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rokon12/either.sc

Created October 4, 2015 16:48
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Example of Either in Scala
Raw
either.sc
import java.net.URL
import scala.io.Source
def getContent(url: URL): Either[String, Source] =
if (url.getHost.contains("google"))
Left("Requested URL is blocked for the good of the people!")
else
Right(Source.fromURL(url))
getContent(new URL("http://bazlur.com")) match {
case Left(msg) => println(msg)
case Right(source) => source.getLines().foreach(println)
}
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