Handle errors reading or parsing manifest file

18F · Dec 23, 2021 · df1a527 · df1a527
1 parent b5ff408
commit df1a527
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/app/helpers/script_helper.rb b/app/helpers/script_helper.rb
@@ -43,7 +43,11 @@ def render_javascript_pack_once_tags(*names)
   private
 
   def manifest
-    @manifest ||= JSON.parse(File.read(MANIFEST_PATH))
+    @manifest ||= begin
+      JSON.parse(File.read(MANIFEST_PATH))
+    rescue JSON::ParserError, Errno::ENOENT
+      {}
+    end
   end
 end
 # rubocop:enable Rails/HelperInstanceVariable