package mssql import ( "log" ) type Logger log.Logger func (logger *Logger) Printf(format string, v ...interface{}) { if logger != nil { (*log.Logger)(logger).Printf(format, v...) } else { log.Printf(format, v...) } } func (logger *Logger) Println(v ...interface{}) { if logger != nil { (*log.Logger)(logger).Println(v...) } else { log.Println(v...) } }