1 // Control over logging from the XMPP library.

     2 

     3 package xmpp

     4 

     5 var (

     6 	// If any of these are non-nil when NewClient() is called,

     7 	// they will be used to log messages of the indicated

     8 	// severity.

     9 	Warn  Logger = &noLog{}

    10 	Info  Logger = &noLog{}

    11 	Debug Logger = &noLog{}

    12 )

    13 

    14 // Anything implementing Logger can receive log messages from the XMPP

    15 // library. The default implementation doesn't log anything; it

    16 // efficiently discards all messages.

    17 type Logger interface {

    18 	Log(v ...interface{})

    19 	Logf(fmt string, v ...interface{})

    20 }

    21 

    22 type noLog struct {

    23 	flags  int

    24 	prefix string

    25 }

    26 

    27 var _ Logger = &noLog{}

    28 

    29 func (l *noLog) Log(v ...interface{}) {

    30 }

    31 

    32 func (l *noLog) Logf(fmt string, v ...interface{}) {

    33 }