{"ast_node_type":"variable","tokens":[{"end":91,"kind":"keyword","start":0,"text":"if"}]}
                if let hir::Node::Expr(into_future_call) = self.tcx.parent_hir_node(hir_id)
            hir::LangItem::IntoFutureIntoFuture => {
                    && let hir::ExprKind::Call(_, [arg0]) = &into_future_call.kind