Collect only 'n' weekdays including current date, but no weekends

next_n_work_days.rb

require 'date'


def next_n_work_days n
  today = Date.today
  number_of_weekends_days = ((n / 5) *2)
  (1..(number_of_weekends_days + n) - 1).reduce([today]) do |days, plus_num_days|
    day = today + plus_num_days 
    # or
    # day = days.last.next
    # and you don't have to use plus_num_days var
    days << day if !day.saturday? and !day.sunday?
    days
  end
end

next_n_work_days_improved.rb

require 'date'

class Date
  def weekend?
    saturday? || sunday?
  end
end

def weekdays (ffdays, startdate = Date.today)
    (startdate..(startdate + ffdays)).select{ |day| !day.weekend? }
end