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Directory >> /home/softsuitetech/public_html/DEMO/dasphene/vendor/psy/psysh/src/CodeCleaner/

File / Folder	Size	Action
.	-
.htaccess	0.27KB	edt ren
AbstractClassPass.php	2.143KB	edt ren
AssignThisVariablePass.php	1.007KB	edt ren
CallTimePassByReference...	1.355KB	edt ren
CalledClassPass.php	2.33KB	edt ren
CodeCleanerPass.php	0.405KB	edt ren
ExitPass.php	0.73KB	edt ren
FinalClassPass.php	1.624KB	edt ren
FunctionContextPass.php	1.308KB	edt ren
FunctionReturnInWriteCo...	2.966KB	edt ren
ImplicitReturnPass.php	4.141KB	edt ren
InstanceOfPass.php	1.299KB	edt ren
LeavePsyshAlonePass.php	0.892KB	edt ren
LegacyEmptyPass.php	1.685KB	edt ren
ListPass.php	2.473KB	edt ren
LoopContextPass.php	3.395KB	edt ren
MagicConstantsPass.php	1.043KB	edt ren
NamespaceAwarePass.php	1.813KB	edt ren
NamespacePass.php	2.359KB	edt ren
NoReturnValue.php	0.868KB	edt ren
PassableByReferencePass...	3.759KB	edt ren
RequirePass.php	3.024KB	edt ren
StrictTypesPass.php	2.648KB	edt ren
UseStatementPass.php	4.082KB	edt ren
ValidClassNamePass.php	11.66KB	edt ren
ValidConstantPass.php	3.127KB	edt ren
ValidConstructorPass.php	3.793KB	edt ren
ValidFunctionNamePass.php	3.163KB	edt ren

<?php

/*
 * This file is part of Psy Shell.
 *
 * (c) 2012-2018 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\Empty_;
use PhpParser\Node\Expr\Variable;
use Psy\Exception\ParseErrorException;

/**
 * Validate that the user did not call the language construct `empty()` on a
 * statement in PHP < 5.5.
 *
 * @codeCoverageIgnore
 */
class LegacyEmptyPass extends CodeCleanerPass
{
    private $atLeastPhp55;

public function __construct()
    {
        $this->atLeastPhp55 = \version_compare(PHP_VERSION, '5.5', '>=');
    }

/**
     * Validate use of empty in PHP < 5.5.
     *
     * @throws ParseErrorException if the user used empty with anything but a variable
     *
     * @param Node $node
     */
    public function enterNode(Node $node)
    {
        if ($this->atLeastPhp55) {
            return;
        }

if (!$node instanceof Empty_) {
            return;
        }

if (!$node->expr instanceof Variable) {
            $msg = \sprintf('syntax error, unexpected %s', $this->getUnexpectedThing($node->expr));

throw new ParseErrorException($msg, $node->expr->getLine());
        }
    }

private function getUnexpectedThing(Node $node)
    {
        switch ($node->getType()) {
            case 'Scalar_String':
            case 'Scalar_LNumber':
            case 'Scalar_DNumber':
                return \json_encode($node->value);

case 'Expr_ConstFetch':
                return (string) $node->name;

default:
                return $node->getType();
        }
    }
}