memoize.php

<?php

function memoize($target) {
    static $memo = new WeakMap;

    return new class ($target, $memo) {
        function __construct(
            protected $target,
            protected &$memo,
        ) {}

        function __call($method, $params)
        {
            $this->memo[$this->target] ??= [];

            $signature = $method . crc32(json_encode($params));

            return $this->memo[$this->target][$signature]
               ??= $this->target->$method(...$params);
        }
    };
}

return new class ($target, $memo) {
function __construct(
protected $target,
protected &$memo,
) {}

    why error?its says unexpected 'protected'

You need a higher version of PHP that supports class properties in constructors

…

On Wed, Dec 27, 2023 at 1:00 AM Fahriza Rizky Lubis < ***@***.***> wrote: ***@***.**** commented on this gist. ------------------------------ return new class ($target, $memo) { function __construct( protected $target, protected &$memo, ) {} why error?its says unexpected 'protected' — Reply to this email directly, view it on GitHub <https://gist.github.com/calebporzio/d847abaed2ad491128352db21f3fac9d#gistcomment-4808402> or unsubscribe <https://github.com/notifications/unsubscribe-auth/AA4AEMSOO4OLO6ALL6C3HYDYLO2P7BFKMF2HI4TJMJ2XIZLTSKBKK5TBNR2WLJDHNFZXJJDOMFWWLK3UNBZGKYLEL52HS4DFQKSXMYLMOVS2I5DSOVS2I3TBNVS3W5DIOJSWCZC7OBQXE5DJMNUXAYLOORPWCY3UNF3GS5DZVRZXKYTKMVRXIX3UPFYGLK2HNFZXIQ3PNVWWK3TUUZ2G64DJMNZZDAVEOR4XAZNEM5UXG5FFOZQWY5LFVEYTEMJUGMZTOMZSU52HE2LHM5SXFJTDOJSWC5DF> . You are receiving this email because you authored the thread. Triage notifications on the go with GitHub Mobile for iOS <https://apps.apple.com/app/apple-store/id1477376905?ct=notification-email&mt=8&pt=524675> or Android <https://play.google.com/store/apps/details?id=com.github.android&referrer=utm_campaign%3Dnotification-email%26utm_medium%3Demail%26utm_source%3Dgithub> .