- package main
- import (
- "net/http"
- "github.com/gin-gonic/gin"
- )
- func response() gin.HandlerFunc {
- return func(c *gin.Context) {
- c.Next()
- if c.Writer.Written() {
- return
- }
- params := c.Keys
- if len(params) == 0 {
- return
- }
- c.JSON(http.StatusOK, params)
- }
- }
- func main() {
- r := gin.Default()
- r.Use(response())
- r.GET("/ping", func(c *gin.Context) {
- c.String(http.StatusOK, "PONG")
- })
- r.GET("/status", func(c *gin.Context) {
- c.Status(http.StatusOK)
- })
- r.GET("/hello", func(c *gin.Context) {
- c.Set("message", "hello, world")
- })
- r.Run()
- }
- ? src go run main.go
- [GIN-debug] [WARNING] Creating an Engine instance with the Logger and Recovery middleware already attached.
- [GIN-debug] [WARNING] Running in "debug" mode. Switch to "release" mode in production.
- - using env: export GIN_MODE=release
- - using code: gin.SetMode(gin.ReleaseMode)
- [GIN-debug] GET /ping --> main.main.func1 (4 handlers)
- [GIN-debug] GET /status --> main.main.func2 (4 handlers)
- [GIN-debug] GET /hello --> main.main.func3 (4 handlers)
- [GIN-debug] Environment variable PORT is undefined. Using port :8080 by default
- [GIN-debug] Listening and serving HTTP on :8080
- [GIN] 2018/11/15 - 23:23:23 | 200 | 128.732µs | 127.0.0.1 | GET /ping
- [GIN] 2018/11/15 - 23:23:26 | 200 | 1.764µs | 127.0.0.1 | GET /status
- [GIN] 2018/11/15 - 23:23:31 | 200 | 135.48µs | 127.0.0.1 | GET /hello
- ? ~ http http://127.0.0.1:8080/ping
- HTTP/1.1 200 OK
- Content-Length: 4
- Content-Type: text/plain; charset=utf-8
- Date: Thu, 15 Nov 2018 15:23:23 GMT
- PONG
- ? ~ http http://127.0.0.1:8080/status
- HTTP/1.1 200 OK
- Content-Length: 0
- Date: Thu, 15 Nov 2018 15:23:26 GMT
- ? ~ http http://127.0.0.1:8080/hello
- HTTP/1.1 200 OK
- Content-Length: 26
- Content-Type: application/JSON; charset=utf-8
- Date: Thu, 15 Nov 2018 15:23:31 GMT
- {
- "message": "hello, world"
- }
来源: http://www.bubuko.com/infodetail-2848721.html