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puppet
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lib
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puppet
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parser
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functions
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extractnodeinfo.rb
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module Puppet::Parser::Functions
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newfunction(:extractnodeinfo, :type => :rvalue) do |args|
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nodeinfo = args.shift
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ni = nodeinfo
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keys_done = []
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args.each do |key|
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raise Puppet::ParseError, "nodeinfo is not a hash at #{keys_done.join('->')}" unless ni.kind_of?(Hash)
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return false unless ni.has_key?(key)
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ni = ni[key]
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keys_done << key
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end
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return ni
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end
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end