Get the gender of a German noun.

gender

#! /usr/bin/env ruby
# encoding: utf-8
#
# A dictionary can be found from
# http://www1.dict.cc/translation_file_request.php. Needs to be grepped for
# "noun$" before usage.
#

if ARGV.length < 1 or ARGV.all? { |arg| arg =~ /^-/ }
  puts 'USAGE: gender <Noun> [options]'
  exit 1
end

noun = ARGV.first.
  gsub('ae', 'ä').
  gsub('oe', 'ö').
  gsub('ue', 'ü').
  gsub('Ae', 'Ä').
  gsub('Oe', 'Ö').
  gsub('Ue', 'Ü').
  gsub('_ss', 'ß')

verbose = ARGV.find { |arg| arg == '-v' || arg == '--verbose' }

results = {}
%x[egrep '^#{noun} ' ~/lib/german_nouns.txt].lines.each do |line|
  word, meaning, _ = line.split("\t")
  results[word] ||= []
  results[word] << meaning
end

results.each do |word, meanings|
  puts word

  if verbose
    meanings.each do |meaning|
      puts "  #{meaning}"
    end
  end
end