Psr7Middlewares\Transformers\Resolver::resolve PHP Метод

Resolves the id and returns a transformer or null.

public resolve ( string $id ) : callable \| null
$id	string
Результат	callable \| null

    public function resolve($id)
    {
        if (isset($this->transformers[$id])) {
            return $this->transformers[$id];
        }
    }

Resolver