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author | Samuel Gruetter <samuel.gruetter@epfl.ch> | 2014-03-12 22:44:33 +0100 |
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committer | Samuel Gruetter <samuel.gruetter@epfl.ch> | 2014-03-12 22:44:33 +0100 |
commit | 9ef5f6817688f814a3450126aa7383b0928e80a0 (patch) | |
tree | 5727a2f7f7fd665cefdb312af2785c692f04377c /tests/untried/pos/t6651.scala | |
parent | 194be919664447631ba55446eb4874979c908d27 (diff) | |
download | dotty-9ef5f6817688f814a3450126aa7383b0928e80a0.tar.gz dotty-9ef5f6817688f814a3450126aa7383b0928e80a0.tar.bz2 dotty-9ef5f6817688f814a3450126aa7383b0928e80a0.zip |
add tests from scala/test/files/{pos,neg}
with explicit Unit return type
Diffstat (limited to 'tests/untried/pos/t6651.scala')
-rw-r--r-- | tests/untried/pos/t6651.scala | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/tests/untried/pos/t6651.scala b/tests/untried/pos/t6651.scala new file mode 100644 index 000000000..55a3b74e4 --- /dev/null +++ b/tests/untried/pos/t6651.scala @@ -0,0 +1,33 @@ +class YouAreYourself[A <: AnyRef](val you: A) extends AnyVal { + def yourself: you.type = you +} + +object Test { + val s = "" + val s1: s.type = new YouAreYourself[s.type](s).yourself +} + +trait Path { + type Dep <: AnyRef +} + +final class ValueClass[P <: Path](val path: P) extends AnyVal { + import path.Dep + + def apply(dep: Dep)(d2: dep.type, foo: Int): (Dep, d2.type) = (d2, d2) + + // This generates dodgy code; note `ValueClass.this`: + // + // final def bounds$extension[D >: Nothing <: ValueClass.this.path.Dep, + // P >: Nothing <: Path] + // ($this: ValueClass[P]) + // (dep: D) + // (d2: dep.type, foo: Int): (D, d2.type) = scala.Tuple2.apply[D, d2.type](d2, d2); + // + // Nothing crashes down the line, but it certainly doesn't conform to best-practices. + // + // An better alternative would be to add a type parameter for the (singleton) type of + // the wrapped value. + def bounds[D <: Dep](dep: D)(d2: dep.type, foo: Int): (D, d2.type) = (d2, d2) +} + |