event_packet: Fixed bug caused by the second trailing delimiter in a message like ((Remove :01 goofs!*))

client_test.go

@@ -299,3 +299,36 @@ func TestClient(t *testing.T) {
 		t.Logf("Log[%d] = %#+v", i, logLine)
 	}
 }
+
+// TestParenthesesBug tests that the bugfix causing `((Remove :01 goofs!*))` to be parsed as an empty message. It was
+// initially thought to be caused by the parentheses (like a hidden m_roleplay NPC attribution removal), hence the name
+// for this function.
+func TestParenthesesBug(t *testing.T) {
+	gotMessage := true
+
+	client := irc.New(context.Background(), irc.Config{
+		Nick: "Stuff",
+	})
+
+	irc.Handle(func(event *irc.Event, client *irc.Client) {
+		if event.Name() == "packet.privmsg" || event.Nick == "Dante" {
+			gotMessage = true
+
+			if event.Text != "((Remove :01 goofs!*))" {
+				t.Errorf("Expected: %#+v", "((Remove :01 goofs!*))")
+				t.Errorf("Result:   %#+v", event.Text)
+			}
+		}
+	})
+
+	packet, err := irc.ParsePacket("@example/tag=32; :Dante!TheBeans@captain.purple.beans PRIVMSG Stuff :((Remove :01 goofs!*))")
+	if err != nil {
+		t.Error("Parse", err)
+	}
+
+	client.EmitSync(context.Background(), packet)
+
+	if !gotMessage {
+		t.Error("Message was not received")
+	}
+}

event_packet.go

@@ -2,6 +2,7 @@ package irc
 
 import (
 	"errors"
+	"fmt"
 	"strings"
 	"time"
 )
@@ -63,7 +64,7 @@ func ParsePacket(line string) (Event, error) {
 	}
 
 	// Parse body
-	split := strings.Split(line, " :")
+	split := strings.SplitN(line, " :", 2)
 	tokens := strings.Split(split[0], " ")
 
 	if len(split) == 2 {
@@ -73,6 +74,8 @@ func ParsePacket(line string) (Event, error) {
 	event.verb = tokens[0]
 	event.Args = tokens[1:]
 
+	fmt.Printf("%#+v\n", split)
+
 	// Parse CTCP
 	if (event.verb == "PRIVMSG" || event.verb == "NOTICE") && strings.HasPrefix(event.Text, "\x01") {
 		verbtext := strings.SplitN(strings.Replace(event.Text, "\x01", "", 2), " ", 2)