scala.slick.collection.heterogenous

HList

sealed abstract class HList extends Product

A heterogenous list where each element has its own type.

Linear Supertypes
Product, Equals, AnyRef, Any
Known Subclasses
HCons, HNil
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Inherited
  1. HList
  2. Product
  3. Equals
  4. AnyRef
  5. Any
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Visibility
  1. Public
  2. All

Instance Constructors

  1. new HList()

Type Members

  1. type ::[E] = HCons[E, Self]

    The type of prepending an element of type E to this HList

  2. type :::[L <: HList] = :::.L.Fold[HList, PrependHead, Self]

    The type of concatenating another HList with this HList

  3. type Apply[N <: Nat] = Nat.Fold.Head

    Get the type of the Nth element of this HList

  4. type Drop[N <: Nat] = Drop.N.Fold[HList, TailOf, Self]

    Drop the first N elements from this HList and return the resulting type

  5. abstract type Fold[U, F[_ <: HList, _ <: U] <: U, Z <: U] <: U

    The type of a Fold operation on this HList

  6. abstract type Head

    The type of the first element

  7. type HeadOf[T <: HList] = HeadOf.T.Head

    Attributes
    protected[this]

  8. type IncrementForFold[X, Z <: Nat] = Succ[Z]

    Ignore X and increment Z by one (for counting with Fold)

    Ignore X and increment Z by one (for counting with Fold)

    Attributes
    protected[this]

  9. type Length = Fold[Nat, IncrementForFold, _0]

    Get the Nat type of the length of this HList

  10. type PrependHead[X <: HList, Z <: HList] = HCons[PrependHead.X.Head, PrependHead.Z.Self]

    Attributes
    protected[this]

  11. abstract type Self <: HList

    The type of this HList object

  12. abstract type Tail <: HList

    The type of the tail of this HList

  13. type TailOf[T <: HList] = TailOf.T.Tail

    Attributes
    protected[this]

Abstract Value Members

  1. abstract def fold[U, F[_ <: HList, _ <: U] <: U, Z <: U](f: TypedFunction2[HList, U, U, F], z: Z): Fold[U, F, Z]

    Fold the elements of this HList.

  2. abstract def head: Head

    Get the first element, or throw a NoSuchElementException if this HList is empty.

  3. abstract def nonEmpty: Boolean

    Check if this HList is non-empty.

  4. abstract def self: Self

    Return this HList typed as Self/

  5. abstract def tail: Tail

    Get the tail of the list, or throw a NoSuchElementException if this HList is empty.

  6. abstract def toList: List[Any]

    Convert this HList to a List[Any].

Concrete Value Members

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

    Definition Classes
    AnyRef

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

    Definition Classes
    Any

  3. final def ##(): Int

    Definition Classes
    AnyRef → Any

  4. final def ::[E](elem: E): ::[E]

    Prepend an element to this HList, returning a new HList.

    Prepend an element to this HList, returning a new HList.

    Annotations
    @inline()

  5. final def :::[L <: HList](l: L): :::[L]

    Concatenate another HList to this HList, returning a new HList.

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

    Definition Classes
    AnyRef

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

    Definition Classes
    Any

  8. final def _unsafeApply[N <: Nat](i: Int): Apply[N]

    Annotations
    @inline()

  9. final def apply(n: Int): Any

    Return the nth element from this HList, using the correct return type if n is a literal, otherwise Any.

    Return the nth element from this HList, using the correct return type if n is a literal, otherwise Any.

    Annotations
    @macroImpl( ... )

  10. final def apply[N <: Nat](n: N): Apply[N]

    Return the nth element from this HList, using the correct return type.

    Return the nth element from this HList, using the correct return type.

    Annotations
    @inline()

  11. final def asInstanceOf[T0]: T0

    Definition Classes
    Any

  12. final def canEqual(that: Any): Boolean

    Definition Classes
    HList → Equals

  13. def clone(): AnyRef

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

  14. final def drop(i: Int): HList

    Drop the first n elements from this HList.

  15. final def drop[N <: Nat](n: N): Drop[N]

    Drop the first n elements from this HList.

    Drop the first n elements from this HList.

    Annotations
    @inline()

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

    Definition Classes
    AnyRef

  17. final def equals(that: Any): Boolean

    Definition Classes
    HList → Equals → AnyRef → Any

  18. def finalize(): Unit

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

  19. final def foreach(f: (Any) ⇒ Unit): Unit

    Evaluate a function for each element of this HList.

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

    Definition Classes
    AnyRef → Any

  21. final lazy val hashCode: Int

    Definition Classes
    HList → AnyRef → Any

  22. final def isEmpty: Boolean

    Check if this list is empty.

  23. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any

  24. final def length: Length

    Get the length of this list as a Nat.

    Get the length of this list as a Nat.

    Annotations
    @inline()

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

    Definition Classes
    AnyRef

  26. final def notify(): Unit

    Definition Classes
    AnyRef

  27. final def notifyAll(): Unit

    Definition Classes
    AnyRef

  28. final def productArity: Int

    Get the length of this list as an Int.

    Get the length of this list as an Int.

    Definition Classes
    HList → Product

  29. final def productElement(i: Int): Any

    Definition Classes
    HList → Product

  30. def productIterator: Iterator[Any]

    Definition Classes
    Product

  31. def productPrefix: String

    Definition Classes
    Product

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

    Definition Classes
    AnyRef

  33. final def toString(): String

    Definition Classes
    HList → AnyRef → Any

  34. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

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

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

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

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from Product

Inherited from Equals

Inherited from AnyRef

Inherited from Any

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