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<?php
/*
* This file is part of Psy Shell.
*
* (c) 2012-2020 Justin Hileman
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Psy\CodeCleaner;
use PhpParser\Node;
use PhpParser\Node\Expr\FuncCall;
use PhpParser\Node\Name;
use PhpParser\Node\Scalar\MagicConst\Dir;
use PhpParser\Node\Scalar\MagicConst\File;
use PhpParser\Node\Scalar\String_;
/**
* Swap out __DIR__ and __FILE__ magic constants with our best guess?
*/
class MagicConstantsPass extends CodeCleanerPass
{
/**
* Swap out __DIR__ and __FILE__ constants, because the default ones when
* calling eval() don't make sense.
*
* @param Node $node
*
* @return FuncCall|String_|null
*/
public function enterNode(Node $node)
{
if ($node instanceof Dir) {
return new FuncCall(new Name('getcwd'), [], $node->getAttributes());
} elseif ($node instanceof File) {
return new String_('', $node->getAttributes());
}
}
}