Data update

Task/Function-composition/Bruijn/function-composition.bruijn

@@ -0,0 +1,21 @@
+:import std/Number .
+
+# 1x composition, bluebird combinator
+…∘… [[[2 (1 0)]]]
+
+:test (((inc ∘ (mul (+2))) (+3)) =? (+7)) ([[1]])
+
+# 2x composition, blackbird combinator
+…∘∘… [[[[3 (2 1 0)]]]]
+
+:test (((inc ∘∘ mul) (+2) (+3)) =? (+7)) ([[1]])
+
+# 3x composition, bunting combinator
+…∘∘∘… [[[[[4 (3 2 1 0)]]]]]
+
+:test (((inc ∘∘∘ (add ∘∘ mul)) (+1) (+2) (+4)) =? (+7)) ([[1]])
+
+# reverse composition, queer bird combinator
+…→… [[[1 (2 0)]]]
+
+:test ((((mul (+2)) → inc) (+3)) =? (+7)) ([[1]])

Task/Function-composition/Elena/function-composition.elena

@@ -8,7 +8,7 @@ extension op : Func1
 
 public program()
 {
-    var fg := (x => x + 1).compose:(x => x * x);
+    var fg := (x => x + 1).compose::(x => x * x);
 
     console.printLine(fg(3))
 }