Module: Useful::RubyExtensions::Date

Included in:
Date
Defined in:
lib/useful/ruby_extensions/date.rb

Constant Summary collapse

WEEK_DAYS = 
(1..5)

Instance Method Summary collapse

Instance Method Details

#week_days_between(end_date) ⇒ Object

Raises:

  • (::ArgumentError) 


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# File 'lib/useful/ruby_extensions/date.rb', line 10

def week_days_between(end_date)
  raise ::ArgumentError, "End date cannot be nil." if end_date.nil?
  raise ::ArgumentError, "End date cannot come before questioned date." if end_date < self
  (self..end_date).to_a.select{|date| WEEK_DAYS.include?(date.wday)}.length
end