php-sdk/.php-cs-fixer.php

<?php

require_once __DIR__ . '/vendor/autoload.php';

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

return (new PhpCsFixer\Config())
    ->setRules([
        '@PSR12' => true,
        'array_syntax' => ['syntax' => 'short'],
        'ordered_imports' => ['sort_algorithm' => 'alpha'],
        'no_unused_imports' => true,
        'not_operator_with_successor_space' => true,
        'trailing_comma_in_multiline' => true,
        'phpdoc_scalar' => true,
        'unary_operator_spaces' => true,
        'binary_operator_spaces' => true,
        'blank_line_before_statement' => [
            'statements' => [
                'break',
                'continue',
                'declare',
                'return',
                'throw',
                'try',
            ],
        ],
        'phpdoc_single_line_var_spacing' => true,
        'phpdoc_var_without_name' => true,
        'method_argument_space' => [
            'on_multiline' => 'ensure_fully_multiline',
            'keep_multiple_spaces_after_comma' => true,
        ],
        'single_trait_insert_per_statement' => true,
    ])
    ->setFinder($finder);