From 479837e5f2abc187511334688c250b3543082282 Mon Sep 17 00:00:00 2001
From: peacechen <github@ghpc.33mail.com>
Date: Mon, 12 Jul 2021 10:18:59 -0500
Subject: [PATCH] Use keyExtractor in onChange() (#140)

---
 index.js | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/index.js b/index.js
index e8224b7..a7ece24 100644
--- a/index.js
+++ b/index.js
@@ -83,9 +83,9 @@ const defaultProps = {
     onChange:                       () => {},
     onModalOpen:                    () => {},
     onModalClose:                   () => {},
-    keyExtractor:                   (item) => item.key,
-    labelExtractor:                 (item) => item.label,
-    componentExtractor:             (item) => item.component,
+    keyExtractor:                   (item) => item && item.key,
+    labelExtractor:                 (item) => item && item.label,
+    componentExtractor:             (item) => item && item.component,
     listType:                       'SCROLLVIEW',
     visible:                        false,
     closeOnChange:                  true,
@@ -175,7 +175,8 @@ export default class ModalSelector extends React.Component {
     }
 
     onChange = (item) => {
-        if (!item || item.key == null) { // == coercion
+        const key = this.props.keyExtractor(item);
+        if (!item || key == null) { // == coercion
           return;
         }
         this.props.onChange(item);