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import scala.reflect.macros.Context
object Impls {
def foo[T: c.WeakTypeTag](c: Context): c.Expr[List[T]] = c.universe.reify {
println("openImplicits are: " + c.literal(c.openImplicits.toString).splice)
println("enclosingImplicits are: " + c.literal(c.enclosingImplicits.toString).splice)
println("typetag is: " + c.literal(c.tag[T].toString).splice)
null
}
}
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