{"provider_name":"Hatena Blog","description":"\u6982\u8981 cats \u306b\u542b\u307e\u308c\u308b Validated \u306f\u3001\u8907\u6570\u306e\u5165\u529b\u5024\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u4e00\u3064\u306b\u307e\u3068\u3081\u3066\u8fd4\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u5927\u5909\u4fbf\u5229\u306a\u578b\u3067\u3059\u3002 typelevel.org \u696d\u52d9\u306b\u304a\u3044\u3066\u3001\u5165\u529b\u5024\u306e\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3092\u884c\u3063\u305f\u5024\u3092\u3055\u3089\u306b\u5225\u306e\u5165\u529b\u5024\u3068\u3057\u3066\u4f7f\u3044\u305f\u3044\u3068\u3044\u3046\u30b1\u30fc\u30b9\u304c\u307e\u307e\u3042\u308a\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u65b0\u898f\u53c2\u5165\u8005\u304c\u60a9\u3080\u3053\u3068\u304c\u3042\u308b\u305f\u3081\u5099\u5fd8\u9332\u3068\u3057\u3066\u8a18\u3057\u307e\u3059\u3002 Validated \u306e\u5024\u3092\u4f7f\u3063\u3066\u3001\u5225\u306e Validated \u3092\u4f5c\u308a\u305f\u3044 \u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30b3\u30fc\u30c9\u304c\u3042\u308a\u307e\u3059\u3002 case class Error(message: String) case class Age(age: Int) object Age { def validat\u2026","version":"1.0","type":"rich","author_name":"precena_engineer","title":"Validated \u3092\u76f4\u5217\u306b\u51e6\u7406\u3057\u305f\u3044","provider_url":"https://hatena.blog","width":"100%","height":"190","image_url":null,"categories":[],"blog_title":"Precena Tech Book","url":"https://tech-book.precena.co.jp/entry/software/backend/scala/validated-connected-in-series","blog_url":"https://tech-book.precena.co.jp/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftech-book.precena.co.jp%2Fentry%2Fsoftware%2Fbackend%2Fscala%2Fvalidated-connected-in-series\" title=\"Validated \u3092\u76f4\u5217\u306b\u51e6\u7406\u3057\u305f\u3044 - Precena Tech Book\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","published":"2023-03-09 00:00:00","author_url":"https://blog.hatena.ne.jp/precena_engineer/"}