Function getRouteName

middleware/route_injector.go:52–76

(routeMatcher RouteMatcher, r *http.Request)

}

func getRouteName(routeMatcher RouteMatcher, r *http.Request) string {
	var routeMatch mux.RouteMatch
	if routeMatcher == nil || !routeMatcher.Match(r, &routeMatch) {
		return ""
	}

	if routeMatch.MatchErr == mux.ErrNotFound {
		return "notfound"
	}

	if routeMatch.Route == nil {
		return ""
	}

	if name := routeMatch.Route.GetName(); name != "" {
		return name
	}

	tmpl, err := routeMatch.Route.GetPathTemplate()
	if err == nil {
		return MakeLabelValue(tmpl)
	}

	return ""
}

var invalidChars = regexp.MustCompile(`[^a-zA-Z0-9]+`)