Scala - case match partial string

Question

I have the following:

serv match {

    case \"chat\" => Chat_Server ! Relay_Message(serv)
    case _ => null

}

The problem is that some

Answer 1

Have the pattern matching bind to a variable and use a guard to ensure the variable begins with "chat"

// msg is bound with the variable serv
serv match {
  case msg if msg.startsWith("chat") => Chat_Server ! Relay_Message(msg)
  case _ => null
}