end_of_week

# File activesupport/lib/active_support/core_ext/date/calculations.rb, line 180
  def end_of_week
    days_to_sunday = self.wday!=0 ? 7-self.wday : 0
    result = self + days_to_sunday.days
    self.acts_like?(:time) ? result.end_of_day : result
  end