From 92ec8d5b3ed04a6ba8c3c5a7ede268769a442806 Mon Sep 17 00:00:00 2001
From: Rufus Pollock <rufus.pollock@okfn.org>
Date: Sat, 21 Apr 2012 22:48:33 +0100
Subject: [PATCH] [backend/memory,bugfix][xs]: fix error on memory filtering
 when field value is null (cannot call toString).

---
 src/backend/memory.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/backend/memory.js b/src/backend/memory.js
index f79991e8..adf06bab 100644
--- a/src/backend/memory.js
+++ b/src/backend/memory.js
@@ -158,7 +158,8 @@ this.recline.Backend = this.recline.Backend || {};
           _.each(terms, function(term) {
             var foundmatch = false;
             dataset.fields.each(function(field) {
-              var value = rawdoc[field.id].toString();
+              var value = rawdoc[field.id];
+              if (value !== null) { value = value.toString(); }
               // TODO regexes?
               foundmatch = foundmatch || (value === term);
               // TODO: early out (once we are true should break to spare unnecessary testing)