cluster.rb in graph-2.3.0

- old
+ new

@@ -1,34 +1,6 @@
 #!/usr/bin/ruby -w
 
-# digraph G {
-#
-#   subgraph cluster_0 {
-#     style=filled;
-#     color=lightgrey;
-#     node [style=filled,color=white];
-#     a0 -> a1 -> a2 -> a3;
-#     label = "process #1";
-#   }
-#
-#   subgraph cluster_1 {
-#     node [style=filled];
-#     b0 -> b1 -> b2 -> b3;
-#     label = "process #2";
-#     color=blue
-#   }
-#   start -> a0;
-#   start -> b0;
-#   a1 -> b3;
-#   b2 -> a3;
-#   a3 -> a0;
-#   a3 -> end;
-#   b3 -> end;
-#
-#   start [shape=Mdiamond];
-#   end [shape=Msquare];
-# }
-
 require "graph"
 
 digraph do
   # composite styles
   leaf_node = white + filled