added edit server function.

channel.go

@@ -145,7 +145,7 @@ func (c Channel) FetchMessage(id string) (*Message, error) {
 }
 
 // Edit channel.
-func (c *Channel) Edit(ec *EditChannel) error {
+func (c Channel) Edit(ec *EditChannel) error {
 	data, err := json.Marshal(ec)
 
 	if err != nil {

server.go

@@ -1,6 +1,7 @@
 package revoltgo
 
 import (
+	"encoding/json"
 	"time"
 
 	"github.com/oklog/ulid/v2"
@@ -51,3 +52,20 @@ func (c *Server) CalculateCreationDate() error {
 	c.CreatedAt = time.UnixMilli(int64(ulid.Time()))
 	return nil
 }
+
+// Edit server.
+func (c Server) Edit(es *EditServer) error {
+	data, err := json.Marshal(es)
+
+	if err != nil {
+		return err
+	}
+
+	_, err = c.Client.Request("PATCH", "/servers/"+c.Id, data)
+
+	if err != nil {
+		return err
+	}
+
+	return nil
+}