lib/openwfe/expressions/flowexpression.rb in openwferu-0.9.11 vs lib/openwfe/expressions/flowexpression.rb in openwferu-0.9.12

@@ -133,11 +133,11 @@
             @children.each do |child|
 
                 next if child.kind_of? String
 
                 i = get_expression_pool().cancel(child)
-                inflowitem = i if not inflowitem
+                inflowitem = i unless inflowitem
             end
 
             inflowitem
         end
 
@@ -459,9 +459,21 @@
 
             @children.each do |child_fei|
                 get_expression_pool.remove(child_fei) \
                     if child_fei.kind_of? FlowExpressionId
             end
+        end
+
+        #
+        # Removes a child from the expression children list.
+        #
+        def remove_child (child_fei)
+
+            fei = @children.delete child_fei
+
+            store_itself if fei
+                #
+                # store_itself if the child was really removed.
         end
 
         #
         # Currently only used by dollar.rb and its ${r:some_ruby_code},
         # returns the binding in this flow expression.