add a new method in the app that help to define the prom registry

Signed-off-by: Augustin Husson <[email protected]>

Author: Nexucis

app/app.go

@@ -168,7 +168,15 @@ func (r *Runner) WithTaskHelpers(t ...taskhelper.Helper) *Runner {
 	return r
 }
 
-func (r *Runner) WithDefaultHTTPServer(metricNamespace string, registerer prometheus.Registerer) *Runner {
+func (r *Runner) WithDefaultHTTPServer(metricNamespace string) *Runner {
+	r.serverBuilder = echo.NewBuilder(addr).
+		APIRegistration(echo.NewMetricsAPI(true, prometheus.DefaultRegisterer)).
+		MetricNamespace(metricNamespace).
+		PrometheusRegisterer(prometheus.DefaultRegisterer)
+	return r
+}
+
+func (r *Runner) WithDefaultHTTPServerAndPrometheusRegistry(metricNamespace string, registerer prometheus.Registerer) *Runner {
 	r.serverBuilder = echo.NewBuilder(addr).
 		APIRegistration(echo.NewMetricsAPI(true, registerer)).
 		MetricNamespace(metricNamespace).

echo/server.go

@@ -104,8 +104,8 @@ func (b *Builder) Middleware(mdw echo.MiddlewareFunc) *Builder {
 	return b
 }
 
-// OverrideDefaultMiddleware is setting a flag that will tell if the Builder needs to override the default list of middleware considered by the one provided by the method Middleware
-// In case the flag is set at false, then the middleware provided by the user will be append to the default list.
+// OverrideDefaultMiddleware is setting a flag that will tell if the Builder needs to override the default list of middleware considered by the one provided by the method Middleware.
+// In case the flag is set at false, then the middleware provided by the user will be appended to the default list.
 // Note that the default list is always executed at the beginning (a.k.a, the default middleware will be executed before yours).
 func (b *Builder) OverrideDefaultMiddleware(override bool) *Builder {
 	b.overrideMiddleware = override