Merge pull request #120 from hashicorp/f-getlevel

Add GetLevel to Logger interface

intlogger.go

@@ -261,7 +261,6 @@ func needsQuoting(str string) bool {
 //  2. Color the whole log line, based on the level.
 //  3. Color only the header (level) part of the log line.
 //  4. Color both the header and fields of the log line.
-//
 func (l *intLogger) logPlain(t time.Time, name string, level Level, msg string, args ...interface{}) {
 
 	if !l.disableTime {
@@ -845,6 +844,11 @@ func (l *intLogger) SetLevel(level Level) {
 	atomic.StoreInt32(l.level, int32(level))
 }
 
+// Returns the current level
+func (l *intLogger) GetLevel() Level {
+	return Level(atomic.LoadInt32(l.level))
+}
+
 // Create a *log.Logger that will send it's data through this Logger. This
 // allows packages that expect to be using the standard library log to actually
 // use this logger.

logger.go

@@ -198,6 +198,9 @@ type Logger interface {
 	// implementation cannot update the level on the fly, it should no-op.
 	SetLevel(level Level)
 
+	// Returns the current level
+	GetLevel() Level
+
 	// Return a value that conforms to the stdlib log.Logger interface
 	StandardLogger(opts *StandardLoggerOptions) *log.Logger
 

nulllogger.go

@@ -49,6 +49,8 @@ func (l *nullLogger) ResetNamed(name string) Logger { return l }
 
 func (l *nullLogger) SetLevel(level Level) {}
 
+func (l *nullLogger) GetLevel() Level { return NoLevel }
+
 func (l *nullLogger) StandardLogger(opts *StandardLoggerOptions) *log.Logger {
 	return log.New(l.StandardWriter(opts), "", log.LstdFlags)
 }