<?php

/*
 * This file is part of Psy Shell.
 *
 * (c) 2012-2023 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\Array_;
use PhpParser\Node\Expr\ArrayDimFetch;
// @todo Switch to PhpParser\Node\ArrayItem once we drop support for PHP-Parser 4.x
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
{
    /**
     * Validate use of list assignment.
     *
     * @throws ParseErrorException if the user used empty with anything but a variable
     *
     * @param Node $node
     *
     * @return int|Node|null Replacement node (or special return value)
     */
    public function enterNode(Node $node)
    {
        if (!$node instanceof Assign) {
            return;
        }

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

        // 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', ['startLine' => $node->var->getStartLine(), 'endLine' => $node->var->getEndLine()]);
        }

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

            $itemFound = true;

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

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

    /**
     * Validate whether a given item in an array is valid for short assignment.
     *
     * @param Node $item
     */
    private static function isValidArrayItem(Node $item): bool
    {
        $value = ($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;
    }
}

• [F] AbstractClassPass.php
  Delete
• [F] AssignThisVariablePass.php
  Delete
• [F] CalledClassPass.php
  Delete
• [F] CallTimePassByReferencePass.php
  Delete
• [F] CodeCleanerPass.php
  Delete
• [F] EmptyArrayDimFetchPass.php
  Delete
• [F] ExitPass.php
  Delete
• [F] FinalClassPass.php
  Delete
• [F] FunctionContextPass.php
  Delete
• [F] FunctionReturnInWriteContextPass.php
  Delete
• [F] ImplicitReturnPass.php
  Delete
• [F] IssetPass.php
  Delete
• [F] LabelContextPass.php
  Delete
• [F] LeavePsyshAlonePass.php
  Delete
• [F] ListPass.php
  Delete
• [F] LoopContextPass.php
  Delete
• [F] MagicConstantsPass.php
  Delete
• [F] NamespaceAwarePass.php
  Delete
• [F] NamespacePass.php
  Delete
• [F] NoReturnValue.php
  Delete
• [F] PassableByReferencePass.php
  Delete
• [F] RequirePass.php
  Delete
• [F] ReturnTypePass.php
  Delete
• [F] StrictTypesPass.php
  Delete
• [F] UseStatementPass.php
  Delete
• [F] ValidClassNamePass.php
  Delete
• [F] ValidConstructorPass.php
  Delete
• [F] ValidFunctionNamePass.php
  Delete

About Section

About NFC Pay: Our Story and Mission

NFC Pay was founded with a vision to transform the way people handle transactions. Our journey is defined by a commitment to innovation, security, and convenience. We strive to deliver seamless, user-friendly payment solutions that make everyday transactions effortless and secure. Our mission is to empower you to pay with ease and confidence, anytime, anywhere.

• Simplifying Payments, One Tap at a Time.
• Reinventing Your Wallet for Modern Convenience.
• Smart Payments for a Effortless Lifestyle.
• Experience the Ease of Tap and Pay.
• Innovative Solutions for Your Daily Transactions.

FAQ Section

Frequently Asked Questions About NFC Pay

Here are answers to some common questions about NFC Pay. We aim to provide clear and concise information to help you understand how our platform works and how it can benefit you. If you have any further inquiries, please don’t hesitate to contact our support team.

How do I register for NFC Pay?

Download the app and sign up using your email or phone number, then complete the verification process.

Is my payment information secure?

Yes, we use advanced encryption and security protocols to protect your payment details.

Can I add multiple cards to my NFC Pay wallet?

Absolutely, you can link multiple debit or credit cards to your wallet.

How do I transfer money to another user?

Go to the transfer section, select the recipient, enter the amount, and authorize the transfer.

What should I do if I forget my PIN?

Use the “Forgot PIN” feature in the app to reset it following the provided instructions.

How can I activate my merchant account?

Sign up for a merchant account through the app and follow the setup instructions to start accepting payments.

Can I track my payment status?

Yes, you can view and track your payment status in the account dashboard