class Dry::Configurable::Config

def to_h
  @config.each_with_object({}) do |tuple, hash|
    key, value = tuple
    case value
    when ::Dry::Configurable::Config, ::Dry::Configurable::NestedConfig
      hash[key] = value.to_h
    else
      hash[key] = value
    end
  end
end