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Viewing changes to ext/psych/lib/psych/visitors/depth_first.rb

  • Committer: Bazaar Package Importer
  • Author(s): Lucas Nussbaum
  • Date: 2011-09-24 19:16:17 UTC
  • mfrom: (1.1.8 upstream) (13.1.7 experimental)
  • Revision ID: james.westby@ubuntu.com-20110924191617-o1qz4rcmqjot8zuy
Tags: 1.9.3~rc1-1
http://bugs.debian.org/639959
* New upstream release: 1.9.3 RC1.
  + Includes load.c fixes. Closes: #639959.
* Upload to unstable.

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ext/psych/lib/psych/visitors/depth_first.rb
 
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module Psych
 
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  module Visitors
 
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    class DepthFirst < Psych::Visitors::Visitor
 
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      def initialize block
 
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        @block = block
 
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      end
 
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      private
 
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      def nary o
 
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        o.children.each { |x| visit x }
 
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        @block.call o
 
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      end
 
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      alias :visit_Psych_Nodes_Stream   :nary
 
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      alias :visit_Psych_Nodes_Document :nary
 
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      alias :visit_Psych_Nodes_Sequence :nary
 
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      alias :visit_Psych_Nodes_Mapping  :nary
 
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      def terminal o
 
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        @block.call o
 
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      end
 
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      alias :visit_Psych_Nodes_Scalar :terminal
 
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      alias :visit_Psych_Nodes_Alias  :terminal
 
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    end
 
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  end
 
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end