{"ast_node_type":"function","tokens":[{"end":58,"kind":"keyword","start":0,"text":"fn"}]}
    fn new_foreign(&self, def_id: DefId) -> ty::Ty<'tcx> {
impl<'tcx, B: Bridge> TyHelpers<'tcx> for CompilerCtxt<'tcx, B> {
        ty::Ty::new_foreign(self.tcx, def_id)