How is using a function not sweeping domain complexity under a rug? A complaint was that the data-driven development approach created a _poor_ DSL and then a n

How is using a function not sweeping domain complexity under a rug? A complaint was that the data-driven development approach created a _poor_ DSL and then a non-DDD solution didn’t use a DSL at all… What would a solution using a good DSL look like, and how would it differ from the DDD-based approach?