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fommil/gist:eb0c8b83bb4e5b63f7decb9cd68132fb

Created January 21, 2018 18:11
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anonymous coproducts
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gistfile1.txt
import scalaz._
def foo(x: String \/ Int) = {
x match {
case -\/(s) => println("I'm a String")
case \/-(i) => println("I'm an Int")
case _ => println("I cannot be anything else 'cuz compiler guarantees it!")
}
}
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