diff options
Diffstat (limited to 'src/main/scala/xyz/driver/pdsuicommon/computation')
3 files changed, 20 insertions, 15 deletions
diff --git a/src/main/scala/xyz/driver/pdsuicommon/computation/Computation.scala b/src/main/scala/xyz/driver/pdsuicommon/computation/Computation.scala index ad458de..159c144 100644 --- a/src/main/scala/xyz/driver/pdsuicommon/computation/Computation.scala +++ b/src/main/scala/xyz/driver/pdsuicommon/computation/Computation.scala @@ -16,7 +16,7 @@ import scala.concurrent.{ExecutionContext, Future} * {{{ * import scala.concurrent.ExecutionContext.Implicits.global * import scala.concurrent.{ExecutionContext, Future} - * import com.drivergrp.server.com.drivergrp.server.common.utils.Computation + * import xyz.driver.pdsuicommon.computation.Computation * * def successful = for { * x <- Computation.continue(1) @@ -65,6 +65,13 @@ final case class Computation[+R, +T](future: Future[Either[R, T]]) { Computation.continue(f(a)) } + def mapLeft[R2](f: R => R2)(implicit ec: ExecutionContext): Computation[R2, T] = { + Computation(future.map { + case Left(x) => Left(f(x)) + case Right(x) => Right(x) + }) + } + def andThen(f: T => Any)(implicit ec: ExecutionContext): Computation[R, T] = map { a => f(a) a diff --git a/src/main/scala/xyz/driver/pdsuicommon/computation/FutureToComputationOps.scala b/src/main/scala/xyz/driver/pdsuicommon/computation/FutureToComputationOps.scala index c5800dc..6951e79 100644 --- a/src/main/scala/xyz/driver/pdsuicommon/computation/FutureToComputationOps.scala +++ b/src/main/scala/xyz/driver/pdsuicommon/computation/FutureToComputationOps.scala @@ -6,19 +6,17 @@ import scala.concurrent.{ExecutionContext, Future} final class FutureToComputationOps[T](val self: Future[T]) extends AnyVal { - def handleDomainError[U, ER](f: PartialFunction[T, U]) - (implicit unsuitableToErrorsResponse: DomainError => ER, - ec: ExecutionContext): Future[Either[ER, U]] = { + def handleDomainError[U, ER](f: PartialFunction[T, U])(implicit unsuitableToErrorsResponse: DomainError => ER, + ec: ExecutionContext): Future[Either[ER, U]] = { self.map { case x if f.isDefinedAt(x) => Right(f(x)) - case x: DomainError => Left(unsuitableToErrorsResponse(x)) - case x => throw new RuntimeException(s"Can not process $x") + case x: DomainError => Left(unsuitableToErrorsResponse(x)) + case x => throw new RuntimeException(s"Can not process $x") } } - def toComputation[U, ER](f: PartialFunction[T, U]) - (implicit unsuitableToErrorsResponse: DomainError => ER, - ec: ExecutionContext): Computation[ER, U] = { + def toComputation[U, ER](f: PartialFunction[T, U])(implicit unsuitableToErrorsResponse: DomainError => ER, + ec: ExecutionContext): Computation[ER, U] = { Computation(handleDomainError(f)) } } diff --git a/src/main/scala/xyz/driver/pdsuicommon/computation/TryToComputationOps.scala b/src/main/scala/xyz/driver/pdsuicommon/computation/TryToComputationOps.scala index 8282bc6..45f6d41 100644 --- a/src/main/scala/xyz/driver/pdsuicommon/computation/TryToComputationOps.scala +++ b/src/main/scala/xyz/driver/pdsuicommon/computation/TryToComputationOps.scala @@ -6,10 +6,10 @@ import scala.util.{Failure, Success, Try} final class TryToComputationOps[T](val self: Try[T]) extends AnyVal { - def toComputation[ER](implicit exceptionToErrorResponse: Throwable => ER, - ec: ExecutionContext): Computation[ER, T] = self match { - case Success(x) => Computation.continue(x) - case Failure(NonFatal(e)) => Computation.abort(exceptionToErrorResponse(e)) - case Failure(e) => Computation.fail(e) - } + def toComputation[ER](implicit exceptionToErrorResponse: Throwable => ER, ec: ExecutionContext): Computation[ER, T] = + self match { + case Success(x) => Computation.continue(x) + case Failure(NonFatal(e)) => Computation.abort(exceptionToErrorResponse(e)) + case Failure(e) => Computation.fail(e) + } } |