SoRã®æ§è³ªãå¼·ãBtoBã¢ããªã±ã¼ã·ã§ã³ã§ã¯ããå ããä½ããã¨ãæ±ããããç®æããã°ãã°ããã¾ãã Scalaã®åå®å ¨æ§ãé ¼ãããæããããã®ã¯ãã¾ãã«ãã®ãããªç®æã«ããã¦ã§ãã ãå ããä½ãããã«ãç§ãã¡ããã¾æ³¨ç®ãã¦ããã®ã refined 㨠newtype ã¨ããã©ã¤ãã©ãªã§ãã ãã®è¨äºã§ã¯ãrefinedã¨newtypeã使ã£ã¦Scalaã®åå®å ¨æ§ãããã«å¼ãåºããã¯ããã¯ãç´¹ä»ãã¾ãã Value Class / Tagged Type refined + newtypeã®è©±é¡ã«å ¥ãåã«ãããã¾ã§ã«ã©ã®ãããªãã¯ããã¯ã使ããã¦ããããç°¡åã«æ¯ãè¿ãã¾ãããã ããã«ãSNSã®ã¦ã¼ã¶ã¼ã¢ã«ã¦ã³ãã表ç¾ããã¯ã©ã¹ãããã¾ãã case class User(id: String, email: String, age: Int) val user1 = User("@tod
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