Ayoub Benali ayoub-benali
ayoub-benali
/ ErrorFailure.scala
Created
April 5, 2016 14:45
— forked from atamborrino/ErrorFailure.scala
Monad transformer for Future[A Or Every[Error]]
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| package models.error | |
| import org.scalactic._ | |
| import scala.concurrent.{ExecutionContext, Future} | |
| import org.scalactic.Accumulation._ | |
| trait Error | |
| object FutureOr { | |
| type Errors = Every[Error] |
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| import scala.util.Try | |
| // isn't the following line supposed not to compile ? | |
| val foo: Try[Unit] = Try{1+1}.map{x => Try{x/0}} | |
| // foo: scala.util.Try[Unit] = Success(()) | |
| val foo: Try[Unit] = Try{1+1}.flatMap{x => Try{x/0}} | |
| // scala.util.Try[Unit] = Failure(java.lang.ArithmeticException: / by zero) |