From 7c796b2d2ad7b2de6ccaf36ad0288a473dd69d4b Mon Sep 17 00:00:00 2001
From: Colin Walters <walters@verbum.org>
Date: Thu, 12 Nov 2009 18:17:58 -0500
Subject: [PATCH] [shellDBus] Avoid sending undefined over DBus

DBus doesn't have a notion of null/undefined, so do the lame
thing and return the empty string.
---
 js/ui/shellDBus.js | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/js/ui/shellDBus.js b/js/ui/shellDBus.js
index 1d998efff..8ff743ecc 100644
--- a/js/ui/shellDBus.js
+++ b/js/ui/shellDBus.js
@@ -48,6 +48,9 @@ GnomeShell.prototype = {
         let success;
         try {
             returnValue = JSON.stringify(eval(code));
+            // A hack; DBus doesn't have null/undefined
+            if (returnValue == undefined)
+                returnValue = "";
             success = true;
         } catch (e) {
             returnValue = JSON.stringify(e);