{"ast_node_type":"other","tokens":[{"end":31,"kind":"keyword","start":0,"text":"fmt::from_fn(move"}]}
        fmt::from_fn(move |f| {
    pub(crate) fn debug_lookahead(&self, lookahead: usize) -> impl fmt::Debug {
            let mut dbg_fmt = f.debug_struct("Parser"); // or at least, one view of