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/* NSC -- new Scala compiler
* Copyright 2005-2012 LAMP/EPFL
* @author Paul Phillips
*/
package scala.tools.nsc
package interpreter
import NamedParam._
import language.implicitConversions
import scala.reflect.runtime.{universe => ru}
import scala.reflect.{ClassTag, classTag}
trait NamedParamCreator {
protected def freshName: () => String
def apply(name: String, tpe: String, value: Any): NamedParam = NamedParamClass(name, tpe, value)
def apply[T: ru.TypeTag : ClassTag](name: String, x: T): NamedParam = new Typed[T](name, x)
def apply[T: ru.TypeTag : ClassTag](x: T): NamedParam = apply(freshName(), x)
def clazz(name: String, x: Any): NamedParam = new Untyped(name, x)
def clazz(x: Any): NamedParam = clazz(freshName(), x)
implicit def namedValue[T: ru.TypeTag : ClassTag](name: String, x: T): NamedParam = apply(name, x)
implicit def tuple[T: ru.TypeTag : ClassTag](pair: (String, T)): NamedParam = apply(pair._1, pair._2)
}
object NamedParam extends NamedParamCreator {
class Typed[T: ru.TypeTag : ClassTag](val name: String, val value: T) extends NamedParam {
val tpe = TypeStrings.fromTag[T]
}
class Untyped(val name: String, val value: Any) extends NamedParam {
val tpe = TypeStrings.fromValue(value)
}
protected val freshName = {
var counter = 0
() => { counter += 1; "p" + counter }
}
}
case class NamedParamClass(name: String, tpe: String, value: Any) extends NamedParam { }
trait NamedParam {
def name: String
def tpe: String
def value: Any
override def toString = name + ": " + tpe
}
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