ruby-method-with-optional-options-and-block-parameter.rb

# http://bit.ly/2xf8pEv
def meditate(cushion, meditation = 'kinhin', *room_itens, time: , posture: 'kekkafuza', **periods, &block)
  puts "====================================="
  puts "We are praticing #{meditation}, for #{time} minutes, in the #{posture} posture (ouch, my knees!)."
  puts "Room item: #{room_itens}"
  puts "Periods: #{periods}"
  puts "====================================="

  block.call
end

meditate('zafu', # cushion
         'zazen', # meditation
         'zabuston', # room_item
         'incense', # room_item
         time: 40, # keyword argument
         # Omitted the posture optional keyword argument;
         period1: 'morning', # Passed a couple of extra keyword arguments (period1: "morning", period2: "afternoon") through the **periods parameter;
         period2: 'afternom') { puts "\n\tHello from inside the block" }