From 92d4e70f5d2ff4d2655b1222a570711a6a7bab78 Mon Sep 17 00:00:00 2001
From: anhnv <anhvietnguyen.nva@gmail.com>
Date: Thu, 17 Aug 2023 15:33:41 +0700
Subject: [PATCH] refactor: refactor func Flush() of metric pkg

---
 pkg/metric/meter.go | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pkg/metric/meter.go b/pkg/metric/meter.go
index be66caa..9400bc2 100644
--- a/pkg/metric/meter.go
+++ b/pkg/metric/meter.go
@@ -2,6 +2,7 @@ package metric
 
 import (
 	"context"
+	"errors"
 
 	"go.opentelemetry.io/otel"
 	"go.opentelemetry.io/otel/metric"
@@ -16,5 +17,9 @@ func Meter() metric.Meter {
 }
 
 func Flush(ctx context.Context) error {
-	return otel.GetMeterProvider().(*metricsdk.MeterProvider).ForceFlush(ctx)
+	if m, ok := otel.GetMeterProvider().(*metricsdk.MeterProvider); ok {
+		return m.ForceFlush(ctx)
+	} else {
+		return errors.New("no meter provider was initialized")
+	}
 }