schema_base.rb in cocina-models-0.58.0

- old
+ new

@@ -19,13 +19,23 @@
 
       def name
         key || schema_doc.name
       end
 
+      # Allows non-required values to not be provided. This allows smaller
+      # requests as not every field needs to be present.
       def omittable
         return '' if required
 
         '.meta(omittable: true)'
+      end
+
+      # Allows non-required values to be set to nil. This is useful when doing
+      # an update and you want to clear out a value.
+      def optional
+        return '' if required
+
+        '.optional'
       end
 
       def quote(item)
         return item unless schema_doc.type == 'string'
 