Method: Rediska::SortedSetArgumentHandler#initialize

Defined in:
lib/rediska/sorted_set_argument_handler.rb

#initialize(args) ⇒ SortedSetArgumentHandler

Returns a new instance of SortedSetArgumentHandler.

Raises:

  • (Redis::CommandError) 


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# File 'lib/rediska/sorted_set_argument_handler.rb', line 6

def initialize(args)
  @number_of_keys = args.shift
  @keys = args.shift(number_of_keys)
  args.inject(self) {|handler, item| handler.handle(item) }

  # Defaults.
  @weights ||= Array.new(number_of_keys) { 1 }
  @aggregate ||= :sum

  # Validation.
  raise Redis::CommandError, 'ERR syntax error' unless weights.size == number_of_keys
  raise Redis::CommandError, 'ERR syntax error' unless [:min, :max, :sum].include?(aggregate)
end