{"categories":["Rust","rowan"],"provider_url":"https://hatena.blog","type":"rich","author_name":"syu-m-5151","blog_url":"https://syu-m-5151.hatenablog.com/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsyu-m-5151.hatenablog.com%2Fentry%2F2026%2F05%2F12%2F161200\" title=\"\u30c9\u30e1\u30a4\u30f3\u898f\u7d04\u3092 lint \u3067\u8868\u73fe\u3059\u308b \u2014 `Order` \u306b `is_paid + payment_id` \u3092\u5171\u5b58\u3055\u305b\u306a\u3044 - \u3058\u3083\u3042\u3001\u304a\u3046\u3061\u3067\u5b66\u3079\u308b \" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2026-05-12 16:12:00","description":"\u306f\u3058\u3081\u306b \u9577\u5e74\u3001\u52d5\u3044\u305f DB \u3092\u8997\u304f\u3068\u3001\u305f\u3044\u3066\u3044\u3053\u3046\u3044\u3046\u30ec\u30b3\u30fc\u30c9\u304c\u7720\u3063\u3066\u3044\u307e\u3059\u3002 { \"order_id\": 12345, \"is_paid\": true, \"payment_id\": null } is_paid = true \u306a\u306e\u306b payment_id \u306f null\u3002 \u30c9\u30e1\u30a4\u30f3\u4e0a\u3001 \u540c\u6642\u306b\u6210\u7acb\u3057\u3066\u306f\u3044\u3051\u306a\u3044\u7d44\u307f\u5408\u308f\u305b \u304c\u9759\u304b\u306b\u6b8b\u308a\u3001\u6570\u30f6\u6708\u5f8c\u306e\u8fd4\u91d1\u51e6\u7406\u3067\u4f8b\u5916\u3092\u51fa\u3057\u307e\u3059\u3002 \u4eca\u5f8c \u300c\u578b\u3067 illegal state \u3092\u8868\u73fe\u4e0d\u80fd\u306b\u3059\u308b\u300d\u307f\u305f\u3044\u306a\u767a\u8868\u3092\u3057\u307e\u3059 \u3002 \u305d\u3057\u3066\u305d\u306e\u524d\u306e\u8a18\u4e8b\u3067\u66f8\u3044\u305f \u300crowan \u3067\u81ea\u5bb6\u88fd lint \u3092\u66f8\u304f\u300d \u306f\u3001 cargo check \u306b\u4e57\u3089\u306a\u3044\u898f\u7d04\u3092\u30b3\u30fc\u30c9\u3067\u5f37\u5236\u3059\u308b\u8a71\u2026","author_url":"https://blog.hatena.ne.jp/syu-m-5151/","image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/s/syu-m-5151/20260512/20260512155532.png","url":"https://syu-m-5151.hatenablog.com/entry/2026/05/12/161200","provider_name":"Hatena Blog","height":"190","blog_title":"\u3058\u3083\u3042\u3001\u304a\u3046\u3061\u3067\u5b66\u3079\u308b ","title":"\u30c9\u30e1\u30a4\u30f3\u898f\u7d04\u3092 lint \u3067\u8868\u73fe\u3059\u308b \u2014 `Order` \u306b `is_paid + payment_id` \u3092\u5171\u5b58\u3055\u305b\u306a\u3044","version":"1.0","width":"100%"}