Type in expressions to have them evaluated.
Type :help for more information.

scala> :power
** Power User mode enabled - BEEP WHIR GYVE **
** :phase has been set to 'typer'.          **
** scala.tools.nsc._ has been imported      **
** global._, definitions._ also imported    **
** Try  :help, :vals, power.<tab>           **

scala> val s = transformedType(StringClass.toType).asInstanceOf[Type]
s: $r.intp.global.Type = String

scala> { println(exitingPhase(currentRun.erasurePhase)(ConstantType(Constant(s)))) }
Class[String](classOf[java.lang.String])

scala> { exitingPhase(currentRun.erasurePhase)(println(ConstantType(Constant(s)))) }
Class(classOf[java.lang.String])

scala> { ConstantType(Constant(s)); println(exitingPhase(currentRun.erasurePhase)(ConstantType(Constant(s)))); }
Class[String](classOf[java.lang.String])

scala> { ConstantType(Constant(s)); exitingPhase(currentRun.erasurePhase)(println(ConstantType(Constant(s)))); }
Class(classOf[java.lang.String])

scala> :quit