ready hm 21 #31
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ready hm 21 #31
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astynax
reviewed
Mar 5, 2024
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| (defn dir-in-walk? [x] | ||
| ; [a {e {i 584}, f 29116, g 2557, h.lst 62596}] | ||
| (if (and (vector? x) (= 2 (count x)) (map? (second x))) true) |
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(if ... true) странно выглядит. Может быть and достаточно было бы?
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Сейчас код возвращает true или nil. Да, nil тоже "ложен", но как-то не хочется видеть в коде смешивание типов без нужды.
astynax
reviewed
Mar 5, 2024
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| (defn dir-loc [name loc] | ||
| (let [[key value] (z/node loc)] | ||
| (if (and (= name key) (map? value)) loc) |
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Лучше использовать when здесь.
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Поставил зачёт. Отличный пример использования |
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