From d9046cccc7a3b380f620c3ea27213abb2e223bd9 Mon Sep 17 00:00:00 2001
From: Oliver Joseph Ash <oliverjash@icloud.com>
Date: Sat, 9 Nov 2013 20:33:43 +0000
Subject: [PATCH] update: Throw error if there is one

Beforehand, if there was no entity but there was an error, that error would not be propagated (via the callback).
---
 lib/mongodb-engine.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/lib/mongodb-engine.js b/lib/mongodb-engine.js
index 9a245ac..7e60f36 100644
--- a/lib/mongodb-engine.js
+++ b/lib/mongodb-engine.js
@@ -102,6 +102,10 @@ module.exports = function (collection, engineOptions) {
     delete updateObject[options.idProperty]
     collection.findAndModify(castIdProperty(query), [['_id', 'asc']], updateData,
       { 'new': true }, function (error, entity) {
+        
+      if (error) {
+        return callback(error)
+      }
 
       if (!entity) {
         callback(new Error('No object found with \'' + options.idProperty +
@@ -109,7 +113,7 @@ module.exports = function (collection, engineOptions) {
       } else {
         entity = objectIdToString(entity)
         self.emit('afterUpdate', entity)
-        callback(error, entity)
+        callback(null, entity)
       }
     })
   }
@@ -225,4 +229,4 @@ module.exports = function (collection, engineOptions) {
     , idProperty: options.idProperty
     , idType: ObjectID
     })
-}
\ No newline at end of file
+}