class Hoe

def intuit_values
  header_re = /^((?:=+|#+) .*)$/
  readme    = File.read_utf(readme_file).split(header_re)[1..-1] rescue ''
  unless readme.empty? then
    sections = Hash[*readme.map { |s|
      s =~ /^[=#]/ ? s.strip.downcase.chomp(':').split.last : s.strip
    }]
    desc     = sections.values_at(*description_sections).join("\n\n")
    summ     = desc.split(/\.\s+/).first(summary_sentences).join(". ")
    urls     = parse_urls(readme[1])
    self.urls        ||= urls
    self.description ||= desc
    self.summary     ||= summ
  else
    missing readme_file
  end
  self.changes ||= begin
                     h = File.read_utf(history_file)
                     h.split(/^(={2,}|\#{2,})/)[1..2].join.strip
                   rescue
                     missing history_file
                     ''
                   end
end