From 20f3277b03e7acb0c0558ffd6053a023a6e1608a Mon Sep 17 00:00:00 2001
From: dnolen <david.nolen@gmail.com>
Date: Fri, 24 Apr 2020 12:05:03 -0400
Subject: [PATCH] 1.10.740

---
 README.md                         | 6 +++---
 changes.md                        | 2 +-
 src/main/cljs/cljs/core.cljs      | 2 +-
 src/test/cljs/cljs/seqs_test.cljs | 5 +++++
 4 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/README.md b/README.md
index 005102d021..295d8a4fb2 100644
--- a/README.md
+++ b/README.md
@@ -6,14 +6,14 @@ Official web site: http://clojurescript.org
 
 ## Releases and dependency information ##
 
-Latest stable release: 1.10.739
+Latest stable release: 1.10.740
 
 * [All released versions](http://search.maven.org/#search%7Cgav%7C1%7Cg%3A%22org.clojure%22%20AND%20a%3A%22clojurescript%22)
 
 [Leiningen](http://github.com/technomancy/leiningen/) dependency information:
 
 ```
-[org.clojure/clojurescript "1.10.739"]
+[org.clojure/clojurescript "1.10.740"]
 ```
 
 [Maven](http://maven.apache.org) dependency information:
@@ -22,7 +22,7 @@ Latest stable release: 1.10.739
 <dependency>
   <groupId>org.clojure</groupId>
   <artifactId>clojurescript</artifactId>
-  <version>1.10.739</version>
+  <version>1.10.740</version>
 </dependency>
 ```
 
diff --git a/changes.md b/changes.md
index c2b54534dc..0bceec7cb4 100644
--- a/changes.md
+++ b/changes.md
@@ -1,4 +1,4 @@
-## 1.10.739
+## 1.10.740
 
 ### Changes
 * Removed REPL/target support for Rhino, Nashorn, Graaljs
diff --git a/src/main/cljs/cljs/core.cljs b/src/main/cljs/cljs/core.cljs
index 12ada0da52..520603cbd4 100644
--- a/src/main/cljs/cljs/core.cljs
+++ b/src/main/cljs/cljs/core.cljs
@@ -1208,7 +1208,7 @@
 (defn js-iterable?
   "Return true if x has a JavaScript iterator property"
   [x]
-  (gobject/containsKey x ITER_SYMBOL))
+  (not (nil? (js* "~{}[~{}]" x ITER_SYMBOL))))
 
 (defn clone
   "Clone the supplied value which must implement ICloneable."
diff --git a/src/test/cljs/cljs/seqs_test.cljs b/src/test/cljs/cljs/seqs_test.cljs
index 2ecc71449e..2fc52c9053 100644
--- a/src/test/cljs/cljs/seqs_test.cljs
+++ b/src/test/cljs/cljs/seqs_test.cljs
@@ -231,3 +231,8 @@
       (is (= () (rest s)))
       (is (nil? (next s)))
       (is (empty? s)))))
+
+(deftest test-js-iterable?
+  (testing "test that js-iterable? works on ES6 collections and normal values"
+    (is (true? (js-iterable? (js/Set.))))
+    (is (false? (js-iterable? 1)))))