{"ast_node_type":"other","tokens":[{"end":87,"kind":"keyword","start":0,"text":"//"}]}
            // false positives like suggesting keyword `for` for `extern crate foo {}`.
            // We check the previous token only when the current token is an identifier to avoid
            if let Some(misspelled_kw) = find_similar_kw(prev_ident, &all_keywords) {