{"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"idents[1..].iter().map(|arg|"}]}
                idents[1..].iter().map(|arg| ecx.expr_path(ecx.path_ident(span, *arg))).collect();
            let args: ThinVec<_> =
            let self_expr = ecx.expr_self(span);