object Test extends dotty.runtime.LegacyApp { //val list: List[String] = Macros.foo("hello world") //println(list) import scala.reflect.runtime.universe._ import scala.reflect.runtime.{currentMirror => cm} import scala.tools.reflect.ToolBox val tpt = AppliedTypeTree(Ident(definitions.ListClass), List(Ident(definitions.StringClass))) val rhs = Apply(Select(Ident(TermName("Macros")), TermName("foo")), List(Literal(Constant("hello world")))) val list = ValDef(NoMods, TermName("list"), tpt, rhs) val tree = Block(List(list), Apply(Select(Ident(definitions.PredefModule), TermName("println")), List(Ident(list.name)))) try cm.mkToolBox().eval(tree) catch { case ex: Throwable => println(ex.getMessage) } }