don't overwrite base command

irc/client.go

@@ -55,7 +55,7 @@ func (c *Client) readConn(recv <-chan string) {
 			continue
 		}
 
-		m.SetBase(c)
+		m.SetClient(c)
 		c.server.commands <- m
 	}
 }

irc/commands.go

@@ -9,7 +9,7 @@ import (
 
 type editableCommand interface {
 	Command
-	SetBase(*Client)
+	SetClient(*Client)
 }
 
 type parseCommandFunc func([]string) (editableCommand, error)
@@ -42,8 +42,8 @@ func (command *BaseCommand) Client() *Client {
 	return command.client
 }
 
-func (command *BaseCommand) SetBase(c *Client) {
-	*command = BaseCommand{c}
+func (command *BaseCommand) SetClient(c *Client) {
+	command.client = c
 }
 
 func (command *BaseCommand) Source() Identifier {

irc/server.go

@@ -202,9 +202,8 @@ func (m *JoinCommand) HandleServer(s *Server) {
 	c := m.Client()
 
 	if m.zero {
-		cmd := &PartCommand{
-			BaseCommand: BaseCommand{c},
-		}
+		cmd := &PartCommand{}
+		cmd.SetClient(c)
 		for channel := range c.channels {
 			channel.commands <- cmd
 		}