Trait/Object

ltbs.uniform

IndexOf

Related Docs: object IndexOf | package uniform

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trait IndexOf[L <: HList, U] extends DepFn1[L] with Serializable

Allows the extraction of the position of the first occurance of an element in a HList.

Part of the internal wiring of uniform's implementation of KLists, you are not likely to need this for your own journeys.

import shapeless._
import ltbs.uniform._

the[IndexOf[Int :: String :: Boolean :: HNil, String]].index // 1
the[IndexOf[String :: HNil, Boolean]] // compile error
Annotations
@implicitNotFound( "Cannot find ${U} in ${L}" )
Linear Supertypes
Serializable, Serializable, DepFn1[L], AnyRef, Any
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Inherited
  1. IndexOf
  2. Serializable
  3. Serializable
  4. DepFn1
  5. AnyRef
  6. Any
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Visibility
  1. Public
  2. All

Type Members

  1. type Out = Nat

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    Type-level value for the index of U in L

    Type-level value for the index of U in L

    Definition Classes
    IndexOf → DepFn1

Abstract Value Members

  1. abstract def apply(t: L): Out

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    Definition Classes
    DepFn1

  2. abstract val index: Int

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    Runtime value for the index of U in L

Concrete Value Members

  1. final def !=(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any

  2. final def ##(): Int

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    Definition Classes
    AnyRef → Any

  3. final def ==(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any

  4. final def asInstanceOf[T0]: T0

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    Definition Classes
    Any

  5. def clone(): AnyRef

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  6. final def eq(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef

  7. def equals(arg0: Any): Boolean

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    Definition Classes
    AnyRef → Any

  8. def finalize(): Unit

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    Attributes
    protected[java.lang]
    Definition Classes
    AnyRef
    Annotations
    @throws( classOf[java.lang.Throwable] )

  9. final def getClass(): Class[_]

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    Definition Classes
    AnyRef → Any

  10. def hashCode(): Int

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    Definition Classes
    AnyRef → Any

  11. final def isInstanceOf[T0]: Boolean

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    Definition Classes
    Any

  12. final def ne(arg0: AnyRef): Boolean

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    Definition Classes
    AnyRef

  13. final def notify(): Unit

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    Definition Classes
    AnyRef

  14. final def notifyAll(): Unit

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    Definition Classes
    AnyRef

  15. final def synchronized[T0](arg0: ⇒ T0): T0

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    Definition Classes
    AnyRef

  16. def toString(): String

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    Definition Classes
    AnyRef → Any

  17. final def wait(): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  18. final def wait(arg0: Long, arg1: Int): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

  19. final def wait(arg0: Long): Unit

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    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from Serializable

Inherited from Serializable

Inherited from DepFn1[L]

Inherited from AnyRef

Inherited from Any

Ungrouped