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dkomanov/ForComprehensions4.scala

Created May 22, 2020 22:17
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[writing-async-app-in-scala-part-1] for-comprehensions 4
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ForComprehensions4.scala
for {
_ <- hasPermissions orFail new PermissionDeniedException("...")
movie <- getMovie
if !movie.hidden
actors <- getActors(movie)
plot <- getPlot(movie)
} yield MovieDescription(movie, actors, plot)
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