gistfile1.scala

// How do I make the 'f' function parameterized by the type of the implicit?

def cas[T](key: Array[Byte],
           ttl: Int = 0)
          (f: Option[T] => Option[T])
          (implicit transcoder: Transcoder[T] = defaultTranscoder): Boolean = { ... }


// trying to compile this usage fails. would like to avoid using c.cas[SomeType](key)

c.cas(key) { value => ... }

// [error] missing parameter type
// [error] Error occurred in an application involving default arguments.
// [error]       c.cas(key) { value =>
// [error]                    ^