From 50243bb0bc405d84b6961a270e95b8bca6d476df Mon Sep 17 00:00:00 2001
From: Ziggy Jonsson <ziggy.jonsson.nyc@gmail.com>
Date: Tue, 30 Jan 2018 18:53:58 -0500
Subject: [PATCH] Don't break if an optional value is `undefined` or `null`

---
 lib/shred.js        | 2 +-
 test/integration.js | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/shred.js b/lib/shred.js
index 595e007d..b1a0b68e 100644
--- a/lib/shred.js
+++ b/lib/shred.js
@@ -79,7 +79,7 @@ function shredRecordInternal(fields, record, data, rlvl, dlvl) {
 
     // fetch values
     let values = [];
-    if (record && (fieldName in record)) {
+    if (record && (fieldName in record) && record[fieldName] !== undefined && record[fieldName] !== null) {
       if (record[fieldName].constructor === Array) {
         values = record[fieldName];
       } else {
diff --git a/test/integration.js b/test/integration.js
index 58bda015..5cfb2089 100644
--- a/test/integration.js
+++ b/test/integration.js
@@ -68,6 +68,7 @@ function mkTestRows(opts) {
     rows.push({
       name: 'kiwi',
       price: 4.2,
+      quantity: undefined,
       day: new Date('2017-11-26'),
       date: new Date(TEST_VTIME + 8000 * i),
       finger: "FNORD",