From c4fa45266f2d4716a9dd5501984192d94724a62d Mon Sep 17 00:00:00 2001
From: Rory McNicholl <rory.mcnicholl@london.ac.uk>
Date: Fri, 19 Jan 2024 19:07:14 +0000
Subject: [PATCH] add safe nav for 'array_of_hash' (#511)

---
 .../shared/ubiquity/search_display/_show_array_hash.html.erb  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/views/shared/ubiquity/search_display/_show_array_hash.html.erb b/app/views/shared/ubiquity/search_display/_show_array_hash.html.erb
index dfae83f74..1e03d190a 100644
--- a/app/views/shared/ubiquity/search_display/_show_array_hash.html.erb
+++ b/app/views/shared/ubiquity/search_display/_show_array_hash.html.erb
@@ -1,4 +1,4 @@
-<% array_size = (array_of_hash.size <= 5 ? array_of_hash.size - 1 : 4) %>
+<% array_size = (array_of_hash&.size <= 5 ? array_of_hash.size - 1 : 4) %>
 <% array_of_hash.each_with_index do |hash, index| %>
   <% if index <= 4 %>
     <span itemprop='<%= "#{attr_name}" %>'>
@@ -56,4 +56,4 @@
         <% end %>
     </span>
   <% end %>
-<% end %>
\ No newline at end of file
+<% end %>