Option conversions

Author: danslapman

readme.md

@@ -14,6 +14,6 @@ The following components of `scala.jdk` are implemented:
 - [x] DurationConverters
 - [ ] FunctionConverters
 - [x] FutureConverters
-- [ ] OptionConverters
+- [x] OptionConverters
 - [ ] StreamConverters
 

src/main/kotlin/com/github/leviysoft/sk/OptionConverters.kt

@@ -0,0 +1,36 @@
+package com.github.leviysoft.sk
+
+import scala.Option
+import java.util.*
+
+fun <T> Option<T>.toJava(): Optional<T> {
+    return scala.jdk.javaapi.OptionConverters.toJava(this)
+}
+
+fun Option<Double>.toJavaOptionalDouble(): OptionalDouble {
+    return scala.jdk.javaapi.OptionConverters.toJavaOptionalDouble(this)
+}
+
+fun Option<Int>.toJavaOptionalInt(): OptionalInt {
+    return scala.jdk.javaapi.OptionConverters.toJavaOptionalInt(this)
+}
+
+fun Option<Long>.toJavaOptionalLong(): OptionalLong {
+    return scala.jdk.javaapi.OptionConverters.toJavaOptionalLong(this)
+}
+
+fun <T> Optional<T>.toScala(): Option<T> {
+    return scala.jdk.javaapi.OptionConverters.toScala(this)
+}
+
+fun OptionalDouble.toScala(): Option<Double> {
+    return scala.jdk.javaapi.OptionConverters.toScala(this)
+}
+
+fun OptionalInt.toScala(): Option<Int> {
+    return scala.jdk.javaapi.OptionConverters.toScala(this)
+}
+
+fun OptionalLong.toScala(): Option<Long> {
+    return scala.jdk.javaapi.OptionConverters.toScala(this)
+}