sealed abstract class Coyoneda[F[_], A] extends AnyRef
The dual view of the Yoneda lemma. Also a free functor on F
.
This is isomorphic to F
as long as F
itself is a functor.
The homomorphism from F[A]
to Coyoneda[F,A]
exists even when
F
is not a functor.
- Self Type
- Coyoneda[F, A]
- Source
- Coyoneda.scala
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- Coyoneda
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abstract
type
I
The pivot between
fi
andk
, usually existential.
Abstract Value Members
Concrete Value Members
-
final
def
!=(arg0: Any): Boolean
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-
final
def
##(): Int
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final
def
==(arg0: Any): Boolean
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final
def
asInstanceOf[T0]: T0
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def
clone(): AnyRef
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- protected[lang]
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final
def
eq(arg0: AnyRef): Boolean
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def
equals(arg0: Any): Boolean
- Definition Classes
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-
def
extend[G[_]](f: ~>[[β$1$]Coyoneda[F, β$1$], G]): Coyoneda[G, A]
Coyoneda
is a comonad in an endofunctor category -
def
finalize(): Unit
- Attributes
- protected[lang]
- Definition Classes
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- Annotations
- @throws( classOf[java.lang.Throwable] )
-
def
flatMap[G[_]](f: ~>[F, [β$0$]Coyoneda[G, β$0$]]): Coyoneda[G, A]
Coyoneda
is a monad in an endofunctor category -
final
def
getClass(): Class[_]
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- Annotations
- @native()
-
def
hashCode(): Int
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- @native()
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final
def
isInstanceOf[T0]: Boolean
- Definition Classes
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-
final
def
map[B](f: (A) ⇒ B): Aux[F, B, I]
Simple function composition.
Simple function composition. Allows map fusion without touching the underlying
F
. -
final
def
ne(arg0: AnyRef): Boolean
- Definition Classes
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final
def
notify(): Unit
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- @native()
-
final
def
notifyAll(): Unit
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- @native()
-
final
def
run(implicit F: Functor[F]): F[A]
Converts to
F[A]
given thatF
is a functor -
final
def
synchronized[T0](arg0: ⇒ T0): T0
- Definition Classes
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-
def
toLan: Lan[Id.Id, F, A]
Coyoneda[F,_]
is the left Kan extension ofF
alongId
-
def
toString(): String
- Definition Classes
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-
final
def
toYoneda(implicit F: Functor[F]): Yoneda[F, A]
Converts to
Yoneda[F,A]
given thatF
is a functor - final def trans[G[_]](f: ~>[F, G]): Aux[G, A, I]
-
final
def
unlift(implicit F: Functor[F]): F[A]
Alias for
run
.Alias for
run
.- Annotations
- @inline()
-
final
def
wait(): Unit
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final
def
wait(arg0: Long, arg1: Int): Unit
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final
def
wait(arg0: Long): Unit
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