core_ext_natto_mecab.rb

module Natto
  Node = Struct.new(:surface, :part, :part_sub1, :part_sub2, :part_sub3, :conjugation1, :conjugation2, :original, :read, :pron)

  class MeCab
    def parse_to_node(text)
      nodes = parse(text).split("\n").map(&:strip)
      nodes = nodes.map do |node|
        next if node == 'EOS'
        surface, feature = *node.split("\t")
        Node.new(surface, *feature.split(','))
      end
      nodes.compact
    end
  end
end