diff --git a/klog.go b/klog.go index c5d98ad3..119f416a 100644 --- a/klog.go +++ b/klog.go @@ -1217,6 +1217,19 @@ func CopyStandardLogTo(name string) { stdLog.SetOutput(logBridge(sev)) } +// NewStandardLogger returns a Logger that writes to the klog logs for the +// named and lower severities. +// +// Valid names are "INFO", "WARNING", "ERROR", and "FATAL". If the name is not +// recognized, NewStandardLogger panics. +func NewStandardLogger(name string) *stdLog.Logger { + sev, ok := severity.ByName(name) + if !ok { + panic(fmt.Sprintf("klog.NewStandardLogger(%q): unknown severity", name)) + } + return stdLog.New(logBridge(sev), "", stdLog.Lshortfile) +} + // logBridge provides the Write method that enables CopyStandardLogTo to connect // Go's standard logs to the logs provided by this package. type logBridge severity.Severity