Issue #114 :refer-clojure with reader conditionals

lib/standard-clojure-style.js

@@ -1559,7 +1559,9 @@
         if (!result.referClojure) {
           result.referClojure = {}
         }
-        result.referClojure.exclude = []
+        if (!isArray(result.referClojure.exclude)) {
+          result.referClojure.exclude = []
+        }
         collectReferClojureExcludeSymbols = true
 
       // collect :refer-clojure :exclude symbols

test_format/ns.eno

@@ -1332,3 +1332,24 @@
   (:require
     ["@foo/bar" :rename {Alpha Bravo, Charlie Delta}]))
 --Expected
+
+# GitHub Issue #114 - refer-clojure with reader conditional
+
+> https://github.com/oakmac/standard-clojure-style-js/issues/114
+
+--Input
+(ns com.example.my-app
+#?(:clj
+   (:refer-clojure :exclude [aaa ccc bbb])
+
+   :cljs
+   (:refer-clojure :exclude [ddd aaa])
+   ,))
+--Input
+
+--Expected
+(ns com.example.my-app
+  (:refer-clojure
+    :exclude #?@(:clj [aaa bbb ccc]
+                 :cljs [aaa ddd])))
+--Expected

test_parse_ns/parse_ns.eno

@@ -2041,3 +2041,32 @@
   ]
 }
 --Expected
+
+# GitHub Issue #114 - refer-clojure with reader conditional
+
+> https://github.com/oakmac/standard-clojure-style-js/issues/114
+
+--Input
+(ns com.example.my-app
+#?(:clj
+   (:refer-clojure :exclude [aaa ccc bbb])
+
+   :cljs
+   (:refer-clojure :exclude [ddd aaa])
+   ,))
+--Input
+
+--Expected
+{
+  "nsSymbol": "com.example.my-app",
+  "referClojure": {
+    "exclude": [
+      {"symbol": "aaa", "platform": ":clj"},
+      {"symbol": "aaa", "platform": ":cljs"},
+      {"symbol": "bbb", "platform": ":clj"},
+      {"symbol": "ccc", "platform": ":clj"},
+      {"symbol": "ddd", "platform": ":cljs"}
+    ]
+  }
+}
+--Expected