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Fix #6391: Fix error message #8448

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Merged
merged 1 commit into from
Mar 6, 2020
Merged

Fix #6391: Fix error message #8448

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4 changes: 2 additions & 2 deletions compiler/src/dotty/tools/dotc/typer/Typer.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -1155,8 +1155,8 @@ class Typer extends Namer
case _ =>
if (mt.isParamDependent)
errorTree(tree,
i"""internal error: cannot turn method type $mt into closure
|because it has internal parameter dependencies""")
i"""cannot turn method type $mt into closure
|because it has internal parameter dependencies""")
else if ((tree.tpt `eq` untpd.ContextualEmptyTree) && mt.paramNames.isEmpty)
// Note implicitness of function in target type since there are no method parameters that indicate it.
TypeTree(defn.FunctionOf(Nil, mt.resType, isContextual = true, isErased = false))
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4 changes: 4 additions & 0 deletions tests/neg/i6391.scala
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Original file line number Diff line number Diff line change
@@ -0,0 +1,4 @@
object Test {
def foo(x: String, y: x.type): Any = ???
val f = foo // error // error: cannot convert to closure
}