module Enumerable

Public Instance Methods

each_with_rank() { |number, rank| ... } click to toggle source
# File lib/extension/enumerable.rb, line 2
def each_with_rank
  rank = 1
  last_number = nil
  self.each_with_index do |number, index|
    if last_number != number
      rank = index + 1
      last_number = number
    end
    yield [number, rank]
  end
end
each_with_rank_by(symbol) { |object, rank| ... } click to toggle source
# File lib/extension/enumerable.rb, line 14
def each_with_rank_by(symbol)
  rank = 1
  last_number = nil
  self.each_with_index do |object, index|
    number = object.send(symbol)
    if last_number != number
      rank = index + 1
      last_number = number
    end
    yield [object, rank]
  end
end