{"ast_node_type":"other","tokens":[{"end":92,"kind":"keyword","start":0,"text":"hir::ExprKind::AddrOf(hir::BorrowKind::Ref,"}]}
                hir::ExprKind::AddrOf(hir::BorrowKind::Ref, hir::Mutability::Not, arg_expr),
                arg.expr.span.with_ctxt(macsp.ctxt()),
            )