iluuu1994

<?php

use PhpParser\Node;
use PhpParser\NodeTraverser;
use PhpParser\NodeVisitorAbstract;
use PhpParser\Node\Expr\FuncCall;
use PhpParser\Node\Name;
use PhpParser\Node\Stmt\Function_;
use PhpParser\ParserFactory;

iluuu1994

<?php

data class Vec {
    public function __construct(
        public $x,
        public $y,
    ) {}

    public mutating function double() {
        $this->x *= 2;

iluuu1994

<?php

class Foo {
    public function __get($name, $scope) {
        var_dump($scope);
        return '';
    }
}

$foo = new Foo();

iluuu1994

Property Hooks

Use case 0: Stored property

No change necessary, can be overridden with hooks without changes.

class C {
    public int $prop;
}

iluuu1994

#!/bin/bash

apt-get update
DEBIAN_FRONTEND=noninteractive apt-get install -y \
    autoconf \
    bison \
    ca-certificates \
    gcc \
    libsqlite3-dev \
    libssl-dev \

iluuu1994

#!/bin/bash

make distclean
./buildconf
./configure --enable-debug CFLAGS="-fsanitize=undefined,address -DZEND_TRACK_ARENA_ALLOC" LDFLAGS="-fsanitize=undefined,address"
make -j14
make test TEST_PHP_ARGS="-j14 --asan"

iluuu1994

001+ /home/runner/work/php-src/php-src/Zend/zend_types.h:1208:9: runtime error: member access within misaligned address 0xbebebebebebebebe for type 'struct zend_refcounted', which requires 4 byte alignment
001- Exception from valid()
002+ 0xbebebebebebebebe: note: pointer points here
003+ <memory cannot be printed>
004+ /home/runner/work/php-src/php-src/Zend/zend_types.h:1172:2: runtime error: member access within misaligned address 0xbebebebebebebebe for type 'struct zend_refcounted_h', which requires 4 byte alignment
005+ 0xbebebebebebebebe: note: pointer points here
006+ <memory cannot be printed>
007+ AddressSanitizer:DEADLYSIGNAL
008+ =================================================================
009+ ==193472==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x55f9e9e0c05e bp 0x7fff4073f150 sp 0x7fff4073f130 T0)

iluuu1994

<?php

class Foo {
	public array $bar {
		get;
		/**
		 * @param list<string> $path
		 * @param \Closure(list<string> $path, mixed $value, bool $unset): void $update
		 */
		update(array $path, mixed $value, bool $unset, \Closure $update) {}

iluuu1994

import Foundation

class Foo {
    var _numbers: [Int] = [42]
    var numbers: [Int] {
        get { _numbers }
        set(value) {
            print("Old: ", _numbers)
            print("New: ", value)
        }

iluuu1994

<?php error_reporting(E_ALL);

$it = new RecursiveIteratorIterator(
    new RecursiveDirectoryIterator(__DIR__ . '/sources'),
    RecursiveIteratorIterator::LEAVES_ONLY
);

$i = 0;
$totalOption3 = 0;
$totalOption4 = 0;