CLJS-2890: fspec role in problem path is not useful

Author: mfikes

src/main/cljs/cljs/spec/alpha.cljs

@@ -320,7 +320,7 @@
   (let [specs (get-spec v)]
     (when-let [arg-spec (:args specs)]
       (when (invalid? (conform arg-spec args))
-        (let [ed (assoc (explain-data* arg-spec [:args]
+        (let [ed (assoc (explain-data* arg-spec []
                           (if-let [name (spec-name arg-spec)] [name] []) [] args)
                    ::args args)]
           (throw (ex-info

src/main/cljs/cljs/spec/test/alpha.cljs

@@ -95,7 +95,7 @@
                                         (get-host-port)
                                         (.-stack (js/Error.))
                                         (get-env) nil))
-                             ed (merge (assoc (s/explain-data* spec [role] [] [] data)
+                             ed (merge (assoc (s/explain-data* spec [] [] [] data)
                                          ::s/fn (->sym v)
                                          ::s/args args
                                          ::s/failure :instrument)