final class HCons[+H, +T <: HList] extends HList
A cons cell of an HList, containing an element type and the element
- Source
- HList.scala
- Alphabetic
- By Inheritance
- HCons
- HList
- Product
- Equals
- AnyRef
- Any
- by StringFormat
- by Ensuring
- by ArrowAssoc
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- Public
- Protected
Instance Constructors
- new HCons(head: H, tail: T)
Type Members
- 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
- type Head = H
The type of the first element
- type Self = HCons[H, T]
The type of this HList object
- type Tail = T
The type of the tail of this HList
Value Members
- final def !=(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def ##: Int
- Definition Classes
- AnyRef → Any
- def ->[B](y: B): (HCons[H, T], B)
- 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()
- final def ==(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- final def asInstanceOf[T0]: T0
- Definition Classes
- Any
- final def canEqual(that: Any): Boolean
- Definition Classes
- HList → Equals
- def clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.CloneNotSupportedException]) @HotSpotIntrinsicCandidate() @native()
- final def drop(i: Int): HList
Drop the first
nelements from this HList.Drop the first
nelements from this HList.- Definition Classes
- HList
- def ensuring(cond: (HCons[H, T]) => Boolean, msg: => Any): HCons[H, T]
- def ensuring(cond: (HCons[H, T]) => Boolean): HCons[H, T]
- def ensuring(cond: Boolean, msg: => Any): HCons[H, T]
- def ensuring(cond: Boolean): HCons[H, T]
- final def eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- final def equals(that: Any): Boolean
- Definition Classes
- HList → Equals → AnyRef → Any
- 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
- final def getClass(): Class[_ <: AnyRef]
- Definition Classes
- AnyRef → Any
- Annotations
- @HotSpotIntrinsicCandidate() @native()
- final lazy val hashCode: Int
- Definition Classes
- HList → AnyRef → Any
- val head: H
Get the first element, or throw a NoSuchElementException if this HList is empty.
- final def isEmpty: Boolean
Check if this list is empty.
Check if this list is empty.
- Definition Classes
- HList
- final def isInstanceOf[T0]: Boolean
- Definition Classes
- Any
- final def length: Int
Get the length of this list.
Get the length of this list.
- Definition Classes
- HList
- Annotations
- @inline()
- final def ne(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- def nonEmpty: Boolean
Check if this HList is non-empty.
- final def notify(): Unit
- Definition Classes
- AnyRef
- Annotations
- @HotSpotIntrinsicCandidate() @native()
- final def notifyAll(): Unit
- Definition Classes
- AnyRef
- Annotations
- @HotSpotIntrinsicCandidate() @native()
- 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
- final def productElement(i: Int): Any
- Definition Classes
- HList → Product
- def productElementName(n: Int): String
- Definition Classes
- Product
- def productElementNames: Iterator[String]
- Definition Classes
- Product
- def productIterator: Iterator[Any]
- Definition Classes
- Product
- def productPrefix: String
- Definition Classes
- Product
- def self: Self
Return this HList typed as
Self/ - final def synchronized[T0](arg0: => T0): T0
- Definition Classes
- AnyRef
- val tail: T
Get the tail of the list, or throw a NoSuchElementException if this HList is empty.
- def toList: List[Any]
Convert this HList to a
List[Any]. - final def toString(): String
- Definition Classes
- HList → AnyRef → Any
- final def wait(arg0: Long, arg1: Int): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
- final def wait(arg0: Long): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException]) @native()
- final def wait(): Unit
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.InterruptedException])
Deprecated Value Members
- def finalize(): Unit
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.Throwable]) @Deprecated
- Deprecated
(Since version 9)
- def formatted(fmtstr: String): String
- Implicit
- This member is added by an implicit conversion from HCons[H, T] toStringFormat[HCons[H, T]] performed by method StringFormat in scala.Predef.
- Definition Classes
- StringFormat
- Annotations
- @deprecated @inline()
- Deprecated
(Since version 2.12.16) Use
formatString.format(value)instead ofvalue.formatted(formatString), or use thef""string interpolator. In Java 15 and later,formattedresolves to the new method in String which has reversed parameters.
- def →[B](y: B): (HCons[H, T], B)
- Implicit
- This member is added by an implicit conversion from HCons[H, T] toArrowAssoc[HCons[H, T]] performed by method ArrowAssoc in scala.Predef.
- Definition Classes
- ArrowAssoc
- Annotations
- @deprecated
- Deprecated
(Since version 2.13.0) Use
->instead. If you still wish to display it as one character, consider using a font with programming ligatures such as Fira Code.
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Scala Language-Integrated Connection Kit
This is the API documentation for the Slick database library. It should be used as an additional resource to the user manual.
Further documentation for Slick can be found on the documentation pages.
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