hunk.code_window:                             value='Add Comment'
                               onClick={this.handleSubmit}
                           />
                           {postError}
                           {serverError}
                       </div>
                   </div>
                   {preview}
  
hunk.labels: keep keep add keep keep keep keep keep
hunk.after_edit:                         {uploadsInProgressText}
  
hunk.file_path: web/react/components/create_comment.jsx
hunk.type: add
file: package main
  
  import (
  	"flag"
  	"fmt"
  	"log"
  	"math/rand"
  	"net/http"
  	"sync"
  	"time"
  
  	"github.com/throttled/throttled"
  )
  
  var (
  	delay    = flag.Duration("delay", 200*time.Millisecond, "delay between calls")
  	bursts   = flag.Int("bursts", 10, "number of bursts allowed")
  	delayRes = flag.Duration("delay-response", 0, "delay the response by a random duration between 0 and this value")
  	output   = flag.String("output", "v", "type of output, one of `v`erbose, `q`uiet, `ok`-only, `ko`-only")
  )
  
  func main() {
  	flag.Parse()
  
  	var h http.Handler
  	var ok, ko int
  	var mu sync.Mutex
  
  	// Keep the start time to print since-time
  	start := time.Now()
  	// Create the interval throttler
  	t := throttled.Interval(throttled.D(*delay), *bursts, nil, 0)
  	// Set its denied handler
  	t.DeniedHandler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
  		if *output == "v" || *output == "ko" {
  			log.Printf("KO: %s", time.Since(start))
  		}
  		throttled.DefaultDeniedHandler.ServeHTTP(w, r)
  		mu.Lock()
  		defer mu.Unlock()
  		ko++
  	})
  	// Throttle the OK handler
  	rand.Seed(time.Now().Unix())
  	h = t.Throttle(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
  		if *output == "v" || *output == "ok" {
  			log.Printf("ok: %s", time.Since(start))
  		}
  		if *delayRes > 0 {
  			wait := time.Duration(rand.Intn(int(*delayRes)))
  			time.Sleep(wait)
  		}
  		w.WriteHeader(200)
  		mu.Lock()
  		defer mu.Unlock()
  		ok++
  	}))
  
  	// Print stats once in a while
  	go func() {
  		for _ = range time.Tick(10 * time.Second) {
  			mu.Lock()
  			log.Printf("ok: %d, ko: %d", ok, ko)
  			mu.Unlock()
  		}
  	}()
  	fmt.Println("server listening on port 9000")
  	http.ListenAndServe(":9000", h)
  }
  