global

def open(dest, mode = "r", &)

Minitar::Output.open (mode +w+ or +wb+). No other modes are currently supported.
A convenience method for wrapping Minitar::Input.open (mode +r+ or +rb) and 
def open(dest, mode = "r", &)
  case mode
  when "r", "rb"
    Minitar::Input.open(dest, &)
  when "w", "wb"
    Minitar::Output.open(dest, &)
  else
    raise ArgumentError, "Unknown open mode for Minitar.open."
  end
end