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tototoshi/scalatraのparams("parameterName")がNoneとかじゃなくてNoSuchElementException返してくるのすごく納得いかない.scala

Created February 11, 2012 09:24
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scalatraのparams("parameterName")がNoneとかじゃなくてNoSuchElementException返してくるのすごく納得いかない
Raw
scalatraのparams("parameterName")がNoneとかじゃなくてNoSuchElementException返してくるのすごく納得いかない.scala
import java.util.NoSuchElementException
import scala.util.control.Exception._
import org.scalatra._
trait SafeParams { self: ScalatraKernel =>
def paramsSafely(key: String): Option[String] = {
catching(classOf[NoSuchElementException]).opt {
params(key)
}
}
}
Raw
scalatraのparams(parameterName)がNoneとかじゃなくてNoSuchElementException返してくるのすごく納得いかない.scala
/*
import java.util.NoSuchElementException
import scala.util.control.Exception._
import org.scalatra._
trait SafeParams { self: ScalatraKernel =>
def paramsSafely(key: String): Option[String] = {
catching(classOf[NoSuchElementException]).opt {
params(key)
}
}
}
*/
// params 普通にMapだった... params.get("parameterName") で Option が帰る
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