priort/PianoTrio.scala Secret

Created December 30, 2018 10:45

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One of the snippets for blog post: https://tompriordev.com/2018/12/29/keeping-jazz-bands-valid-with-scala/

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PianoTrio.scala

	sealed trait JazzBand

	final case class PianoTrio(pianoPlayer: PianoPlayer,
	bassPlayer: BassPlayer,
	drummer: Drummer) extends JazzBand

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