Module: Enumerable

Defined in:
lib/groupdate/enumerable.rb

Instance Method Summary collapse

Instance Method Details

#group_by_period(period, options = {}, &block) ⇒ Object 



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# File 'lib/groupdate/enumerable.rb', line 14

def group_by_period(period, options = {}, &block)
  # to_sym is unsafe on user input, so convert to strings
  permitted_periods = ((options[:permit] || Groupdate::PERIODS).map(&:to_sym) & Groupdate::PERIODS).map(&:to_s)
  if permitted_periods.include?(period.to_s)
    send("group_by_#{period}", options, &block)
  else
    raise ArgumentError, "Unpermitted period"
  end
end