nsindexpath.rb in sugarcube-2.12.1

- old
+ new

@@ -1,13 +1,24 @@
 class NSIndexPath
 
+  # support multiple assignment
+  #
+  # example:
+  #     a, b = NSIndexPath.indexPathWithIndex(1).indexPathByAddingIndex(3)
+  #     a  # => 1
+  #     b  # => 3
+  def to_ary
+    to_a
+  end
+
+  # convert to an array of integers
+  #
+  # example:
+  #     path = NSIndexPath.indexPathWithIndex(1).indexPathByAddingIndex(3)
+  #     path.to_a  # => [1, 3]
   def to_a
-    indexes_ptr = Pointer.new(:uint, self.length)
-    self.getIndexes indexes_ptr
-    a = []
-    self.length.times do |i|
-      a << indexes_ptr[i]
+    self.length.times.reduce([]) do |a, i|
+      a << self.indexAtPosition(i)
     end
-    a
   end
 
 end