autoboxing.php

<?php
declare(autobox='MyAutoboxer::box');

//All variables coming into this file will be handled through autoboxing

class Autoboxer
{

    public static function box(mixed $value)
    {

        if (is_string($value))
            return new StringObject($value);

        if (is_array($value))
            return new ArrayObject($value);

        return $value;
    }
}

//I really don't know how to handle normal typehints like "string" yet.


$someString = "someString"; //Autoboxing kicks in automatically and returns `new StringObject("someString")`

if ($someString->equals("someOtherString"))
    echo $someString->format("I am %s!");

"a b c d e"->explode(' ')->map('strtoupper')->each(function($letter) {

    echo $letter;
});