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README: gofmt the code examples

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This commit is contained in:
Julien Schmidt
2014-07-04 19:44:07 +02:00
parent 5eb0e10a78
commit 592af3026c
1 changed files with 173 additions and 170 deletions
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343
README.md
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@ -43,16 +43,18 @@ import "github.com/gin-gonic/gin"
#### Create most basic PING/PONG HTTP endpoint
```go
package main
import "github.com/gin-gonic/gin"
func main() {
r := gin.Default()
r.GET("/ping", func(c *gin.Context){
c.String(200, "pong")
})
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
r := gin.Default()
r.GET("/ping", func(c *gin.Context) {
c.String(200, "pong")
})
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
}
```
@ -60,17 +62,17 @@ func main() {
```go
func main() {
// Creates a gin router + logger and recovery (crash-free) middlewares
r := gin.Default()
r.GET("/someGet", getting)
r.POST("/somePost", posting)
r.PUT("/somePut", putting)
r.DELETE("/someDelete", deleting)
r.PATCH("/somePatch", patching)
// Creates a gin router + logger and recovery (crash-free) middlewares
r := gin.Default()
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
r.GET("/someGet", getting)
r.POST("/somePost", posting)
r.PUT("/somePut", putting)
r.DELETE("/someDelete", deleting)
r.PATCH("/somePatch", patching)
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
}
```
@ -78,16 +80,16 @@ func main() {
```go
func main() {
r := gin.Default()
r.GET("/user/:name", func(c *gin.Context) {
name := c.Params.ByName("name")
message := "Hello "+name
c.String(200, message)
})
r := gin.Default()
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
r.GET("/user/:name", func(c *gin.Context) {
name := c.Params.ByName("name")
message := "Hello " + name
c.String(200, message)
})
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
}
```
@ -95,26 +97,26 @@ func main() {
#### Grouping routes
```go
func main() {
r := gin.Default()
// Simple group: v1
v1 := r.Group("/v1")
{
v1.POST("/login", loginEndpoint)
v1.POST("/submit", submitEndpoint)
v1.POST("/read", readEndpoint)
}
// Simple group: v2
v2 := r.Group("/v2")
{
v2.POST("/login", loginEndpoint)
v2.POST("/submit", submitEndpoint)
v2.POST("/read", readEndpoint)
}
r := gin.Default()
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
// Simple group: v1
v1 := r.Group("/v1")
{
v1.POST("/login", loginEndpoint)
v1.POST("/submit", submitEndpoint)
v1.POST("/read", readEndpoint)
}
// Simple group: v2
v2 := r.Group("/v2")
{
v2.POST("/login", loginEndpoint)
v2.POST("/submit", submitEndpoint)
v2.POST("/read", readEndpoint)
}
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
}
```
@ -136,35 +138,35 @@ r := gin.Default()
#### Using middlewares
```go
func main() {
// Creates a router without any middleware by default
r := gin.New()
// Global middlewares
r.Use(gin.Logger())
r.Use(gin.Recovery())
// Per route middlewares, you can add as many as you desire.
r.GET("/benchmark", MyBenchLogger(), benchEndpoint)
// Creates a router without any middleware by default
r := gin.New()
// Authorization group
// authorized := r.Group("/", AuthRequired())
// exactly the same than:
authorized := r.Group("/")
// per group middlewares! in this case we use the custom created
// AuthRequired() middleware just in the "authorized" group.
authorized.Use(AuthRequired())
{
authorized.POST("/login", loginEndpoint)
authorized.POST("/submit", submitEndpoint)
authorized.POST("/read", readEndpoint)
// nested group
testing := authorized.Group("testing")
testing.GET("/analytics", analyticsEndpoint)
}
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
// Global middlewares
r.Use(gin.Logger())
r.Use(gin.Recovery())
// Per route middlewares, you can add as many as you desire.
r.GET("/benchmark", MyBenchLogger(), benchEndpoint)
// Authorization group
// authorized := r.Group("/", AuthRequired())
// exactly the same than:
authorized := r.Group("/")
// per group middlewares! in this case we use the custom created
// AuthRequired() middleware just in the "authorized" group.
authorized.Use(AuthRequired())
{
authorized.POST("/login", loginEndpoint)
authorized.POST("/submit", submitEndpoint)
authorized.POST("/read", readEndpoint)
// nested group
testing := authorized.Group("testing")
testing.GET("/analytics", analyticsEndpoint)
}
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
}
```
@ -173,30 +175,30 @@ func main() {
```go
type LoginJSON struct {
User string `json:"user" binding:"required"`
Password string `json:"password" binding:"required"`
User string `json:"user" binding:"required"`
Password string `json:"password" binding:"required"`
}
func main() {
r := gin.Default()
r.POST("/login", func(c *gin.Context) {
var json LoginJSON
// If EnsureBody returns false, it will write automatically the error
// in the HTTP stream and return a 400 error. If you want custom error
// handling you should use: c.ParseBody(interface{}) error
if c.EnsureBody(&json) {
if json.User=="manu" && json.Password=="123" {
c.JSON(200, gin.H{"status": "you are logged in"})
}else{
c.JSON(401, gin.H{"status": "unauthorized"})
}
}
})
r := gin.Default()
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
r.POST("/login", func(c *gin.Context) {
var json LoginJSON
// If EnsureBody returns false, it will write automatically the error
// in the HTTP stream and return a 400 error. If you want custom error
// handling you should use: c.ParseBody(interface{}) error
if c.EnsureBody(&json) {
if json.User == "manu" && json.Password == "123" {
c.JSON(200, gin.H{"status": "you are logged in"})
} else {
c.JSON(401, gin.H{"status": "unauthorized"})
}
}
})
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
}
```
@ -204,34 +206,34 @@ func main() {
```go
func main() {
r := gin.Default()
// gin.H is a shortcup for map[string]interface{}
r.GET("/someJSON", func(c *gin.Context) {
c.JSON(200, gin.H{"message": "hey", "status": 200})
})
r.GET("/moreJSON", func(c *gin.Context) {
// You also can use a struct
var msg struct {
Name string `json:"user"`
Message string
Number int
}
msg.Name = "Lena"
msg.Message = "hey"
msg.Number = 123
// Note that msg.Name becomes "user" in the JSON
// Will output : {"user": "Lena", "Message": "hey", "Number": 123}
c.JSON(200, msg)
})
r.GET("/someXML", func(c *gin.Context) {
c.XML(200, gin.H{"message": "hey", "status": 200})
})
r := gin.Default()
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
// gin.H is a shortcup for map[string]interface{}
r.GET("/someJSON", func(c *gin.Context) {
c.JSON(200, gin.H{"message": "hey", "status": 200})
})
r.GET("/moreJSON", func(c *gin.Context) {
// You also can use a struct
var msg struct {
Name string `json:"user"`
Message string
Number int
}
msg.Name = "Lena"
msg.Message = "hey"
msg.Number = 123
// Note that msg.Name becomes "user" in the JSON
// Will output : {"user": "Lena", "Message": "hey", "Number": 123}
c.JSON(200, msg)
})
r.GET("/someXML", func(c *gin.Context) {
c.XML(200, gin.H{"message": "hey", "status": 200})
})
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
}
```
@ -242,15 +244,15 @@ Using LoadHTMLTemplates()
```go
func main() {
r := gin.Default()
r.LoadHTMLTemplates("templates/*")
r.GET("/index", func(c *gin.Context) {
obj := gin.H{"title": "Main website"}
c.HTML(200, "index.tmpl", obj)
})
r := gin.Default()
r.LoadHTMLTemplates("templates/*")
r.GET("/index", func(c *gin.Context) {
obj := gin.H{"title": "Main website"}
c.HTML(200, "index.tmpl", obj)
})
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
}
```
@ -258,13 +260,14 @@ You can also use your own html template render
```go
import "html/template"
func main() {
r := gin.Default()
html := template.Must(template.ParseFiles("file1", "file2"))
r.HTMLTemplates = html
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
func main() {
r := gin.Default()
html := template.Must(template.ParseFiles("file1", "file2"))
r.HTMLTemplates = html
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
}
```
@ -273,35 +276,35 @@ func main() {
```go
func Logger() gin.HandlerFunc {
return func(c *gin.Context) {
t := time.Now()
// Set example variable
c.Set("example", "12345")
// before request
c.Next()
// after request
latency := time.Since(t)
log.Print(latency)
}
return func(c *gin.Context) {
t := time.Now()
// Set example variable
c.Set("example", "12345")
// before request
c.Next()
// after request
latency := time.Since(t)
log.Print(latency)
}
}
func main() {
r := gin.New()
r.Use(Logger())
r.GET("/test", func(c *gin.Context){
example := r.Get("example").(string)
// it would print: "12345"
log.Println(example)
})
r := gin.New()
r.Use(Logger())
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
r.GET("/test", func(c *gin.Context) {
example := r.Get("example").(string)
// it would print: "12345"
log.Println(example)
})
// Listen and server on 0.0.0.0:8080
r.Run(":8080")
}
```
@ -314,23 +317,23 @@ Use `http.ListenAndServe()` directly, like this:
```go
func main() {
router := gin.Default()
http.ListenAndServe(":8080", router)
router := gin.Default()
http.ListenAndServe(":8080", router)
}
```
or
```go
func main() {
router := gin.Default()
router := gin.Default()
s := &http.Server{
Addr: ":8080",
Handler: router,
ReadTimeout: 10 * time.Second,
WriteTimeout: 10 * time.Second,
MaxHeaderBytes: 1 << 20,
}
s.ListenAndServe()
s := &http.Server{
Addr: ":8080",
Handler: router,
ReadTimeout: 10 * time.Second,
WriteTimeout: 10 * time.Second,
MaxHeaderBytes: 1 << 20,
}
s.ListenAndServe()
}
```