Configurability was a major design goal.  Check out the test for examples of how to insert your own leaf generators or wrappers:<p><a href="https:&#x2F;&#x2F;github.com&#x2F;Prismatic&#x2F;schema&#x2F;blob&#x2F;master&#x2F;test&#x2F;clj&#x2F;schema&#x2F;experimental&#x2F;generators_test.clj" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;Prismatic&#x2F;schema&#x2F;blob&#x2F;master&#x2F;test&#x2F;clj&#x2F;sch...</a><p>Does that seem like it will meet your needs?