From b3ec594dd44727296266a7d97c0899ad07a35efb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonas=20Sch=C3=A4fer?= <jonas@wielicki.name>
Date: Sat, 8 May 2021 16:31:48 +0200
Subject: util.stanza: add at_top helper

This allows the user to detect whether the cursor is currently
at the top of the stanza. This will be used by util.xmppstream
to be able to port it over.
---
 util/stanza.lua | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/util/stanza.lua b/util/stanza.lua
index 3d4e9e5a..8ec49a39 100644
--- a/util/stanza.lua
+++ b/util/stanza.lua
@@ -136,6 +136,10 @@ function stanza_mt:up()
 	return self;
 end
 
+function stanza_mt:at_top()
+	return self.last_add == nil or #self.last_add == 0
+end
+
 function stanza_mt:reset()
 	self.last_add = nil;
 	return self;
-- 
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