# File lib/core/facets/enumerable/hashify.rb, line 40
  def hashify(val=nil, &block)
    if val
      warn "The old Enumerable#hashify method has been be deprecated. Use #value_by instead."
      value_by{ val }
    end

    if block
      warn "The old Enumerable#hashify method has been be deprecated. Use #value_by instead."
      value_by(&block)
    end

    Hashifier.new(self)
  end