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author | Samuel Gruetter <samuel.gruetter@epfl.ch> | 2014-12-16 16:38:09 +0100 |
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committer | Samuel Gruetter <samuel.gruetter@epfl.ch> | 2014-12-16 16:38:09 +0100 |
commit | 42851ed2675015d42bb341b82a09bd0bef4a8ce4 (patch) | |
tree | 06806b4183cf74a43553e9a8a9acfeff84fdf712 /tests/pending/pos/macro-implicit-invalidate-on-error.scala | |
parent | 5be609fc4e04e3cca5e1435ee41b8cacac9b0513 (diff) | |
download | dotty-42851ed2675015d42bb341b82a09bd0bef4a8ce4.tar.gz dotty-42851ed2675015d42bb341b82a09bd0bef4a8ce4.tar.bz2 dotty-42851ed2675015d42bb341b82a09bd0bef4a8ce4.zip |
move failing tests from tests/untried/pos to tests/pending/pos
Diffstat (limited to 'tests/pending/pos/macro-implicit-invalidate-on-error.scala')
-rw-r--r-- | tests/pending/pos/macro-implicit-invalidate-on-error.scala | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/tests/pending/pos/macro-implicit-invalidate-on-error.scala b/tests/pending/pos/macro-implicit-invalidate-on-error.scala new file mode 100644 index 000000000..bb83e3cc3 --- /dev/null +++ b/tests/pending/pos/macro-implicit-invalidate-on-error.scala @@ -0,0 +1,25 @@ +import scala.language.experimental.macros +import scala.reflect.macros.blackbox.Context + +trait LegacyLiftable[T] { + def apply(universe: scala.reflect.api.Universe, value: T): universe.Tree +} + +object LegacyLiftable { + implicit def liftCaseClass[T <: Product]: LegacyLiftable[T] = macro liftCaseClassImpl[T] + + def liftCaseClassImpl[T: c.WeakTypeTag](c: Context): c.Expr[LegacyLiftable[T]] = { + import c.universe._ + val tpe = weakTypeOf[T] + if (!tpe.typeSymbol.asClass.isCaseClass) c.abort(c.enclosingPosition, "denied") + val p = List(q"Literal(Constant(1))") + c.Expr[LegacyLiftable[T]] { q""" + new LegacyLiftable[$tpe] { + def apply(universe: scala.reflect.api.Universe, value: $tpe): universe.Tree = { + import universe._ + Apply(Select(Ident(TermName("C")), TermName("apply")), List(..$p)) + } + } + """ } + } +} |