fixed goroutine

gistfile1.go

package main

import (
	"fmt"
	"github.com/gin-gonic/gin" // at 30ea9c06fc9cac893f10d6ad0847a510cf35aeaf
	"time"
)

func main() {
	r := gin.NewWithConfig(gin.Config{
		CacheSize:    5,
		Preallocated: 3,
	})

	r.GET("", func(g *gin.Context) {
		g.JSON(200, gin.H{"foo": "bar"})
		time.Sleep(100 * time.Millisecond)
	})

	r.GET("/long", func(g *gin.Context) {
		g.Keep()
		go func() {
			time.Sleep(20 * time.Second)
			fmt.Printf("Url (only available via /long): %s\n", g.Req.URL.String())
			g.Release()
		}()

		g.JSON(200, gin.H{"foo": "bar"})
	})

	r.Run(":8082")
}