object Reusable
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final
def
!=(arg0: Any): Boolean
- Definition Classes
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final
def
##(): Int
- Definition Classes
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final
def
==(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- def always[A](a: A): Reusable[A]
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def
ap[A, B, C](ra: Reusable[A], rb: Reusable[B])(f: (A, B) ⇒ C): Reusable[C]
Create a new
Reusable[C]that is reusable so long asReusable[A]andReusable[B]are. - def apply[A](a: A)(reuse: (A, A) ⇒ Boolean)(implicit arg0: ClassTag[A]): Reusable[A]
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final
def
asInstanceOf[T0]: T0
- Definition Classes
- Any
- def asyncCallbackByRef[A](c: AsyncCallback[A]): Reusable[AsyncCallback[A]]
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implicit
def
autoValue[A](r: Reusable[A]): A
- Annotations
- @inline()
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def
byRef[A <: AnyRef](a: A): Reusable[A]
Compare by reference.
Compare by reference. Reuse if both values are the same instance.
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def
byRefIso[A, B <: AnyRef](a: A)(iso: (A) ⇒ B): Reusable[A]
Compare by reference through an isomorphism.
Compare by reference through an isomorphism. Reuse if both values are the same instance.
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def
byRefOr_==[A <: AnyRef](a: A): Reusable[A]
Compare by reference and if different, compare using universal equality (Scala's == operator).
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def
by_==[A](a: A): Reusable[A]
Compare using universal equality (Scala's == operator).
- def callbackByRef[A](c: CallbackTo[A]): Reusable[CallbackTo[A]]
- def callbackKleisliByRef[A, B](c: CallbackKleisli[A, B]): Reusable[CallbackKleisli[A, B]]
- def callbackOptionByRef[A](c: CallbackOption[A]): Reusable[CallbackOption[A]]
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def
clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws( ... ) @native() @HotSpotIntrinsicCandidate()
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def
const[A](a: A, isReusable: Boolean): Reusable[A]
Use constant reusability (i.e.
Use constant reusability (i.e. always-reuse or never-reuse)
- lazy val emptyCallback: Reusable[Callback]
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final
def
eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
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def
equals(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- def explicitly[A](a: A)(r: Reusability[A])(implicit arg0: ClassTag[A]): Reusable[A]
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final
def
getClass(): Class[_]
- Definition Classes
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- Annotations
- @native() @HotSpotIntrinsicCandidate()
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def
hashCode(): Int
- Definition Classes
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- Annotations
- @native() @HotSpotIntrinsicCandidate()
- def implicitly[A](a: A)(implicit arg0: ClassTag[A], arg1: Reusability[A]): Reusable[A]
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final
def
isInstanceOf[T0]: Boolean
- Definition Classes
- Any
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final
def
ne(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- def never[A](a: A): Reusable[A]
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final
def
notify(): Unit
- Definition Classes
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- Annotations
- @native() @HotSpotIntrinsicCandidate()
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final
def
notifyAll(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native() @HotSpotIntrinsicCandidate()
- implicit def reusableReusability[A]: Reusability[Reusable[A]]
- def sequenceOption[A](o: Option[Reusable[A]]): Reusable[Option[A]]
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final
def
synchronized[T0](arg0: ⇒ T0): T0
- Definition Classes
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def
toString(): String
- Definition Classes
- AnyRef → Any
- lazy val unit: Reusable[Unit]
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final
def
wait(arg0: Long, arg1: Int): Unit
- Definition Classes
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- Annotations
- @throws( ... )
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final
def
wait(arg0: Long): Unit
- Definition Classes
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- @throws( ... ) @native()
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final
def
wait(): Unit
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- @throws( ... )
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object
fn
A function that facilitates stability and reuse.
A function that facilitates stability and reuse.
In effective usage of React, callbacks are passed around as component properties. Due to the ease of function creation in Scala it is often the case that functions are created inline and thus provide no means of determining whether a component can safely skip its update. This exists as a solution.
- Since
0.9.0
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object
fnOutput
Convenience methods that help you create
I => Reusable[O]functions.Convenience methods that help you create
I => Reusable[O]functions.The reason this is more convenient than the underlying methods is that this makes it easier to create and share a single Reusability instance at the function definition site, before it's used.
Also note, that it's important that the functions you provide are pure. If you don't always return the same output given the same input, then you can expect different outputs to be discarded or "lost".
- Since
1.5.0
Deprecated Value Members
-
def
finalize(): Unit
- Attributes
- protected[lang]
- Definition Classes
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- Annotations
- @throws( classOf[java.lang.Throwable] ) @Deprecated @deprecated
- Deprecated
(Since version ) see corresponding Javadoc for more information.