bhanditz / zkotlin

Extensions for Kotlin Language

zkotlin

Extensions for Kotlin Language

• Either<L, R> - Examples

  • Either.Left<L,R> Either.Right<L,R>

    • Either.right<Int, String>("right value")
    • Either.left<Int, String>(-1)
    • Either.rightOf("right value")
    • Either.leftOf(-1)

  • fun isRight(): Boolean

  • fun isLeft(): Boolean

  • fun component1(): L

  • fun component2(): R

  • fun get(): R

  • fun failure(): L

  • fun success(onSuccess: (R) -> T): T

  • fun failure(onFail: (L) -> T): T

  • fun fold(left: (L) -> T, right: (R) -> T): T

  • fun <TL, TR> foldCompose(left: (L) -> Either<TL, TR>, right: (R) -> Either<TL, TR>): Either<TL, TR>

  • fun andThen(supplier: (R) -> Either<L, TR>): Either<L, TR>

  • fun getOrElse(supplier: (L) -> Either<L, R>): Either<L, R>

• List<Either<L, R>> - Examples

  • fun <L, R, T> List<Either<L, R>>.fold(onError: (L) -> Unit, onSuccess: (R) -> T): List
  • fun <L, R> List<Either<L, R>>.foldSuccess(): List
  • fun <L, R, T> List<Either<L, R>>.foldSuccess(onSuccess: (R) -> T): List
  • fun <L, R> List<Either<L, R>>.foldError(onError: (L) -> Unit): List<Either<L, R>>

• Coroutine List - Examples

  • suspend fun List<Deferred>.await()

• Currying - Examples

  • ::foobar(a,b).curried()
  • ::foobar(a,b,c).curried()
  • max of 5 parameters foobar(a,b,c,d,e)

• Int - Examples

  • fun isEven(): Boolean
  • fun isOdd(): Boolean