group_entries

# File lib/rdoc/parser/changelog.rb, line 103
  def group_entries entries
    entries.group_by do |title, _|
      begin
        Time.parse(title).strftime '%Y-%m-%d'
      rescue NoMethodError, ArgumentError
        time, = title.split '  ', 2
        Time.parse(time).strftime '%Y-%m-%d'
      end
    end
  end