36 lines
714 B
Ruby
36 lines
714 B
Ruby
module Sof
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class HashNode < Node
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def initialize
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@children = []
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end
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attr_reader :children
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def add key , val
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@children << [key,val]
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end
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def out io , level = 0
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indent = " " * level
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@children.each_with_index do |child , i|
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key , val = child
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io.write "\n#{indent}" unless i == 0
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io.write "-"
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key.out(io , level + 1)
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io.write ": "
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val.out(io , level + 1)
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end
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end
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end
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end
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Hash.class_eval do
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def to_sof_node(writer , level)
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node = Sof::HashNode.new()
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each do |key , object|
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k = writer.to_sof_node( key )
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v = writer.to_sof_node( object )
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node.add(k , v)
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end
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node
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end
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end
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