module RSpec::Matchers::Pretty

def _pretty_print(array)
  RSpec.deprecate("`RSpec::Matchers::Pretty#_pretty_print`",
                  :replacement => "`RSpec::Matchers::Pretty#to_sentence`")
  result = ""
  array.each_with_index do |item, index|
    if index < (array.length - 2)
      result << "#{item.inspect}, "
    elsif index < (array.length - 1)
      result << "#{item.inspect} and "
    else
      result << "#{item.inspect}"
    end
  end
  result
end