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<?php
declare(strict_types=1);
namespace Dotenv\Loader;
use Dotenv\Parser\Entry;
use Dotenv\Parser\Value;
use Dotenv\Repository\RepositoryInterface;
final class Loader implements LoaderInterface
{
/**
* Load the given entries into the repository.
*
* We'll substitute any nested variables, and send each variable to the
* repository, with the effect of actually mutating the environment.
*
* @param \Dotenv\Repository\RepositoryInterface $repository
* @param \Dotenv\Parser\Entry[] $entries
*
* @return array<string,string|null>
*/
public function load(RepositoryInterface $repository, array $entries)
{
return \array_reduce($entries, static function (array $vars, Entry $entry) use ($repository) {
$name = $entry->getName();
$value = $entry->getValue()->map(static function (Value $value) use ($repository) {
return Resolver::resolve($repository, $value);
});
if ($value->isDefined()) {
$inner = $value->get();
if ($repository->set($name, $inner)) {
return \array_merge($vars, [$name => $inner]);
}
} else {
if ($repository->clear($name)) {
return \array_merge($vars, [$name => null]);
}
}
return $vars;
}, []);
}
}