{"version":"1.0","blog_title":"Ryusei\u2019s Notes (a.k.a. M59\u306e\u30d6\u30ed\u30b0)","url":"https://mandel59.hateblo.jp/entry/2013/10/20/033528","published":"2013-10-20 03:35:28","description":"Go\u3068error monads - moriyoshi\u306e\u65e5\u8a18\u3061\u3087\u3063\u3068\u305d\u308c\u3092\u30e2\u30ca\u30c9\u3063\u3066\u547c\u3093\u3060\u3089Haskeller\u3084\u3063\u3066\u304d\u307e\u3059\u3088? \uff08\u592a\u5bb0\u30e1\u30bd\u30c3\u30c9\uff09 \u3053\u3046\u3044\u3046\u3075\u3046\u306b\u3084\u3089\u306a\u3044\u3068\u30e2\u30ca\u30c9\u3092\u4f7f\u3063\u305f\u3068\u306f\u8a8d\u3081\u307e\u305b\u3093\u3002 package main import ( \"log\" \"os\" ) type right struct { val interface{} } type left struct { val error } type either interface { Fmap(func(interface{}) interface{}) either Bind(func(interface{}) (inte\u2026","image_url":null,"title":"Go\u3068\u30e2\u30ca\u30c9","author_url":"https://blog.hatena.ne.jp/mandel59/","author_name":"mandel59","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fmandel59.hateblo.jp%2Fentry%2F2013%2F10%2F20%2F033528\" title=\"Go\u3068\u30e2\u30ca\u30c9 - Ryusei\u2019s Notes (a.k.a. M59\u306e\u30d6\u30ed\u30b0)\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","blog_url":"https://mandel59.hateblo.jp/","provider_name":"Hatena Blog","width":"100%","categories":["\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0"],"height":"190","provider_url":"https://hatena.blog","type":"rich"}