Class: CooCoo::Transformers::Stopper

Inherits:
Proxy show all
Defined in:
lib/coo-coo/transformer.rb

Instance Method Summary collapse

Methods inherited from Base

bin_op, bin_op_inner, #drop, #first

Constructor Details

#initialize(enum, n) ⇒ Stopper

Returns a new instance of Stopper.



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# File 'lib/coo-coo/transformer.rb', line 54

def initialize(enum, n)
  @stop_after = n
  @index = 0

  super(enum)
end

Instance Method Details

#next ⇒ Object 



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# File 'lib/coo-coo/transformer.rb', line 61

def next
  if @index < @stop_after
    @index += 1
    super
  else
    raise StopIteration
  end
end