{"provider_url":"https://hatena.blog","url":"https://blog.mudatobunka.org/entry/2025/10/27/100000","published":"2025-10-27 10:00:00","categories":["Rust"],"author_url":"https://blog.hatena.ne.jp/todays_mitsui/","width":"100%","height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fblog.mudatobunka.org%2Fentry%2F2025%2F10%2F27%2F100000\" title=\"combine\u3067\u306fParser\u306e\u30bf\u30d7\u30eb\u3082\u307e\u305fParser\u306b\u306a\u308b - \u7121\u99c4\u3068\u6587\u5316\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","description":"\u81ea\u7136\u6570\u306e\u548c\u3068\u7a4d\u3092\u8868\u73fe\u3059\u308b\u69cb\u9020\u4f53\u3092\u8003\u3048\u3088\u3046\u3002 #[derive(Debug, PartialEq)] enum Term { Sum(usize, usize), Prod(usize, usize), } \u3053\u306e\u3088\u3046\u306a\u7d20\u6734\u306a enum \u3092\u7528\u610f\u3059\u308b\u3002 \u6570\u5f0f\u3092\u30d1\u30fc\u30b9\u3057\u3066 Term \u3092\u5f97\u308b\u3088\u3046\u306a\u30d1\u30fc\u30b6\u3092\u4f5c\u308a\u305f\u3044\u3002 combine \u3068\u3044\u3046\u30d1\u30fc\u30b6\u30b3\u30f3\u30d3\u30cd\u30fc\u30bf\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u3042\u308b\u306e\u3067\u3053\u308c\u3092\u4f7f\u3046\u3002 docs.rs \u81ea\u7136\u6570\u306e\u30d1\u30fc\u30b6\u3084\u6f14\u7b97\u5b50\u306e\u30d1\u30fc\u30b6\u306f1\u884c\u3067\u66f8\u3051\u308b\u3002 \u81ea\u7136\u6570\u306f '0' ~ '9' \u306e\u6587\u5b57\u306e1\u56de\u4ee5\u4e0a\u306e\u9023\u306a\u308a\u3068\u5b9a\u7fa9\u3067\u304d\u308b\u3002\u6f14\u7b97\u5b50\u306f '+', '*' \u306e\u3044\u305a\u308c\u304b\u3060\u3002 use combine::parser:\u2026","image_url":null,"blog_url":"https://blog.mudatobunka.org/","author_name":"todays_mitsui","title":"combine\u3067\u306fParser\u306e\u30bf\u30d7\u30eb\u3082\u307e\u305fParser\u306b\u306a\u308b","version":"1.0","type":"rich","blog_title":"\u7121\u99c4\u3068\u6587\u5316","provider_name":"Hatena Blog"}