lazyval

// it's good style to mark such objects/classes with sealed to guide complier 
// so it will check if match is exhaustive (all possible cases covered)
sealed abstract class Response
sealed abstract class Reason
abstract class TokenType

case class Token(t: TokenType) extends Response
case class Problem(reason: Reason) extends Response

case object InvalidResponse extends Reason

lazyval

#Mac OS X

Mensch coding font

Apps

Webkit, Chrome, Firefox, iTerm,

lazyval

implicit val bdStringView = StringView.of[BigDecimal] as { _.toString }

def makeStringValue[T](implicit sv: StringView[T]) = new StringValue {
  def getString(value: AnyRef) = sv(value.asInstanceOf[T])
}

bdStringValue = makeStringValue[BigDecimal]
strStringValue = makeStringValue[String]
qtyStringValue = makeStringValue[Long](StringView.of[Long] as { _.toString }

lazyval

/**
* dirwatcher.scala
*
* Uses the Java 7 WatchEvent filesystem API from within Scala.
* Adapted from:
*  http://download.oracle.com/javase/tutorial/essential/io/examples/WatchDir.java
* 
* @author Chris Eberle <eberle1080@gmail.com>
* @version 0.1 
*/