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authorKim Alvefur <zash@zash.se>2024-07-11 15:24:19 +0200
committerKim Alvefur <zash@zash.se>2024-07-11 15:24:19 +0200
commitbb278430cf13e3fbbdf0d36a5884c74a067e4a86 (patch)
tree3cb957e684cd52a6acdb0c081f3dfc9180401ad0 /teal-src
parentca417ab7767b3ba8f62bdbdbd51f306f159375ea (diff)
downloadprosody-bb278430cf13e3fbbdf0d36a5884c74a067e4a86.tar.gz
prosody-bb278430cf13e3fbbdf0d36a5884c74a067e4a86.zip
util.xtemplate: Fix error on applying each() to zero stanzas
Backport of 1f93e4f78c53
Diffstat (limited to 'teal-src')
-rw-r--r--teal-src/util/xtemplate.tl5
1 files changed, 4 insertions, 1 deletions
diff --git a/teal-src/util/xtemplate.tl b/teal-src/util/xtemplate.tl
index b3bdc400..cdc913bf 100644
--- a/teal-src/util/xtemplate.tl
+++ b/teal-src/util/xtemplate.tl
@@ -46,7 +46,10 @@ local function render(template : string, root : st.stanza_t, escape : escape_t,
if tmpl then tmpl = s_sub(tmpl, 2, -2); end
if args then args = s_sub(args, 2, -2); end
- if func == "each" and tmpl and st.is_stanza(value) then
+ if func == "each" and tmpl then
+ if not st.is_stanza(value) then
+ return "";
+ end
if not args then value, args = root, path; end
local ns, name = s_match(args, "^(%b{})(.*)$");
if ns then ns = s_sub(ns, 2, -2); else name, ns = args, nil; end