Ray.Di car example

gistfile1.php

<?php

use Ray\Di\ProviderInterface;
use Ray\Di\Di\Inject;

interface CarInterface{}

interface CarConfigInterface{}
class CarConfig extends \ArrayObject implements CarConfigInterface{}

interface CarHelpersInterface{}
class CarHelpers extends \ArrayObject implements CarHelpersInterface{}

class SuperChargerHelper{}

class Car implements CarInterface
{
    /**
     * @Inject
     */
    public function setHelpers(CarHelpersInterface $helpers)
    {
        $superChargerHelper = $helpers['super_charger'];

        // or

        foreach ($helpers as $helper) {
            echo get_class($helper);
        }
    }
}

class HelperProvider implements ProviderInterface
{
    private $config;

    /**
     * @Inject
     */
    public function setHelperConfig(CarConfigInterface $config)
    {
        $this->config = $config;
    }

    public function get()
    {
        $helpers = new CarHelpers;
        if (isset($this->config['super_charger'])) {
            $chargerType = $this->config['super_charger']['type'];
            $helpers['super_charger'] = new SuperChargerHelper($chargerType);
        }

        // ...

        return $helpers;
    }
}


class CarModule extends \Ray\Di\AbstractModule
{
    public function __construct($carConfig)
    {
        $this->carConfig = $carConfig;
    }

    public function configure()
    {
        $this->bind('CarConfigInterface')->toInstance($this->carConfig);
        $this->bind('CarHelpersInterface')->toProvider('HelperProvider');
    }
}

//$carConfig = ...
$car = \Ray\Di\Injector::create([new CarModule($carConfig)])->getInstance('CarInterface');