{"ast_node_type":"other","tokens":[{"end":91,"kind":"keyword","start":0,"text":"ty::Adt(def,"}]}
            ty::Adt(def, args) if self.tcx.is_lang_item(def.did(), hir::LangItem::Pin) => {
        let inner_ty = match self_ty.kind() {
                match args[0].expect_ty().kind() {