lib/yoti/configuration.rb in yoti-1.9.0 vs lib/yoti/configuration.rb in yoti-1.10.0

@@ -54,10 +54,10 @@
     def validate_required_any(required_configs)
       valid = required_configs.select { |config| config_set?(config) }
 
       return if valid.any?
 
-      config_list = required_configs.map { |conf| '`' + conf + '`' }.join(', ')
+      config_list = required_configs.map { |conf| "`#{conf}`" }.join(', ')
       message = "At least one of the configuration values has to be set: #{config_list}."
       raise ConfigurationError, message
     end
 
     # Raises an error if the setting receives an invalid value