Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Unseal InjectK to allow for extension by other libraries #1642

Merged
merged 1 commit into from
May 9, 2017
Merged

Unseal InjectK to allow for extension by other libraries #1642

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 3 additions & 3 deletions core/src/main/scala/cats/InjectK.scala
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -9,14 +9,14 @@ import cats.data.EitherK
*
* @see [[http://www.staff.science.uu.nl/~swier004/publications/2008-jfp.pdf]]
*/
sealed abstract class InjectK[F[_], G[_]] {
abstract class InjectK[F[_], G[_]] {
def inj: FunctionK[F, G]

def prj: FunctionK[G, λ[α => Option[F[α]]]]

def apply[A](fa: F[A]): G[A] = inj(fa)
final def apply[A](fa: F[A]): G[A] = inj(fa)

def unapply[A](ga: G[A]): Option[F[A]] = prj(ga)
final def unapply[A](ga: G[A]): Option[F[A]] = prj(ga)
}

private[cats] sealed abstract class InjectKInstances {
Expand Down