Request

func handler(c *clevergo.Context) error {
	// equals to c.IsMethod(http.MethodGet).
	if c.IsGet() {
	}
	// other shortcuts:
	//c.IsDelete()
	//c.IsPatch()
	//c.IsPost()
	//c.IsPut()
	//c.IsOptions()
	//c.IsAJAX()
	return nil
}

import "github.com/clevergo/form"

type loginForm struct {
	Username string `schema:"username" json:"username"`
	Password string `schema:"password" json:"password"`
}

// Validate implements form.Validatable interface, it will be
// invoked after decoding.
func (f *loginForm) Validate() error {
	// Validates form fields here.
	return nil
}

func login(c *clevergo.Context) error {
	f := new(loginForm)
	if err := c.Decode(f); err != nil {
		return err
	}
	fmt.Printf("%+v\n", f) // &{Username:foo Password:bar}

	return c.Stringf("Hello %s", f.Username)
}

router.Decoder = form.New() // registers a decoder.
router.Post("/login", login)

$ curl -d "username=foo&password=bar" \
	http://localhost:8080/login
hello foo

$ curl -H "Content-Type: application/json" \
	-d '{"username":"foo", "password":"bar"}' \
	http://localhost:8080/login
hello foo