ai_compare.rb

def parse_table(raw)
  raw.lines.map do |line|
    parts = line.split(':')
    key = parts.first.gsub(/^\$/, '')
    values = parts.last.split(',').map(&:strip).map {|x| x.split("\t").map(&:strip) }.flatten
    if values.count == 1
      values = values.first
    end
    [key, values]
  end.to_h
end

def insane_only(ai_table)
  ai_table.map do |k,v|
    if v.is_a?(Array)
      [k, v.first]
    else
      [k, v]
    end
  end.to_h
end

def main
  first_raw = File.read('./diaspora_2.tbl')
  second_raw = File.read('./diaspora.tbl')

  first = insane_only(parse_table(first_raw))
  second = insane_only(parse_table(second_raw))

  longest_key_length = first.keys.map(&:length).max
  longest_value_length = first.values.map(&:length).max

  first.each do |k,v|
    unless v == second[k]
      puts "#{k.rjust(longest_key_length, ' ')}\t#{v.rjust(longest_value_length, ' ')}\t#{second[k]}"
    end
  end
end

main