From 437c55b286a2aa841fa4804c806d71fe7e61c325 Mon Sep 17 00:00:00 2001
From: Dan Stillman <dstillman@zotero.org>
Date: Mon, 26 Dec 2016 15:17:19 -0500
Subject: [PATCH] Object.values() polyfill for <Fx47 after 269e2f8b

Zotero for Windows is still built with Fx45, so we need a polyfill for
Object.values().
---
 chrome/content/zotero/xpcom/zotero.js |  2 ++
 resource/polyfill.js                  | 10 ++++++++++
 2 files changed, 12 insertions(+)
 create mode 100644 resource/polyfill.js

diff --git a/chrome/content/zotero/xpcom/zotero.js b/chrome/content/zotero/xpcom/zotero.js
index 9b6ae6920..e01bc74b7 100644
--- a/chrome/content/zotero/xpcom/zotero.js
+++ b/chrome/content/zotero/xpcom/zotero.js
@@ -30,6 +30,8 @@ Components.utils.import("resource://gre/modules/Services.jsm");
 Components.utils.import("resource://gre/modules/osfile.jsm");
 Components.utils.import("resource://gre/modules/PluralForm.jsm");
 
+Services.scriptloader.loadSubScript("resource://zotero/polyfill.js");
+
 /*
  * Core functions
  */
diff --git a/resource/polyfill.js b/resource/polyfill.js
new file mode 100644
index 000000000..1fa7339f5
--- /dev/null
+++ b/resource/polyfill.js
@@ -0,0 +1,10 @@
+if (!Object.values) {
+	const reduce = Function.bind.call(Function.call, Array.prototype.reduce);
+	const isEnumerable = Function.bind.call(Function.call, Object.prototype.propertyIsEnumerable);
+	const concat = Function.bind.call(Function.call, Array.prototype.concat);
+	const keys = Reflect.ownKeys;
+	
+	Object.values = function values(O) {
+		return reduce(keys(O), (v, k) => concat(v, typeof k === 'string' && isEnumerable(O, k) ? [O[k]] : []), []);
+	};
+}