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/* NSC -- new Scala compiler
* Copyright 2005-2013 LAMP/EPFL
* @author Martin Odersky
*/
package scala.tools.nsc
import scala.annotation.tailrec
import java.io.EOFException
trait EvalLoop {
def prompt: String
def loop(action: (String) => Unit) {
@tailrec def inner() {
Console.print(prompt)
val line = try Console.readLine catch { case _: EOFException => null }
if (line != null && line != "") {
action(line)
inner()
}
}
inner()
}
}
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