1 package internal 2 3 import ( 4 "fmt" 5 "log" 6 ) 7 8 var Logger *log.Logger 9 10 func Logf(s string, args ...interface{}) { 11 if Logger == nil { 12 return 13 } 14 Logger.Output(2, fmt.Sprintf(s, args...)) 15 } 16
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