Autowire container with league\container

file.php

<?php

require __DIR__ . '/vendor/autoload.php';

use \App\Foo;
use \App\Bar;
use \League\Container\Container;

class CachedReflection
{
	private $instance;

	private static $cached = [];

	private $class;

	public function __construct($class)
	{
		$this->class = $class;
		if (!isset(self::$cached[$class])) {
			self::$cached[$class] = new ReflectionClass($class);
		}
	}

	public function get()
	{
		return self::$cached[$this->class];
	}
}

if (isset($argv[1]) && $argv[1] == 'build')
{
	$autowire = [];
	$classes = [Foo::class, Bar::class];

	foreach ($classes as $class) {
		$ref = (new CachedReflection($class))->get();
		$autowire[$class] = ['arguments' => []];

		foreach ($ref->getConstructor()->getParameters() as $param) {
			$autowire[$class]['arguments'][] = (string) $param->getType();
		}
	}

	file_put_contents(__DIR__ . '/autowire.json', json_encode($autowire, JSON_PRETTY_PRINT));
}

$autowire = json_decode(file_get_contents(__DIR__ . '/autowire.json'), true);

$container = new Container();

foreach ($autowire as $id => $obj) {
	$o = $container->add($id);

	if (isset($obj['arguments']))
	{
		foreach ($obj['arguments'] as $argument) {
			$o->addArgument($argument);
		}
	}

}

$foo = $container->get(Foo::class);
$bar = $container->get(Bar::class);

var_dump($foo, $bar);
die;