Add log level helper funtions (#1229)

logger/level.go

@@ -68,3 +68,51 @@ func GetLevel(levelStr string) (Level, error) {
 	}
 	return InfoLevel, fmt.Errorf("Unknown Level String: '%s', defaulting to NoLevel", levelStr)
 }
+
+func Info(args ...interface{}) {
+	DefaultLogger.Log(InfoLevel, args...)
+}
+
+func Infof(template string, args ...interface{}) {
+	DefaultLogger.Logf(InfoLevel, template, args...)
+}
+
+func Trace(args ...interface{}) {
+	DefaultLogger.Log(TraceLevel, args...)
+}
+
+func Tracef(template string, args ...interface{}) {
+	DefaultLogger.Logf(TraceLevel, template, args...)
+}
+
+func Debug(args ...interface{}) {
+	DefaultLogger.Log(DebugLevel, args...)
+}
+
+func Debugf(template string, args ...interface{}) {
+	DefaultLogger.Logf(DebugLevel, template, args...)
+}
+
+func Warn(args ...interface{}) {
+	DefaultLogger.Log(WarnLevel, args...)
+}
+
+func Warnf(template string, args ...interface{}) {
+	DefaultLogger.Logf(WarnLevel, template, args...)
+}
+
+func Error(args ...interface{}) {
+	DefaultLogger.Log(ErrorLevel, args...)
+}
+
+func Errorf(template string, args ...interface{}) {
+	DefaultLogger.Logf(ErrorLevel, template, args...)
+}
+
+func Fatal(args ...interface{}) {
+	DefaultLogger.Log(FatalLevel, args...)
+}
+
+func Fatalf(template string, args ...interface{}) {
+	DefaultLogger.Logf(FatalLevel, template, args...)
+}

logger/logger.go

@@ -28,10 +28,6 @@ func Init(opts ...Option) error {
 	return DefaultLogger.Init(opts...)
 }
 
-func Error(err error) Logger {
-	return DefaultLogger.Error(err)
-}
-
 func Fields(fields map[string]interface{}) Logger {
 	return DefaultLogger.Fields(fields)
 }
@@ -47,3 +43,7 @@ func Logf(level Level, format string, v ...interface{}) {
 func String() string {
 	return DefaultLogger.String()
 }
+
+func WithError(err error) Logger {
+	return DefaultLogger.Error(err)
+}