<?php

declare (strict_types=1);
/*
 * This file is part of PHP CS Fixer.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *     Dariusz Rumiński <dariusz.ruminski@gmail.com>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */
namespace PhpCsFixer;

use PhpCsFixer\ConfigurationException\RequiredFixerConfigurationException;
use PhpCsFixer\Fixer\ConfigurableFixerInterface;
use PhpCsFixer\Fixer\FixerInterface;
use PhpCsFixer\Fixer\WhitespacesAwareFixerInterface;
use PhpCsFixer\Tokenizer\Tokens;
/**
 * @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
 *
 * @internal
 *
 * @no-named-arguments Parameter names are not covered by the backward compatibility promise.
 */
abstract class AbstractFixer implements FixerInterface
{
    /**
     * @var \PhpCsFixer\WhitespacesFixerConfig
     */
    protected $whitespacesConfig;
    public function __construct()
    {
        if ($this instanceof ConfigurableFixerInterface) {
            try {
                $this->configure([]);
            } catch (RequiredFixerConfigurationException $e) {
                // ignore
            }
        }
        if ($this instanceof WhitespacesAwareFixerInterface) {
            $this->whitespacesConfig = $this->getDefaultWhitespacesFixerConfig();
        }
    }
    public final function fix(\SplFileInfo $file, Tokens $tokens) : void
    {
        if ($this instanceof ConfigurableFixerInterface && \property_exists($this, 'configuration') && null === $this->configuration) {
            throw new RequiredFixerConfigurationException($this->getName(), 'Configuration is required.');
        }
        if (0 < $tokens->count() && $this->isCandidate($tokens) && $this->supports($file)) {
            $this->applyFix($file, $tokens);
        }
    }
    public function isRisky() : bool
    {
        return \false;
    }
    public function getName() : string
    {
        $nameParts = \explode('\\', static::class);
        $name = (string) \substr(\end($nameParts), 0, -\strlen('Fixer'));
        return \PhpCsFixer\Utils::camelCaseToUnderscore($name);
    }
    public function getPriority() : int
    {
        return 0;
    }
    public function supports(\SplFileInfo $file) : bool
    {
        return \true;
    }
    public function setWhitespacesConfig(\PhpCsFixer\WhitespacesFixerConfig $config) : void
    {
        if (!$this instanceof WhitespacesAwareFixerInterface) {
            throw new \LogicException('Cannot run method for class not implementing "PhpCsFixer\\Fixer\\WhitespacesAwareFixerInterface".');
        }
        $this->whitespacesConfig = $config;
    }
    protected abstract function applyFix(\SplFileInfo $file, Tokens $tokens) : void;
    private function getDefaultWhitespacesFixerConfig() : \PhpCsFixer\WhitespacesFixerConfig
    {
        static $defaultWhitespacesFixerConfig = null;
        if (null === $defaultWhitespacesFixerConfig) {
            $defaultWhitespacesFixerConfig = new \PhpCsFixer\WhitespacesFixerConfig('    ', "\n");
        }
        return $defaultWhitespacesFixerConfig;
    }
}