MadelineProto/src/polyfill.php

<?php
// Polyfill for some PHP 5 functions
function callMe($allable, ...$args)
{
    return $allable(...$args);
}
function returnMe($res)
{
    return $res;
}
if (!\function_exists('is_iterable')) {
    function is_iterable($var)
    {
        return \is_array($var) || $var instanceof Traversable;
    }
}
if (!\function_exists('error_clear_last')) {
    function error_clear_last()
    {
        @\trigger_error("");
    }
}

if (!\defined('MADELINEPROTO_TEST')) {
    \define('MADELINEPROTO_TEST', 'NOT PONY');
}