{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"Meta::NameValue(_)"}]}
        Meta::NameValue(_) => span_err(span, format!("`#[{path} = ...]` is not a valid attribute")),
        Meta::Path(_) => span_err(span, format!("`#[{path}]` is not a valid attribute")),
        Meta::List(_) => span_err(span, format!("`#[{path}(...)]` is not a valid attribute")),