Invokable callables as parameters

invokable.php

<?php
    class Invokable {
        function __invoke(Callable $function, array $params = []) {
            if (is_callable($function)) return (call_user_func_array($function, $params));
        }
    }
        
    $return = new Invokable();

    $canTrue = function() {
        return true;
    };

    $canFalse = function() {
        return false;
    };

    $canParam = function($param) {
        return $param;
    };

    $val1 = $return($canTrue);
    $val2 = $return($canFalse);
    $val3 = $return($canParam, ['1']);

    var_dump ($val1, $val2, $val3);