Struct metricsInstrumentedRoute

modules/caddyhttp/metrics.go:300–304

metricsInstrumentedRoute wraps a compiled route Handler with metrics instrumentation. It wraps the entire compiled route chain once, collecting metrics only once per route match.

// instrumentation. It wraps the entire compiled route chain once,
// collecting metrics only once per route match.
type metricsInstrumentedRoute struct {
	handler string
	next    Handler
	metrics *Metrics
}

func newMetricsInstrumentedRoute(ctx caddy.Context, handler string, next Handler, m *Metrics) *metricsInstrumentedRoute {
	m.init.Do(func() {