From 04dd7217dc4d7aa9e855bcfcf72f45e027977898 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Romain=20Tarti=C3=A8re?= <romain@blogreen.org>
Date: Mon, 9 Sep 2024 16:21:24 -1000
Subject: [PATCH] Fix catalog compilation when no `mappings` are passed

Only attempt to compute the longest key of mappings when mappings are
actually passed.
---
 templates/conf.d/map.epp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/templates/conf.d/map.epp b/templates/conf.d/map.epp
index 612bc5eed..8cbb816c0 100644
--- a/templates/conf.d/map.epp
+++ b/templates/conf.d/map.epp
@@ -17,6 +17,7 @@ map <%= $string %> $<%= $name %> {
 <%- $include_files.each |$h| { -%>
   include <%= $h %>;
 <%- } -%>
+<%- unless $mappings.empty { -%>
 
 <%-
 $m = $mappings ? {
@@ -28,4 +29,5 @@ $field_width = $m.map |$x| { $x['key'].length }.max
 <%- $m.each |$h| { -%>
   <%= sprintf("%-*s %s", $field_width, $h['key'], $h['value']) %>;
 <%- } -%>
+<%- } -%>
 }