php cs fixer file. (run this command on cmd : vendor/bin/php-cs-fixer -v fix . --path-mode=intersection -vvv) composer require friendsofphp/php-cs-fixer

.php_cs

<?php
$finder = Symfony\Component\Finder\Finder::create()
    ->notPath('vendor')
    ->notPath('system')
    ->notPath('application/config')
    ->notPath('application/hooks')
    ->notPath('application/libraries')
    ->notPath('application/cache')
    ->notPath('application/logs')
    ->notPath('application/views')
    ->notPath('application/third_party')
    ->in(__DIR__)
    ->name('*.php')
    ->ignoreDotFiles(true)
    ->ignoreVCS(true);

$fixers = [
    '@Symfony' => true,
    '@Symfony:risky' => true,
    'binary_operator_spaces' => [ 'align_equals' => true, 'align_double_arrow' => true ],
    '@PHP71Migration' => true,
    'array_syntax' => ['syntax' => 'short'],
    'dir_constant' => true,
    'heredoc_to_nowdoc' => true,
    'linebreak_after_opening_tag' => true,
    'modernize_types_casting' => true,
    'no_multiline_whitespace_before_semicolons' => true,
    'no_unreachable_default_argument_value' => true,
    'no_useless_else' => true,
    'no_useless_return' => true,
    'ordered_class_elements' => true,
    'ordered_imports' => true,
    'phpdoc_add_missing_param_annotation' => ['only_untyped' => false],
    'phpdoc_order' => true,
    'declare_strict_types' => false,
    'doctrine_annotation_braces' => true,
    'doctrine_annotation_indentation' => true,
    'doctrine_annotation_spaces' => true,
    'psr4' => true,
    'no_php4_constructor' => true,
    'no_short_echo_tag' => true,
    'semicolon_after_instruction' => true,
    'align_multiline_comment' => true,
    'doctrine_annotation_array_assignment' => true,
    'general_phpdoc_annotation_remove' => ['annotations' => ["author", "package"]],
    'list_syntax' => ["syntax" => "short"],
    'phpdoc_types_order' => ['null_adjustment'=> 'always_last'],
    'single_line_comment_style' => true,
];

return PhpCsFixer\Config::create()
                        ->setRiskyAllowed(true)
                        ->setRules($fixers)
                        ->setCacheFile(__DIR__.'/.php_cs.cache')
                        ->setFinder($finder);