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author | Josh Suereth <joshua.suereth@gmail.com> | 2012-03-16 20:59:38 -0400 |
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committer | Josh Suereth <joshua.suereth@gmail.com> | 2012-03-16 20:59:38 -0400 |
commit | b3efb3d493605d1c7e106e5f0a697b52ebb3d97c (patch) | |
tree | 1a141a2b741684b91d56c1288ab043623f2ce956 /test | |
parent | d267988ddbf03c71fa1ef2fa51f2d218793632ed (diff) | |
download | scala-b3efb3d493605d1c7e106e5f0a697b52ebb3d97c.tar.gz scala-b3efb3d493605d1c7e106e5f0a697b52ebb3d97c.tar.bz2 scala-b3efb3d493605d1c7e106e5f0a697b52ebb3d97c.zip |
Added +: and :+ extractors to mirror append/prepend.
* +: does head/tail decomposition on any Seq
* :+ does init/last decomposition on any Seq
* Both preserve specific Seq types.
Review by @odersky
Diffstat (limited to 'test')
-rw-r--r-- | test/files/run/matchonseq.check | 2 | ||||
-rw-r--r-- | test/files/run/matchonseq.scala | 8 |
2 files changed, 10 insertions, 0 deletions
diff --git a/test/files/run/matchonseq.check b/test/files/run/matchonseq.check new file mode 100644 index 0000000000..3fe554095a --- /dev/null +++ b/test/files/run/matchonseq.check @@ -0,0 +1,2 @@ +It worked! head=1 +It worked! last=3 diff --git a/test/files/run/matchonseq.scala b/test/files/run/matchonseq.scala new file mode 100644 index 0000000000..49b406a6ec --- /dev/null +++ b/test/files/run/matchonseq.scala @@ -0,0 +1,8 @@ +object Test extends App{ + Vector(1,2,3) match { + case head +: tail => println("It worked! head=" + head) + } + Vector(1,2,3) match { + case init :+ last => println("It worked! last=" + last) + } +} |