CLJS-1700: Support clojure.* aliasing when not in vector

Author: anmonteiro

src/main/clojure/cljs/analyzer.cljc

@@ -1925,14 +1925,14 @@
       possible."
      [args]
      (letfn [(process-spec [maybe-spec]
-               (if (sequential? maybe-spec)
-                 (let [[lib & xs] maybe-spec]
-                   (if (aliasable-clj-ns? lib)
-                     (let [lib' (clj-ns->cljs-ns lib)
-                           spec (cons lib' xs)]
-                       [spec (list lib' :as lib)])
-                     [maybe-spec]))
-                 [maybe-spec]))
+               (let [[lib & xs] (if (sequential? maybe-spec)
+                                  maybe-spec
+                                  [maybe-spec])]
+                 (if (and (symbol? lib) (aliasable-clj-ns? lib))
+                   (let [lib' (clj-ns->cljs-ns lib)
+                         spec (cons lib' xs)]
+                     (into (if xs [spec] []) [(list lib' :as lib)]))
+                   [maybe-spec])))
              (process-form [[k & specs :as form]]
                (if (#{:use :require} k)
                  (cons k (mapcat process-spec specs))

src/test/clojure/cljs/analyzer_tests.clj

@@ -285,7 +285,12 @@
               (:require (clojure.spec :as s) :reload)))
          '((:refer-clojure :exclude [first])
            (:require-macros (bar :refer [quux]) :reload)
-           (:require (cljs.spec :as s) (cljs.spec :as clojure.spec) :reload)))))
+           (:require (cljs.spec :as s) (cljs.spec :as clojure.spec) :reload))))
+  (is (= (a/rewrite-cljs-aliases
+           '((:require-macros (bar :refer [quux]) :reload)
+             (:require clojure.spec :reload)))
+         '((:require-macros (bar :refer [quux]) :reload)
+           (:require (cljs.spec :as clojure.spec) :reload)))))
 
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