From e09f6b4bffbfad0502164881c4b593827a53ad0f Mon Sep 17 00:00:00 2001
From: fiatjaf <fiatjaf@gmail.com>
Date: Fri, 18 Nov 2022 14:16:17 -0300
Subject: [PATCH] fix event extra: create a map when it doesn't exist.

---
 event_extra.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/event_extra.go b/event_extra.go
index 6e29d40..693e099 100644
--- a/event_extra.go
+++ b/event_extra.go
@@ -2,6 +2,9 @@ package nostr
 
 // SetExtra sets an out-of-the-spec value under the given key into the event object.
 func (evt *Event) SetExtra(key string, value any) {
+	if evt.extra == nil {
+		evt.extra = make(map[string]any)
+	}
 	evt.extra[key] = value
 }