Gecko [ unitednationsplay.com ]

Name	Size	Permission	Date
AbstractClassPass.php	2.15 KB	-rw-r--r--	2020-11-17 16:24
AssignThisVariablePass.php	1.01 KB	-rw-r--r--	2020-11-17 16:24
CallTimePassByReferencePass.php	1.36 KB	-rw-r--r--	2020-11-17 16:24
CalledClassPass.php	2.33 KB	-rw-r--r--	2020-11-17 16:24
CodeCleanerPass.php	415 B	-rw-r--r--	2020-11-17 16:24
EmptyArrayDimFetchPass.php	1.25 KB	-rw-r--r--	2020-11-17 16:24
ExitPass.php	773 B	-rw-r--r--	2020-11-17 16:24
FinalClassPass.php	1.63 KB	-rw-r--r--	2020-11-17 16:24
FunctionContextPass.php	1.31 KB	-rw-r--r--	2020-11-17 16:24
FunctionReturnInWriteContextPass.php	2.44 KB	-rw-r--r--	2020-11-17 16:24
ImplicitReturnPass.php	4.14 KB	-rw-r--r--	2020-11-17 16:24
InstanceOfPass.php	1.57 KB	-rw-r--r--	2020-11-17 16:24
LabelContextPass.php	2.3 KB	-rw-r--r--	2020-11-17 16:24
LeavePsyshAlonePass.php	913 B	-rw-r--r--	2020-11-17 16:24
ListPass.php	3.21 KB	-rw-r--r--	2020-11-17 16:24
LoopContextPass.php	3.39 KB	-rw-r--r--	2020-11-17 16:24
MagicConstantsPass.php	1.04 KB	-rw-r--r--	2020-11-17 16:24
NamespaceAwarePass.php	1.81 KB	-rw-r--r--	2020-11-17 16:24
NamespacePass.php	2.36 KB	-rw-r--r--	2020-11-17 16:24
NoReturnValue.php	870 B	-rw-r--r--	2020-11-17 16:24
PassableByReferencePass.php	3.93 KB	-rw-r--r--	2020-11-17 16:24
RequirePass.php	2.96 KB	-rw-r--r--	2020-11-17 16:24
ReturnTypePass.php	3.38 KB	-rw-r--r--	2020-11-17 16:24
StrictTypesPass.php	2.64 KB	-rw-r--r--	2020-11-17 16:24
UseStatementPass.php	4.25 KB	-rw-r--r--	2020-11-17 16:24
ValidClassNamePass.php	11.89 KB	-rw-r--r--	2020-11-17 16:24
ValidConstantPass.php	3.13 KB	-rw-r--r--	2020-11-17 16:24
ValidConstructorPass.php	3.79 KB	-rw-r--r--	2020-11-17 16:24
ValidFunctionNamePass.php	3.16 KB	-rw-r--r--	2020-11-17 16:24

Rename

<?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;
use PhpParser\Node\Expr\Array_;
use PhpParser\Node\Expr\ArrayDimFetch;
use PhpParser\Node\Expr\ArrayItem;
use PhpParser\Node\Expr\Assign;
use PhpParser\Node\Expr\FuncCall;
use PhpParser\Node\Expr\List_;
use PhpParser\Node\Expr\MethodCall;
use PhpParser\Node\Expr\PropertyFetch;
use PhpParser\Node\Expr\Variable;
use Psy\Exception\ParseErrorException;

/**
 * Validate that the list assignment.
 */
class ListPass extends CodeCleanerPass
{
    private $atLeastPhp71;

public function __construct()
    {
        $this->atLeastPhp71 = \version_compare(PHP_VERSION, '7.1', '>=');
    }

/**
     * Validate use of list assignment.
     *
     * @throws ParseErrorException if the user used empty with anything but a variable
     *
     * @param Node $node
     */
    public function enterNode(Node $node)
    {
        if (!$node instanceof Assign) {
            return;
        }

if (!$node->var instanceof Array_ && !$node->var instanceof List_) {
            return;
        }

if (!$this->atLeastPhp71 && $node->var instanceof Array_) {
            $msg = "syntax error, unexpected '='";
            throw new ParseErrorException($msg, $node->expr->getLine());
        }

// Polyfill for PHP-Parser 2.x
        $items = isset($node->var->items) ? $node->var->items : $node->var->vars;

if ($items === [] || $items === [null]) {
            throw new ParseErrorException('Cannot use empty list', $node->var->getLine());
        }

$itemFound = false;
        foreach ($items as $item) {
            if ($item === null) {
                continue;
            }

$itemFound = true;

// List_->$vars in PHP-Parser 2.x is Variable instead of ArrayItem.
            if (!$this->atLeastPhp71 && $item instanceof ArrayItem && $item->key !== null) {
                $msg = 'Syntax error, unexpected T_CONSTANT_ENCAPSED_STRING, expecting \',\' or \')\'';
                throw new ParseErrorException($msg, $item->key->getLine());
            }

if (!self::isValidArrayItem($item)) {
                $msg = 'Assignments can only happen to writable values';
                throw new ParseErrorException($msg, $item->getLine());
            }
        }

if (!$itemFound) {
            throw new ParseErrorException('Cannot use empty list');
        }
    }

/**
     * Validate whether a given item in an array is valid for short assignment.
     *
     * @param Expr $item
     *
     * @return bool
     */
    private static function isValidArrayItem(Expr $item)
    {
        $value = ($item instanceof ArrayItem) ? $item->value : $item;

while ($value instanceof ArrayDimFetch || $value instanceof PropertyFetch) {
            $value = $value->var;
        }

// We just kind of give up if it's a method call. We can't tell if it's
        // valid via static analysis.
        return $value instanceof Variable || $value instanceof MethodCall || $value instanceof FuncCall;
    }
}