Scala Object

A Scala Object is a software object that is a Scala data structure.

• Context:
  • It can be subject to Garbage Collection when it becomes unreferenced by the rest of the Scala process.
  • It can range from being a Scala Mutable Object to being a Scala Immutable Object.
• Example(s):
  • a Scala Monad.
  • a Scala HashMap.
  • …
• Counter-Example(s):
  • Java Object.
• See: Scala Class.

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References

2013

• (2013, Melli)

trait Versioned {
  def version : Int
  def nextVersion = version + 1 
}

case class Customer(name: String, version : Int = 0) extends Versioned {
  def withName(newName: String) = copy(name = newName, version = nextVersion)
}

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