<?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\Fixer\NamespaceNotation;

use PhpCsFixer\AbstractProxyFixer;
use PhpCsFixer\Fixer\DeprecatedFixerInterface;
use PhpCsFixer\Fixer\WhitespacesAwareFixerInterface;
use PhpCsFixer\FixerDefinition\CodeSample;
use PhpCsFixer\FixerDefinition\FixerDefinition;
use PhpCsFixer\FixerDefinition\FixerDefinitionInterface;
use PhpCsFixer\Tokenizer\Tokens;
/**
 * @author Graham Campbell <hello@gjcampbell.co.uk>
 *
 * @deprecated Use `blank_lines_before_namespace` with config: ['min_line_breaks' => 2, 'max_line_breaks' => 2] (default)
 */
final class SingleBlankLineBeforeNamespaceFixer extends AbstractProxyFixer implements WhitespacesAwareFixerInterface, DeprecatedFixerInterface
{
    public function getSuccessorsNames() : array
    {
        return \array_keys($this->proxyFixers);
    }
    public function getDefinition() : FixerDefinitionInterface
    {
        return new FixerDefinition('There should be exactly one blank line before a namespace declaration.', [new CodeSample("<?php  namespace A {}\n"), new CodeSample("<?php\n\n\nnamespace A{}\n")]);
    }
    public function isCandidate(Tokens $tokens) : bool
    {
        return $tokens->isTokenKindFound(\T_NAMESPACE);
    }
    /**
     * {@inheritdoc}
     *
     * Must run after HeaderCommentFixer.
     */
    public function getPriority() : int
    {
        return parent::getPriority();
    }
    protected function createProxyFixers() : array
    {
        $blankLineBeforeNamespace = new \PhpCsFixer\Fixer\NamespaceNotation\BlankLinesBeforeNamespaceFixer();
        $blankLineBeforeNamespace->configure(['min_line_breaks' => 2, 'max_line_breaks' => 2]);
        return [$blankLineBeforeNamespace];
    }
}
