core/enumerable_helper.rb
module Rubinius
module EnumerableHelper
def self.cycle_size(enum_size, many)
if many
many = Rubinius::Type.coerce_to_collection_index many
many = 0 if many < 0
(_size = enum_size).nil? ? nil : _size * many
else
enum_size.nil? ? nil : Float::INFINITY
end
end
end
end