# frozen_string_literal: true require_relative "collection_preset" module RussianWorkdays class Month < CollectionPreset def initialize(year = Date.today.year, month = 1) raise ArgumentError, "Must be a number between 1 and 12" unless (1..12).include?(month) @dates = Collection.new(Date.new(year, month, 1)..Date.new(year, month, -1)) end end end