trait UndefOrCommon[A] extends AnyRef
Add Option-like methods to js.UndefOr. Note that js.Undef.orNull exists in scala.js 1.0
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Abstract Value Members
- abstract def a: UndefOr[A]
Concrete Value Members
- final def !=(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- def !?[B >: A](default: => B): B
Same as
.getOrElsejust shorter.Same as
.getOrElsejust shorter.- Annotations
- @inline()
- final def ##: Int
- Definition Classes
- AnyRef → Any
- final def ==(arg0: Any): Boolean
- Definition Classes
- AnyRef → Any
- def ??[B >: A](default: => B): B
Same as
.getOrElsejust shorter.Same as
.getOrElsejust shorter.- Annotations
- @inline()
- def as[B]: UndefOr[B]
Changes what's inside but preserves UndefOr.
- final def asInstanceOf[T0]: T0
- Definition Classes
- Any
- def clone(): AnyRef
- Attributes
- protected[lang]
- Definition Classes
- AnyRef
- Annotations
- @throws(classOf[java.lang.CloneNotSupportedException]) @native() @HotSpotIntrinsicCandidate()
- final def eq(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- def equals(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef → Any
- def filterNull: UndefOr[A]
null => undefined, else the value remains.
- def filterTruthy: UndefOr[A]
Keep the value if its truthy, otherwise return undefined.
- final def getClass(): Class[_ <: AnyRef]
- Definition Classes
- AnyRef → Any
- Annotations
- @native() @HotSpotIntrinsicCandidate()
- def hashCode(): Int
- Definition Classes
- AnyRef → Any
- Annotations
- @native() @HotSpotIntrinsicCandidate()
- final def isInstanceOf[T0]: Boolean
- Definition Classes
- Any
- def isNull: Boolean
Tests for overall nullness which is different than
.isEmpty|.nonEmpty. - def isTotalEmpty: Boolean
This may override
UndefOr.isEmptybut this checks for null as well. - final def ne(arg0: AnyRef): Boolean
- Definition Classes
- AnyRef
- final def notify(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native() @HotSpotIntrinsicCandidate()
- final def notifyAll(): Unit
- Definition Classes
- AnyRef
- Annotations
- @native() @HotSpotIntrinsicCandidate()
- final def synchronized[T0](arg0: => T0): T0
- Definition Classes
- AnyRef
- def toNonNullOption: Option[A]
This could also be
_.toOption.filter(_ != null)but below is slightly faster. - def toNull: |[A, Null]
Convert UndefOr[A] => A|Null
- def toString(): String
- Definition Classes
- AnyRef → Any
- def toStringJs: String
Calls toString.
Calls toString. I'm not sure this is needed at all.
- def toTruthy: Boolean
Equivalent to !!someJSValue
- def toUndefOrNull: UndefOr[|[A, Null]]
Uh-oh, thought it was
js.UndefOr[A]but you need to say its ajs.UndefOr[A|Null]because the docs were wrong :-).Uh-oh, thought it was
js.UndefOr[A]but you need to say its ajs.UndefOr[A|Null]because the docs were wrong :-).- Annotations
- @inline()
- 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])