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  1. object Main extends App {
  2.  
  3.   trait Sleepy[A] { def sleep(n:Long):Unit }
  4.   implicit val hoge = new Sleepy[Nothing]{
  5.     def sleep(n:Long) = println("寝てる場合じゃねぇ！")
  6.   }
  7.  
  8.   def sleep[A:Sleepy] = try {
  9.     implicitly[Sleepy[A]].sleep(1000)
  10.   } catch {
  11.     case ex:InterruptedException => ex.printStackTrace()
  12.   }
  13.  
  14.   sleep
  15. }
Success #stdin #stdout 0.37s 382080KB
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寝てる場合じゃねぇ！
https://ideone.com/WydRF2
language:
Scala (scala 2.12.8)
created:
9 years ago
visibility:
public

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