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Fix #5978: Add regression test #5979

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Merged
merged 1 commit into from
Feb 24, 2019
Merged

Fix #5978: Add regression test #5979

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30 changes: 30 additions & 0 deletions tests/pos/i5978.scala
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Original file line number Diff line number Diff line change
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import scala.language.implicitConversions

opaque type Position[Buffer] = Int

trait TokenParser[Token, R]

object TextParser {
implied TP for TokenParser[Char, Position[CharSequence]] {}

implied FromCharToken
given (T: TokenParser[Char, Position[CharSequence]]) for Conversion[Char, Position[CharSequence]] = ???
}


object Testcase {
def main(args: Array[String]): Unit = {
import TextParser._
import implied TextParser._

val tp_v: TokenParser[Char, Position[CharSequence]] = TextParser.TP
val tp_i = the[TokenParser[Char, Position[CharSequence]]]
val co_i = the[Conversion[Char, Position[CharSequence]]]
val co_x : Position[CharSequence] = 'x'

{
implied XXX for Conversion[Char, Position[CharSequence]] = co_i
val co_y : Position[CharSequence] = 'x'
}
}
}