allright, new non-trivial code for conversion => new challenges :)

* val qual$1 = ToolBox(mirror)
* map(_ => x$1.msg)
* compiler phase_= run.parserPhase
* .super.traverse(tree)
* PalladiumHostwithOurHost[compiler.type] {  }
* Predef.this.classOf[scala.meta.Aux.CompUnit]
* _ => x$2.getName().==("apply")
* case x$3: Throwable =>