Martin Eigenbrodt martinei
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| object Tennis { | |
| // A Typesafe solution for http://codingdojo.org/cgi-bin/wiki.pl?KataTennis | |
| sealed trait Player | |
| case class Player1() extends Player | |
| case class Player2() extends Player | |
| sealed trait Score | |
| case class NScore [+P <: Score]() extends Score() | |
| type Score0 = NScore[Score] |