# spec

  - [[spec Getting started|Getting started]]
  - [[spec Predicates|Predicates]]
  - [[spec Registry|Registry]]
  - [[spec Composing predicates|Composing predicates]]
  - [[spec Explain|Explain]]
  - [[spec Entity Maps|Entity Maps]]
  - [[spec multi-spec|multi-spec]]
  - [[spec Collections|Collections]]
  - [[spec Sequences|Sequences]]
  - [[Using spec for validation]]
  - [[Specing functions]]
  - [[Higher order functions]]
  - [[spec Macros|Macros]]
  - [[A game of cards]]
  - [[spec Generators|Generators]]


<code clojure>
(spec/instrument-all)
;; (spec/unstrument-all)
</code>

## Links

- https://clojure.org/guides/spec
- https://johngrib.github.io/wiki/clojure/guide/spec/#more-information
- https://www.youtube.com/watch?v=xLB8Xgt8lpA