slick.collection.heterogeneous

HNil

object HNil extends HList

The empty HList

Source
HList.scala
Linear Supertypes
HList, Product, Equals, AnyRef, Any
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Inherited
  1. HNil
  2. HList
  3. Product
  4. Equals
  5. AnyRef
  6. Any
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Visibility
  1. Public
  2. All

Type Members

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

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

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

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

    The type of concatenating another HList with this HList

    The type of concatenating another HList with this HList

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

    Get the type of the Nth element of this HList

    Get the type of the Nth element of this HList

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

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

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

    Definition Classes
    HList
  5. type Fold[U, F[_ <: HList, _ <: U] <: U, Z <: U] = Z

    The type of a Fold operation on this HList

    The type of a Fold operation on this HList

    Definition Classes
    HNilHList
  6. type Head = Nothing

    The type of the first element

    The type of the first element

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

    Attributes
    protected[this]
    Definition Classes
    HList
  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]
    Definition Classes
    HList
  9. type Length = Fold[Nat, IncrementForFold, _0]

    Get the Nat type of the length of this HList

    Get the Nat type of the length of this HList

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

    Attributes
    protected[this]
    Definition Classes
    HList
  11. type Self = HNil.type

    The type of this HList object

    The type of this HList object

    Definition Classes
    HNilHList
  12. type Tail = Nothing

    The type of the tail of this HList

    The type of the tail of this HList

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

    Attributes
    protected[this]
    Definition Classes
    HList

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.

    Definition Classes
    HList
    Annotations
    @inline()
  5. final def :::[L <: HList](l: L): :::[L]

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

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

    Definition Classes
    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]

    Definition Classes
    HList
    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.

    Definition Classes
    HList
    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.

    Definition Classes
    HList
    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.

    Drop the first n elements from this HList.

    Definition Classes
    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.

    Definition Classes
    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. def fold[U, F[_ <: HList, _ <: U] <: U, Z <: U](f: TypedFunction2[HList, U, U, F], z: Z): Z

    Fold the elements of this HList.

    Fold the elements of this HList.

    Definition Classes
    HNilHList
  20. final def foreach(f: (Any) ⇒ Unit): Unit

    Evaluate a function for each element of this HList.

    Evaluate a function for each element of this HList.

    Definition Classes
    HList
  21. final def getClass(): Class[_]

    Definition Classes
    AnyRef → Any
  22. final lazy val hashCode: Int

    Definition Classes
    HList → AnyRef → Any
  23. def head: Nothing

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

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

    Definition Classes
    HNilHList
  24. final def isEmpty: Boolean

    Check if this list is empty.

    Check if this list is empty.

    Definition Classes
    HList
  25. final def isInstanceOf[T0]: Boolean

    Definition Classes
    Any
  26. final def length: Length

    Get the length of this list as a Nat.

    Get the length of this list as a Nat.

    Definition Classes
    HList
    Annotations
    @inline()
  27. final def ne(arg0: AnyRef): Boolean

    Definition Classes
    AnyRef
  28. def nonEmpty: Boolean

    Check if this HList is non-empty.

    Check if this HList is non-empty.

    Definition Classes
    HNilHList
  29. final def notify(): Unit

    Definition Classes
    AnyRef
  30. final def notifyAll(): Unit

    Definition Classes
    AnyRef
  31. 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
  32. final def productElement(i: Int): Any

    Definition Classes
    HList → Product
  33. def productIterator: Iterator[Any]

    Definition Classes
    Product
  34. def productPrefix: String

    Definition Classes
    Product
  35. def self: HNil.type

    Return this HList typed as Self/

    Return this HList typed as Self/

    Definition Classes
    HNilHList
  36. final def synchronized[T0](arg0: ⇒ T0): T0

    Definition Classes
    AnyRef
  37. def tail: Nothing

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

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

    Definition Classes
    HNilHList
  38. def toList: Nil.type

    Convert this HList to a List[Any].

    Convert this HList to a List[Any].

    Definition Classes
    HNilHList
  39. final def toString(): String

    Definition Classes
    HList → AnyRef → Any
  40. final def wait(): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  41. final def wait(arg0: Long, arg1: Int): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )
  42. final def wait(arg0: Long): Unit

    Definition Classes
    AnyRef
    Annotations
    @throws( ... )

Inherited from HList

Inherited from Product

Inherited from Equals

Inherited from AnyRef

Inherited from Any

Ungrouped