Added docs for Drawing#child_objects

1 files changed, 6 insertions, 0 deletions

diff --git a/lib/axlsx/drawing/drawing.rb b/lib/axlsx/drawing/drawing.rb
index 7eaf29b6..46d5a88b 100644
--- a/lib/axlsx/drawing/drawing.rb
+++ b/lib/axlsx/drawing/drawing.rb
@@ -143,9 +143,15 @@ module Axlsx
       child_objects.index(object)
     end
 
+
+    # An ordered list of objects this drawing holds
+    # It is important that the objects are returned in the same order each time for 
+    # releationship indexing in the package
+    # @return [Array]
     def child_objects
       charts + images + hyperlinks
     end
+
     # The drawing's relationships.
     # @return [Relationships]
     def relationships