/**
* Register the given service provider.
*
* @param \Spires\Core\ServiceProvider $provider
* @param array $config
* @return mixed
*
* @throws \Spires\Contracts\Core\UndefinedConfigKeyException
*/
protected function registerConfig(ServiceProvider $provider, array $config)
{
$default = $provider->config();
if ($undefined = array_keys(array_diff_key($config, $default))) {
throw new UndefinedConfigKeyException('Undefined config keys passed to provider: [' . implode(', ', $undefined) . ']');
}
foreach (array_merge($default, $config) as $key => $value) {
$this->bind($key, function () use($value) {
return $value;
});
}
}