lib/vedeu/models/line.rb in vedeu-0.4.28 vs lib/vedeu/models/line.rb in vedeu-0.4.29

@@ -39,11 +39,11 @@
     end
 
     # @param child []
     # @return [void]
     def add(child)
-      @streams = streams.add(child)
+      @_streams = @streams = collection.coerce(streams, self).add(child)
     end
 
     # Returns an array of all the characters with formatting for this line.
     #
     # @return [Array]
@@ -73,10 +73,10 @@
       streams.map(&:size).inject(0, :+)
     end
 
     # @return [Vedeu::Streams]
     def streams
-      collection.coerce(@streams, self)
+      @_streams ||= collection.coerce(@streams, self)
     end
 
     # Delegate to Vedeu::Interface#width if available.
     #
     # @return [Fixnum]