{"title":"Fully automatic derivation circe","published":"2017-06-20 18:52:58","type":"rich","author_name":"shigemk2","provider_url":"https://hatena.blog","author_url":"https://blog.hatena.ne.jp/shigemk2/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fwww.shigemk2.com%2Fentry%2F2017%2F06%2F20%2FFully_automatic_derivation_circe\" title=\"Fully automatic derivation circe - by shigemk2\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","height":"190","provider_name":"Hatena Blog","url":"https://www.shigemk2.com/entry/2017/06/20/Fully_automatic_derivation_circe","blog_title":"by shigemk2","blog_url":"https://www.shigemk2.com/","categories":["Scala"],"description":"Fully automatic derivation import io.circe.generic.auto._ \u3092\u5fd8\u308c\u308b\u3068\u3001could not find implicit value for parameter encoder \u3063\u3066\u6012\u3089\u308c\u308b scala 2.12.2 circe 0.7.0 import io.circe.generic.auto._ // import io.circe.generic.auto._ case class Person(name: String) // defined class Person case class Greeting(salutation:\u2026","width":"100%","version":"1.0","image_url":null}