cljs.spec.alpha/*

macropreviously cljs.spec/* clojure.spec.alpha/*Edit
(* pred-form)

Source docstring:
Returns a regex op that matches zero or more values matching
pred. Produces a vector of matches iff there is at least one match
Source code @ clojurescript:src/main/cljs/cljs/spec/alpha.cljc
(defmacro *
  [pred-form]
  `(rep-impl '~(res &env pred-form) ~pred-form))