Data update

Task/Abstract-type/EMal/abstract-type.emal

@@ -3,35 +3,34 @@
  |^
 type Beast
 interface
-  fun getKind = text by block do end
-  fun getName = text by block do end
-  fun getCry = text by block do end
+  fun getKind ← text by block do end
+  fun getName ← text by block do end
+  fun getCry ← text by block do end
 end
 type Dog implements Beast
 model
   text kind
   text name
-  fun getKind = text by block do return me.kind end
-  fun getName = text by block do return me.name end
-  fun getCry = text by block do return "Woof" end
+  fun getKind ← text by block do return me.kind end
+  fun getName ← text by block do return me.name end
+  fun getCry ← text by block do return "Woof" end
 end
 type Cat implements Beast
 model
   text kind
   text name
-  fun getKind = text by block do return me.kind end
-  fun getName = text by block do return me.name end
-  fun getCry = text by block do return "Meow" end
+  fun getKind ← text by block do return me.kind end
+  fun getName ← text by block do return me.name end
+  fun getCry ← text by block do return "Meow" end
 end
 type AbstractType
-^|Beast b = Beast() # interface instantiation is not allowed|^
-fun bprint = void by Beast b
-  writeLine(b.getName() + ", who's a " + b.getKind() + ", cries: " + b.getCry() + ".")
-end
+^|Beast b ← Beast() # interface instantiation is not allowed|^
+fun bprint ← <Beast b|writeLine(b.getName() +
+  ", who's a " + b.getKind() + ", cries: " + b.getCry() + ".")
 ^|instantiation works because a positional variadic constructor
  |has been auto generated
  |^
-var d = Dog("labrador", "Max")
-Cat c = Cat("siamese", "Sammy")
+var d ← Dog("labrador", "Max")
+Cat c ← Cat("siamese", "Sammy")
 bprint(d)
 bprint(c)