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Description: Johnson wraps JavaScript in a loving Ruby embrace.
Homepage: http://github.com/jbarnette/johnson/wikis
Clone URL: git://github.com/jbarnette/johnson.git 
adding an enumerating visitor
tenderlove (author)
Sat May 31 23:33:38 -0700 2008
commit  ab1e446a5d21481038a96a04a88585eb34bcaa1e
tree    65378f9a9a90f50f4f0568e8ae49a2d7ec9f3a3b
parent  19370c4a21d6a7b949945f56ba2af23d357f3c6b
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lib/johnson/nodes/node.rb 
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@@ -57,6 +57,11 @@ module Johnson
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       def to_dot
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         DotVisitor.new { |d| d.accept(self) }
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       end
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+
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+      def each(&block)
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+        EnumeratingVisitor.new(block).accept(self)
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+        self
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+      end
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     end
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     SINGLE_NODES.each { |se| const_set(se.to_sym, Class.new(Node)) }
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   end
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lib/johnson/visitors.rb 
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@@ -1,3 +1,4 @@
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 require 'johnson/visitors/sexp_visitor'
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 require 'johnson/visitors/ecma_visitor'
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 require 'johnson/visitors/dot_visitor'
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+require 'johnson/visitors/enumerating_visitor'

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