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use extension in OptionSyntax

This commit is contained in:
xuwei-k 2024-10-23 13:29:30 +09:00
parent fc18a7e4fe
commit 7ecae27b3d
1 changed files with 7 additions and 17 deletions
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24
main/src/main/scala/sbt/OptionSyntax.scala
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@ -12,38 +12,28 @@ import java.util.Optional
// Todo: port this back to Zinc in place of JavaInterfaceUtil. // Todo: port this back to Zinc in place of JavaInterfaceUtil.
trait OptionSyntax { trait OptionSyntax {
import OptionSyntax._
implicit def sbtOptionSyntaxRichOptional[A](optional: Optional[A]): RichOptional[A] =
new RichOptional[A](optional)
implicit def sbtOptionSyntaxRichOption[A](option: Option[A]): RichOption[A] =
new RichOption[A](option)
implicit def sbtOptionSyntaxOptionIdOps[A](a: A): OptionIdOps[A] =
new OptionIdOps[A](a)
final def none[A]: Option[A] = None
}
object OptionSyntax extends OptionSyntax {
/** Injects some method. */ /** Injects some method. */
final class OptionIdOps[A](val a: A) extends AnyVal { extension [A](a: A) {
def some: Option[A] = Some(a) def some: Option[A] = Some(a)
} }
/** Injects asScala method. */ /** Injects asScala method. */
final class RichOptional[A](val optional: Optional[A]) extends AnyVal { extension [A](optional: Optional[A]) {
def asScala: Option[A] = def asScala: Option[A] =
if (!optional.isPresent) None if (!optional.isPresent) None
else Some(optional.get()) else Some(optional.get())
} }
/** Injects asJava method. */ /** Injects asJava method. */
final class RichOption[A](val option: Option[A]) extends AnyVal { extension [A](option: Option[A]) {
def asJava: Optional[A] = option match { def asJava: Optional[A] = option match {
case Some(value) => Optional.of(value) case Some(value) => Optional.of(value)
case None => Optional.empty[A] case None => Optional.empty[A]
} }
} }
final def none[A]: Option[A] = None
} }
object OptionSyntax extends OptionSyntax