emit cljs.core.ObjMap.EMPTY when map is empty

clojure · Jun 7, 2012 · 2630b49 · 2630b49
1 parent 08a4a21
commit 2630b49
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/clj/cljs/compiler.clj b/src/clj/cljs/compiler.clj
@@ -349,6 +349,9 @@
   [{:keys [env simple-keys? keys vals]}]
   (emit-wrap env
     (cond
+      (zero? (count keys))
+      (emits "cljs.core.ObjMap.EMPTY")
+
       (and simple-keys? (<= (count keys) obj-map-threshold))
       (emits "cljs.core.ObjMap.fromObject(["
              (comma-sep keys) ; keys