sangria.catseffect.schema.AsyncValue.scala Maven / Gradle / Ivy

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Experimental support for Cats Effect

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package sangria.catseffect.schema

import cats.effect.Async
import sangria.schema.LeafAction

import scala.concurrent.ExecutionContext
import scala.language.implicitConversions

case class AsyncValue[Ctx, Val, F[_]: Async](value: F[Val]) extends LeafAction[Ctx, Val] {
  override def map[NewVal](fn: Val => NewVal)(implicit
      ec: ExecutionContext): AsyncValue[Ctx, NewVal, F] =
    new AsyncValue(Async[F].map(value)(fn))
}

object AsyncValue {
  implicit def asyncAction[Ctx, Val, F[_]: Async](value: F[Val]): LeafAction[Ctx, Val] =
    AsyncValue(value)
}