From 9e17996df1db3271512fc043386a553803b2fbcb Mon Sep 17 00:00:00 2001
From: Ziqi Zhao <zhaoziqi9146@gmail.com>
Date: Wed, 2 Aug 2023 07:04:54 +0800
Subject: [PATCH] [chore] fix exhaustive lint for splunkhec exporter (#23882)

**Description:**
related #23266

Signed-off-by: Ziqi Zhao <zhaoziqi9146@gmail.com>
---
 exporter/splunkhecexporter/metricdata_to_splunk.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/exporter/splunkhecexporter/metricdata_to_splunk.go b/exporter/splunkhecexporter/metricdata_to_splunk.go
index 01bf25e9b274..b0798078d017 100644
--- a/exporter/splunkhecexporter/metricdata_to_splunk.go
+++ b/exporter/splunkhecexporter/metricdata_to_splunk.go
@@ -80,6 +80,7 @@ func mapMetricToSplunkEvent(res pcommon.Resource, m pmetric.Metric, config *Conf
 		return true
 	})
 	metricFieldName := splunkMetricValue + ":" + m.Name()
+	//exhaustive:enforce
 	switch m.Type() {
 	case pmetric.MetricTypeGauge:
 		pts := m.Gauge().DataPoints()
@@ -204,6 +205,11 @@ func mapMetricToSplunkEvent(res pcommon.Resource, m pmetric.Metric, config *Conf
 			}
 		}
 		return splunkMetrics
+	case pmetric.MetricTypeExponentialHistogram:
+		logger.Warn(
+			"Point with unsupported type ExponentialHistogram",
+			zap.Any("metric", m))
+		return nil
 	case pmetric.MetricTypeEmpty:
 		return nil
 	default: