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author | Martin Odersky <odersky@gmail.com> | 2005-03-22 15:26:54 +0000 |
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committer | Martin Odersky <odersky@gmail.com> | 2005-03-22 15:26:54 +0000 |
commit | 9e67e8eb2a4480d2761d2e08a87cea6b32a71fbb (patch) | |
tree | e71a2f25b3dd0072fa0db11c6e2e1282d4cfa97f /test/files/pos/List1.scala | |
parent | 7179a093ef8f5c46941f6440704389316416b7f5 (diff) | |
download | scala-9e67e8eb2a4480d2761d2e08a87cea6b32a71fbb.tar.gz scala-9e67e8eb2a4480d2761d2e08a87cea6b32a71fbb.tar.bz2 scala-9e67e8eb2a4480d2761d2e08a87cea6b32a71fbb.zip |
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Diffstat (limited to 'test/files/pos/List1.scala')
-rw-r--r-- | test/files/pos/List1.scala | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/test/files/pos/List1.scala b/test/files/pos/List1.scala index f0fce9501f..1321d95c20 100644 --- a/test/files/pos/List1.scala +++ b/test/files/pos/List1.scala @@ -1,19 +1,19 @@ object lists { - trait List[a] { + abstract class List[a] { def isEmpty: Boolean; def head: a; def tail: List[a]; def prepend(x: a) = Cons[a](x, this); } - def Nil[a] = new List[a] { + def Nil[b] = new List[b] { def isEmpty: Boolean = true; def head = error("head of Nil"); def tail = error("tail of Nil"); } - def Cons[a](x: a, xs: List[a]): List[a] = new List[a] { + def Cons[c](x: c, xs: List[c]): List[c] = new List[c] { def isEmpty = false; def head = x; def tail = xs; |