Class: Lignite::Connection

Inherits:

Object

• Object
• Lignite::Connection

Defined in:

lib/lignite/connection.rb,
lib/lignite/connection/usb.rb,
lib/lignite/connection/bluetooth.rb

Direct Known Subclasses

Bluetooth, Usb

Defined Under Namespace

Classes: Bluetooth, Usb

Class Method Summary

• .create ⇒ Connection

  Try a Usb connection first, then a Bluetooth one.

Class Method Details

.create ⇒ Connection

Returns Try a Usb connection first, then a Bluetooth one.

Returns:

• (Connection) —

  Try a Usb connection first, then a Bluetooth one.

# File 'lib/lignite/connection.rb', line 4

def self.create
  @c ||= begin
           Usb.new
         rescue NoUsbDevice
           Bluetooth.new
         end
end