calebporzio · March 16, 2023 13:59 · calebporzio · Dec 27, 2023
diff --git a/memoize.php b/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);
        }
    };
 }
	<?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);
	}
	};
	}