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feat: add command for format the swag comment. (#1056)
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@HYY-yu
HYY-yu authored Nov 24, 2021
1 parent c4ae822 commit 93acd2a
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233 changes: 118 additions & 115 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -20,6 +20,7 @@ Swag converts Go annotations to Swagger Documentation 2.0. We've created a varie
- [Getting started](#getting-started)
- [Supported Web Frameworks](#supported-web-frameworks)
- [How to use it with Gin](#how-to-use-it-with-gin)
- [The swag formatter](#The swag formatter)
- [Implementation Status](#implementation-status)
- [Declarative Comments Format](#declarative-comments-format)
- [General API Info](#general-api-info)
Expand Down Expand Up @@ -66,6 +67,12 @@ $ swag init
swag init -g http/api.go
```

4. (optional) Use `swag fmt` format the SWAG comment. (Please upgrade to the latest version)

```sh
swag fmt
```

## swag cli

```sh
Expand Down Expand Up @@ -93,6 +100,22 @@ OPTIONS:
--help, -h show help (default: false)
```

```bash
swag fmt -h
NAME:
swag fmt - format swag comments
USAGE:
swag fmt [command options] [arguments...]
OPTIONS:
--dir value, -d value Directories you want to parse,comma separated and general-info file must be in the first one (default: "./")
--exclude value Exclude directories and files when searching, comma separated
--generalInfo value, -g value Go file path in which 'swagger general API Info' is written (default: "main.go")
--help, -h show help (default: false)
```

## Supported Web Frameworks

- [gin](http://github.com/swaggo/gin-swagger)
Expand All @@ -116,51 +139,22 @@ import "github.com/swaggo/files" // swagger embed files
2. Add [General API](#general-api-info) annotations in `main.go` code:

```go
// @title Swagger Example API
// @version 1.0
// @description This is a sample server celler server.
// @termsOfService http://swagger.io/terms/
// @title Swagger Example API
// @version 1.0
// @description This is a sample server celler server.
// @termsOfService http://swagger.io/terms/
// @contact.name API Support
// @contact.url http://www.swagger.io/support
// @contact.email support@swagger.io
// @contact.name API Support
// @contact.url http://www.swagger.io/support
// @contact.email support@swagger.io
// @license.name Apache 2.0
// @license.url http://www.apache.org/licenses/LICENSE-2.0.html
// @license.name Apache 2.0
// @license.url http://www.apache.org/licenses/LICENSE-2.0.html
// @host localhost:8080
// @BasePath /api/v1
// @query.collection.format multi
// @securityDefinitions.basic BasicAuth
// @securityDefinitions.apikey ApiKeyAuth
// @in header
// @name Authorization
// @securitydefinitions.oauth2.application OAuth2Application
// @tokenUrl https://example.com/oauth/token
// @scope.write Grants write access
// @scope.admin Grants read and write access to administrative information
// @securitydefinitions.oauth2.implicit OAuth2Implicit
// @authorizationurl https://example.com/oauth/authorize
// @scope.write Grants write access
// @scope.admin Grants read and write access to administrative information
// @securitydefinitions.oauth2.password OAuth2Password
// @tokenUrl https://example.com/oauth/token
// @scope.read Grants read access
// @scope.write Grants write access
// @scope.admin Grants read and write access to administrative information
// @securitydefinitions.oauth2.accessCode OAuth2AccessCode
// @tokenUrl https://example.com/oauth/token
// @authorizationurl https://example.com/oauth/authorize
// @scope.admin Grants read and write access to administrative information
// @x-extension-openapi {"example": "value on a json format"}
// @host localhost:8080
// @BasePath /api/v1
// @securityDefinitions.basic BasicAuth
func main() {
r := gin.Default()
Expand Down Expand Up @@ -198,15 +192,12 @@ import (
"./docs" // docs is generated by Swag CLI, you have to import it.
)
// @contact.name API Support
// @contact.url http://www.swagger.io/support
// @contact.email support@swagger.io
// @license.name Apache 2.0
// @license.url http://www.apache.org/licenses/LICENSE-2.0.html
// @termsOfService http://swagger.io/terms/
// @contact.name API Support
// @contact.url http://www.swagger.io/support
// @contact.email support@swagger.io
// @license.name Apache 2.0
// @license.url http://www.apache.org/licenses/LICENSE-2.0.html
func main() {
// programmatically set swagger info
Expand All @@ -232,65 +223,63 @@ func main() {
package controller
import (
"fmt"
"net/http"
"strconv"
"fmt"
"net/http"
"strconv"
"github.com/gin-gonic/gin"
"github.com/swaggo/swag/example/celler/httputil"
"github.com/swaggo/swag/example/celler/model"
"github.com/gin-gonic/gin"
"github.com/swaggo/swag/example/celler/httputil"
"github.com/swaggo/swag/example/celler/model"
)
// ShowAccount godoc
// @Summary Show a account
// @Description get string by ID
// @ID get-string-by-int
// @Accept json
// @Produce json
// @Param id path int true "Account ID"
// @Success 200 {object} model.Account
// @Header 200 {string} Token "qwerty"
// @Failure 400,404 {object} httputil.HTTPError
// @Failure 500 {object} httputil.HTTPError
// @Failure default {object} httputil.DefaultError
// @Router /accounts/{id} [get]
// @Summary Show an account
// @Description get string by ID
// @Tags accounts
// @Accept json
// @Produce json
// @Param id path int true "Account ID"
// @Success 200 {object} model.Account
// @Failure 400 {object} httputil.HTTPError
// @Failure 404 {object} httputil.HTTPError
// @Failure 500 {object} httputil.HTTPError
// @Router /accounts/{id} [get]
func (c *Controller) ShowAccount(ctx *gin.Context) {
id := ctx.Param("id")
aid, err := strconv.Atoi(id)
if err != nil {
httputil.NewError(ctx, http.StatusBadRequest, err)
return
}
account, err := model.AccountOne(aid)
if err != nil {
httputil.NewError(ctx, http.StatusNotFound, err)
return
}
ctx.JSON(http.StatusOK, account)
id := ctx.Param("id")
aid, err := strconv.Atoi(id)
if err != nil {
httputil.NewError(ctx, http.StatusBadRequest, err)
return
}
account, err := model.AccountOne(aid)
if err != nil {
httputil.NewError(ctx, http.StatusNotFound, err)
return
}
ctx.JSON(http.StatusOK, account)
}
// ListAccounts godoc
// @Summary List accounts
// @Description get accounts
// @Accept json
// @Produce json
// @Param q query string false "name search by q"
// @Success 200 {array} model.Account
// @Header 200 {string} Token "qwerty"
// @Failure 400,404 {object} httputil.HTTPError
// @Failure 500 {object} httputil.HTTPError
// @Failure default {object} httputil.DefaultError
// @Router /accounts [get]
// @Summary List accounts
// @Description get accounts
// @Tags accounts
// @Accept json
// @Produce json
// @Param q query string false "name search by q" Format(email)
// @Success 200 {array} model.Account
// @Failure 400 {object} httputil.HTTPError
// @Failure 404 {object} httputil.HTTPError
// @Failure 500 {object} httputil.HTTPError
// @Router /accounts [get]
func (c *Controller) ListAccounts(ctx *gin.Context) {
q := ctx.Request.URL.Query().Get("q")
accounts, err := model.AccountsAll(q)
if err != nil {
httputil.NewError(ctx, http.StatusNotFound, err)
return
}
ctx.JSON(http.StatusOK, accounts)
q := ctx.Request.URL.Query().Get("q")
accounts, err := model.AccountsAll(q)
if err != nil {
httputil.NewError(ctx, http.StatusNotFound, err)
return
}
ctx.JSON(http.StatusOK, accounts)
}
//...
```
Expand All @@ -302,6 +291,21 @@ $ swag init
![swagger_index.html](https://raw.githubusercontent.com/swaggo/swag/master/assets/swagger-image.png)
## The swag formatter
The Swag Comments can be automatically formatted, just like 'go fmt'.
Find the result of formatting [here](https://github.com/swaggo/swag/tree/master/example/celler).
Usage:
```shell
swag fmt
```
Exclude folder：
```shell
swag fmt -d ./ --exclude ./internal
```
## Implementation Status
[Swagger 2.0 document](https://swagger.io/docs/specification/2-0/basic-structure/)
Expand Down Expand Up @@ -454,15 +458,14 @@ Besides that, `swag` also accepts aliases for some MIME Types as follows:
## Attribute
```go
// @Param enumstring query string false "string enums" Enums(A, B, C)
// @Param enumint query int false "int enums" Enums(1, 2, 3)
// @Param enumnumber query number false "int enums" Enums(1.1, 1.2, 1.3)
// @Param string query string false "string valid" minlength(5) maxlength(10)
// @Param int query int false "int valid" minimum(1) maximum(10)
// @Param default query string false "string default" default(A)
// @Param collection query []string false "string collection" collectionFormat(multi)
// @Param extensions query []string false "string collection" extensions(x-example=test,x-nullable)
// @Param enumstring query string false "string enums" Enums(A, B, C)
// @Param enumint query int false "int enums" Enums(1, 2, 3)
// @Param enumnumber query number false "int enums" Enums(1.1, 1.2, 1.3)
// @Param string query string false "string valid" minlength(5) maxlength(10)
// @Param int query int false "int valid" minimum(1) maximum(10)
// @Param default query string false "string default" default(A)
// @Param collection query []string false "string collection" collectionFormat(multi)
// @Param extensions query []string false "string collection" extensions(x-example=test,x-nullable)
```
It also works for the struct fields:
Expand Down Expand Up @@ -567,19 +570,19 @@ type DeepObject struct { //in `proto` package
### Add a headers in response
```go
// @Success 200 {string} string "ok"
// @failure 400 {string} string "error"
// @response default {string} string "other error"
// @Header 200 {string} Location "/entity/1"
// @Header 200,400,default {string} Token "token"
// @Header all {string} Token2 "token2"
// @Success 200 {string} string "ok"
// @failure 400 {string} string "error"
// @response default {string} string "other error"
// @Header 200 {string} Location "/entity/1"
// @Header 200,400,default {string} Token "token"
// @Header all {string} Token2 "token2"
```
### Use multiple path params
```go
/// ...
// @Param group_id path int true "Group ID"
// @Param group_id path int true "Group ID"
// @Param account_id path int true "Account ID"
// ...
// @Router /examples/groups/{group_id}/accounts/{account_id} [get]
Expand All @@ -590,7 +593,7 @@ type DeepObject struct { //in `proto` package
```go
/// ...
// @Param group_id path int true "Group ID"
// @Param user_id path int true "User ID"
// @Param user_id path int true "User ID"
// ...
// @Router /examples/groups/{group_id}/user/{user_id}/address [put]
// @Router /examples/user/{user_id}/address [put]
Expand Down
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