Scalaã«ã‚ˆã‚‹19è¡Œã®Dependency Injectionフレームワーク - N2 ToolBox(跡地)ãŠä¹…ã—ã¶ã‚Šã§ã™ã€‚ Scala ã§DIã£ã½ã„ã“ã¨ã‚’やる方法ã¨ç”³ã—ã¾ã™ã¨ã€ã“ã†ã„ã£ãŸã‚¢ãƒ—ãƒãƒ¼ãƒãŒã‚ã‚‹ã®ã§ã™ãŒã€ ã“ã‚Œã ã¨ã€inject用ã®Traitã‚’å±±ã®ã‚ˆã†ã«å®šç¾©ã—ãªã„ã¨ã„ã‘ãªãã¦ã€ç…©é›‘ãªæ°—ãŒã—ãŸã®ã§ã€è‡ªåˆ†ã§ç°¡å˜ãªDIã®ä»•çµ„ã¿ã‚’作ã£ã¦ã¿ã¾ã—ãŸã€‚ ã“ã‚“ãªæ„Ÿã˜ã§ã™â†“ 1 import scala.collection.immutable.Map 2 3 trait Key[+T] 4 5 class Component(entries:Map[Key[Any],()=>Any]) { 6 7     def define[T](key:Key[T], instance: => T) = 8         new Component(entries + (key -> (()=>instance))) 9 10     def apply[T](key:Key[T]):T = 11      Â
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