// RateLimit uses rl to rate limit accepting requests to 'handler'.
func RateLimit(rl util.RateLimiter, handler http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
if rl.CanAccept() {
handler.ServeHTTP(w, req)
return
}
tooManyRequests(w)
})
}
