Data commit

Task/Extend-your-language/Scala/extend-your-language-1.scala

@@ -0,0 +1,17 @@
+scala> def if2[A](x: => Boolean)(y: => Boolean)(xyt: => A) = new {
+     |   def else1(xt: => A) = new {
+     |     def else2(yt: => A) = new {
+     |       def orElse(nt: => A) = {
+     |         if(x) {
+     |           if(y) xyt else xt
+     |         } else if(y) {
+     |           yt
+     |         } else {
+     |           nt
+     |         }
+     |       }
+     |     }
+     |   }
+     | }
+if2: [A](x: => Boolean)(y: => Boolean)(xyt: => A)java.lang.Object{def else1(xt: => A): java.lang.Object{def else2(yt: =>
+ A): java.lang.Object{def orElse(nt: => A): A}}}

Task/Extend-your-language/Scala/extend-your-language-2.scala

@@ -0,0 +1,21 @@
+scala> if2(true)(true) {
+     |   1
+     | } else1 {
+     |   9
+     | } else2 {
+     |   11
+     | } orElse {
+     |   45
+     | }
+res0: Int = 1
+
+scala> if2(false)(true) {
+     |   "Luffy"
+     | } else1 {
+     |   "Nami"
+     | } else2 {
+     |   "Sanji"
+     | } orElse {
+     |   "Zoro"
+     | }
+res1: java.lang.String = Sanji