1 files changed, 40 insertions, 0 deletions
diff --git a/vendor/github.com/prometheus/client_golang/prometheus/example_timer_test.go b/vendor/github.com/prometheus/client_golang/prometheus/example_timer_test.go
new file mode 100644
index 000000000..bd86bb472
--- /dev/null
+++ b/vendor/github.com/prometheus/client_golang/prometheus/example_timer_test.go
@@ -0,0 +1,40 @@
+// Copyright 2014 The Prometheus Authors
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package prometheus_test
+
+import (
+	"math/rand"
+	"time"
+
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+var (
+	requestDuration = prometheus.NewHistogram(prometheus.HistogramOpts{
+		Name:    "example_request_duration_seconds",
+		Help:    "Histogram for the runtime of a simple example function.",
+		Buckets: prometheus.LinearBuckets(0.01, 0.01, 10),
+	})
+)
+
+func ExampleTimer() {
+	// timer times this example function. It uses a Histogram, but a Summary
+	// would also work, as both implement Observer. Check out
+	// https://prometheus.io/docs/practices/histograms/ for differences.
+	timer := prometheus.NewTimer(requestDuration)
+	defer timer.ObserveDuration()
+
+	// Do something here that takes time.
+	time.Sleep(time.Duration(rand.NormFloat64()*10000+50000) * time.Microsecond)
+}