<?php

use Veejay\Container\Container;

interface SomeInterface {}
class SomeClass implements SomeInterface {}

$container = new Container;

// Class name style
$container->set(SomeInterface::class, SomeClass::class);

// Object style
$object = new SomeClass;
$container->set(SomeInterface::class, $object);

// Closure style (arrow function)
$container->set(SomeInterface::class, fn() => new SomeClass);

// Closure style (anonymous function)
$container->set(SomeInterface::class, function (Container $container) {
    return new SomeClass;
});

$service = $container->get(SomeInterface::class); // SomeClass