package sweepbatcher import ( "fmt" "github.com/btcsuite/btclog" "github.com/lightningnetwork/lnd/build" ) // log is a logger that is initialized with no output filters. This // means the package will not perform any logging by default until the // caller requests it. var log btclog.Logger // The default amount of logging is none. func init() { UseLogger(build.NewSubLogger("SWEEP", nil)) } // batchPrefixLogger returns a logger that prefixes all log messages with the ID. func batchPrefixLogger(batchID string) btclog.Logger { return build.NewPrefixLog(fmt.Sprintf("[Batch %s]", batchID), log) } // UseLogger uses a specified Logger to output package logging info. // This should be used in preference to SetLogWriter if the caller is also // using btclog. func UseLogger(logger btclog.Logger) { log = logger }