{"ast_node_type":"other","tokens":[{"end":63,"kind":"keyword","start":0,"text":"errors::NotAsNegationOperatorSub::SuggestNotBitwise"}]}
            errors::NotAsNegationOperatorSub::SuggestNotBitwise
        let sub_diag = if negated_token.is_numeric_lit() {
        } else if negated_token.is_bool_lit() {