and_greater' => false],
        'void_return' => true,
    ])
    ->setFinder($finder)
    ->setUsingCache(true)
    ->setRiskyAllowed(true);
;

// special handling of fabbot.io service if it's using too old PHP CS Fixer version
if (false !== getenv('FABBOT_IO')) {
    try {
        PhpCsFixer\FixerFactory::create()
            ->registerBuiltInFixers()
            ->registerCustomFixers($config->getCustomFixers())
            ->useRuleSet(new PhpCsFixer\RuleSet($config->getRules()))
        ;
    } catch (PhpCsFixer\ConfigurationException\InvalidConfigurationException $e) {
        $config->setRules([]);
    } catch (UnexpectedValueException $e) {
        $config->setRules([]);
    } catch (InvalidArgumentException $e) {
        $config->setRules([]);
    }
}

return $config;