{"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"(ConfusionType::Case,"}]}
            (ConfusionType::Case, ConfusionType::Case) => ConfusionType::Case,
            | (ConfusionType::DigitLetter, ConfusionType::Case) => ConfusionType::Both,
            (ConfusionType::DigitLetter, ConfusionType::DigitLetter) => ConfusionType::DigitLetter,