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author | Dmitry Petrashko <dmitry.petrashko@gmail.com> | 2015-05-12 18:30:53 +0200 |
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committer | Dmitry Petrashko <dmitry.petrashko@gmail.com> | 2015-05-12 18:30:53 +0200 |
commit | 89bacb9c25a58454ff1878e67f7ea07ffc8c269f (patch) | |
tree | 51f1ff6c66aebe1b6109b1cffcc2bb8e4cf760a3 /tests/pending/run/t6111.scala | |
parent | a0fa33deafbea1bf53edc068c5ed9db5592822f9 (diff) | |
download | dotty-89bacb9c25a58454ff1878e67f7ea07ffc8c269f.tar.gz dotty-89bacb9c25a58454ff1878e67f7ea07ffc8c269f.tar.bz2 dotty-89bacb9c25a58454ff1878e67f7ea07ffc8c269f.zip |
Run tests as they were in scala.
Diffstat (limited to 'tests/pending/run/t6111.scala')
-rw-r--r-- | tests/pending/run/t6111.scala | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tests/pending/run/t6111.scala b/tests/pending/run/t6111.scala new file mode 100644 index 000000000..c0bcf17a0 --- /dev/null +++ b/tests/pending/run/t6111.scala @@ -0,0 +1,28 @@ +// SI-6675 DEPRECATED AUTO-TUPLING BECAUSE BAD IDEA -- MEAMAXIMACULPA +// TODO: remove this test case in 2.12, when the deprecation will go into effect and this will no longer compile +// slightly overkill, but a good test case for implicit resolution in extractor calls, +// along with the real fix: an extractor pattern with 1 sub-pattern should type check for all extractors +// that return Option[T], whatever T (even if it's a tuple) +object Foo { + def unapply[S, T](scrutinee: S)(implicit witness: FooHasType[S, T]): Option[T] = scrutinee match { + case i: Int => Some((i, i).asInstanceOf[T]) + } +} + +class FooHasType[S, T] +object FooHasType { + implicit object int extends FooHasType[Int, (Int, Int)] +} + +// resurrected from neg/t997 +object Foo997 { def unapply(x : String): Option[(String, String)] = Some((x, x)) } + +object Test extends App { + val x = 8 + println(x match { + case Foo(p) => p // p should be a pair of Int + }) + + // Prints '(x, x)' + "x" match { case Foo997(a) => println(a) } +}
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