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import scala.reflect.macros.blackbox.Context
object Impls {
def toOptionOfInt(c: Context) = {
import c.{prefix => prefix}
import c.universe._
val printPrefix = Apply(Select(Ident(definitions.PredefModule), TermName("println")), List(Literal(Constant("prefix = " + prefix))))
val body = Block(List(printPrefix), Apply(Ident(definitions.SomeModule), List(Select(Select(prefix.tree, TermName("x")), TermName("toInt")))))
c.Expr[Option[Int]](body)
}
}
object Macros {
implicit def foo(x: String): Foo = new Foo(x)
class Foo(val x: String) {
def toOptionOfInt = macro Impls.toOptionOfInt
}
}
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