Packages

object ZLayer extends ZLayerCompanionVersionSpecific

Linear Supertypes
ZLayerCompanionVersionSpecific, AnyRef, Any
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  1. ZLayer
  2. ZLayerCompanionVersionSpecific
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Visibility
  1. Public
  2. Protected

Type Members

  1. sealed trait Debug extends AnyRef
  2. trait FunctionConstructor[In] extends AnyRef

    A FunctionConstructor[Input] knows how to construct a ZLayer value from a function of type Input.

    A FunctionConstructor[Input] knows how to construct a ZLayer value from a function of type Input. This allows the type of the ZLayer value constructed to depend on Input.

  3. implicit final class ScopedEnvironmentPartiallyApplied[R] extends AnyVal
  4. implicit final class ScopedPartiallyApplied[R] extends AnyVal
  5. implicit final class ZLayerInvariantOps[RIn, E, ROut] extends AnyVal
  6. implicit final class ZLayerProvideSomeOps[RIn, E, ROut] extends AnyVal

Value Members

  1. final def !=(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  2. final def ##: Int
    Definition Classes
    AnyRef → Any
  3. final def ==(arg0: Any): Boolean
    Definition Classes
    AnyRef → Any
  4. def apply[RIn, E, ROut](zio: => ZIO[RIn, E, ROut])(implicit arg0: Tag[ROut], trace: Trace): ZLayer[RIn, E, ROut]

    Constructs a layer from an effectual resource.

  5. final def asInstanceOf[T0]: T0
    Definition Classes
    Any
  6. def clone(): AnyRef
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.CloneNotSupportedException]) @native()
  7. def collectAll[R, E, A, Collection[+Element] <: Iterable[Element]](in: => Collection[ZLayer[R, E, A]])(implicit arg0: Tag[A], tag: Tag[Collection[A]], bf: zio.BuildFrom[Collection[ZLayer[R, E, A]], A, Collection[A]], trace: Trace): ZLayer[R, E, Collection[A]]

    Gathers up the ZLayer inside of the given collection, and combines them into a single ZLayer containing an equivalent collection of results.

  8. def debug(value: => Any)(implicit trace: Trace): ZLayer[Any, Nothing, Unit]

    Prints the specified message to the console for debugging purposes.

  9. macro def derive[A]: ZLayer[Nothing, Any, A]

    Automatically derives a simple layer for the provided type.

    Automatically derives a simple layer for the provided type.

    class Car(wheels: Wheels, engine: Engine) { /* ... */ }

val carLayer: URLayer[Wheels & Engine, Car] = ZLayer.derive[Car]
    Definition Classes
    ZLayerCompanionVersionSpecific
  10. final def die(t: => Throwable)(implicit trace: Trace): ZLayer[Any, Nothing, Nothing]

    Constructs a layer that dies with the specified throwable.

  11. val empty: ZLayer[Any, Nothing, Any]

    A layer that does not produce any services.

  12. def environment[A](implicit trace: Trace): ZLayer[A, Nothing, A]

    Constructs a layer that passes along the specified environment as an output.

  13. final def eq(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  14. def equals(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef → Any
  15. def fail[E](e: => E)(implicit trace: Trace): Layer[E, Nothing]

    Constructs a layer that fails with the specified error.

  16. def failCause[E](cause: => Cause[E])(implicit trace: Trace): Layer[E, Nothing]

    Constructs a layer that fails with the specified cause.

  17. def foreach[R, E, A, B, Collection[+Element] <: Iterable[Element]](in: => Collection[A])(f: (A) => ZLayer[R, E, B])(implicit arg0: Tag[B], tag: Tag[Collection[B]], bf: zio.BuildFrom[Collection[A], B, Collection[B]], trace: Trace): ZLayer[R, E, Collection[B]]

    Applies the function f to each element of the Collection[A] and returns the results in a new Collection[B].

  18. def fromFunction[In](in: In)(implicit constructor: FunctionConstructor[In], trace: Trace): Out

    Constructs a layer from the specified function.

  19. def fromZIO[R, E, A](zio: => ZIO[R, E, A])(implicit arg0: Tag[A], trace: Trace): ZLayer[R, E, A]

    Constructs a layer from the specified effect.

  20. def fromZIOEnvironment[R, E, A](zio: => ZIO[R, E, ZEnvironment[A]])(implicit trace: Trace): ZLayer[R, E, A]

    Constructs a layer from the specified effect, which must return one or more services.

  21. final def getClass(): Class[_ <: AnyRef]
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  22. def hashCode(): Int
    Definition Classes
    AnyRef → Any
    Annotations
    @native()
  23. final def isInstanceOf[T0]: Boolean
    Definition Classes
    Any
  24. def make[R]: MakePartiallyApplied[R]

    Automatically assembles a layer for the provided type.

    Automatically assembles a layer for the provided type.

    ZLayer.make[Car](carLayer, wheelsLayer, engineLayer)
    Definition Classes
    ZLayerCompanionVersionSpecific
  25. def makeSome[R0, R]: MakeSomePartiallyApplied[R0, R]

    Automatically constructs a layer for the provided type R, leaving a remainder R0.

    Automatically constructs a layer for the provided type R, leaving a remainder R0.

    val carLayer: ZLayer[Engine with Wheels, Nothing, Car] = ???
val wheelsLayer: ZLayer[Any, Nothing, Wheels] = ???

val layer = ZLayer.makeSome[Engine, Car](carLayer, wheelsLayer)
    Definition Classes
    ZLayerCompanionVersionSpecific
  26. final def ne(arg0: AnyRef): Boolean
    Definition Classes
    AnyRef
  27. final def notify(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  28. final def notifyAll(): Unit
    Definition Classes
    AnyRef
    Annotations
    @native()
  29. def refailCause[E](cause: Cause[E])(implicit trace: Trace): Layer[E, Nothing]

    Constructs a layer that refails with the specified cause.

  30. def scoped[R]: ScopedPartiallyApplied[R]

    Constructs a layer from the specified scoped effect.

  31. def scopedEnvironment[R]: ScopedEnvironmentPartiallyApplied[R]

    Constructs a layer from the specified scoped effect, which must return one or more services.

  32. def service[A](implicit arg0: Tag[A], trace: Trace): ZLayer[A, Nothing, A]

    Constructs a layer that accesses and returns the specified service from the environment.

  33. def succeed[A](a: => A)(implicit arg0: Tag[A], trace: Trace): ULayer[A]

    Constructs a layer from the specified value.

  34. def succeedEnvironment[A](a: => ZEnvironment[A])(implicit trace: Trace): ULayer[A]

    Constructs a layer from the specified value, which must return one or more services.

  35. def suspend[RIn, E, ROut](layer: => ZLayer[RIn, E, ROut]): ZLayer[RIn, E, ROut]

    Lazily constructs a layer.

    Lazily constructs a layer. This is useful to avoid infinite recursion when creating layers that refer to themselves.

  36. final def synchronized[T0](arg0: => T0): T0
    Definition Classes
    AnyRef
  37. def toString(): String
    Definition Classes
    AnyRef → Any
  38. val unit: ULayer[Unit]

    A layer that succeeds with a unit value.

  39. final def wait(): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  40. final def wait(arg0: Long, arg1: Int): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException])
  41. final def wait(arg0: Long): Unit
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.InterruptedException]) @native()
  42. object Debug
  43. object Derive
  44. object FunctionConstructor

Deprecated Value Members

  1. def finalize(): Unit
    Attributes
    protected[lang]
    Definition Classes
    AnyRef
    Annotations
    @throws(classOf[java.lang.Throwable]) @Deprecated
    Deprecated

    (Since version 9)

Inherited from ZLayerCompanionVersionSpecific

Inherited from AnyRef

Inherited from Any

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