internal

final case class ArgumentFields[A]() extends Product with Serializable
final case class CommandFields[A](commands: List[(String, types.ParserInfo[A])]) extends Product with Serializable
case class DefaultProp[A](default: Option[A], sDef: Option[(A) ⇒ String]) extends Product with Serializable
final case class FlagFields[A](names: List[OptName], active: A) extends Product with Serializable
trait HasMetavar[F[_]] extends AnyRef
trait HasName[F[_]] extends AnyRef
case class Mod[F[_], A](f: (F[A]) ⇒ F[A], prop: DefaultProp[A], g: (OptProperties) ⇒ OptProperties) extends Product with Serializable

An option modifier.
final case class OptionFields[A](names: List[OptName], noArgError: ParseError) extends Product with Serializable

object DefaultProp extends Serializable
object FlagFields extends Serializable
object Mod extends Serializable
object OptionFields extends Serializable
val baseProps: OptProperties
def internal[F[_], A]: Mod[F, A]

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def mkCommand[A](mod: Mod[CommandFields, A]): (List[String], (String) ⇒ Option[types.ParserInfo[A]])
def mkOption[A](prop: DefaultProp[A], g: (OptProperties) ⇒ OptProperties, reader: OptReader[A]): Opt[A]
def mkParser[A](prop: DefaultProp[A], g: (OptProperties) ⇒ OptProperties, reader: OptReader[A]): types.Parser[A]
def mkProps[A](prop: DefaultProp[A], g: (OptProperties) ⇒ OptProperties): OptProperties