Class: YandexMystem::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/yandex_mystem.rb

Class Method Summary collapse

Class Method Details

.stem(text) ⇒ Object

TODO add -i



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# File 'lib/yandex_mystem.rb', line 7

def self.stem(text)
  exec = Array(command).tap do |c|
    c << '-e utf-8 -n'
  end.join(' ')

  data = Open3.popen3(exec) do |stdin, stdout, stderr|
    stdin.write text
    stdin.close
    #stderr.read
    stdout.read
  end

  data = data.scan(/^([^\{]+)\{(.+)\}$/).map do |(word, words)|
    words = words.split('|').select do |w|
      !(w =~ /.+\?\?$/)
    end

    [word, words]
  end.flatten(1)

  Hash[*data]
end