Rename reporter.go to metrics.go

metrics/metrics.go

@@ -0,0 +1,14 @@
+// Package metrics is for instrumentation and debugging
+package metrics
+
+import "time"
+
+// Tags is a map of fields to add to a metric:
+type Tags map[string]string
+
+// Reporter is an interface for collecting and instrumenting metrics
+type Reporter interface {
+	Count(id string, value int64, tags Tags) error
+	Gauge(id string, value float64, tags Tags) error
+	Timing(id string, value time.Duration, tags Tags) error
+}