From dd58fbf457d5e1d7e58b1156fa6ef9607ab61f85 Mon Sep 17 00:00:00 2001
From: Dominik Biedebach <dominik@bdbch.com>
Date: Fri, 30 Sep 2022 04:36:20 +0200
Subject: [PATCH] fix(extension/link): :bug: fix last word value not being
 passed through when undefined

---
 packages/extension-link/src/helpers/autolink.ts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/packages/extension-link/src/helpers/autolink.ts b/packages/extension-link/src/helpers/autolink.ts
index d089e7b12..6a8c5e035 100644
--- a/packages/extension-link/src/helpers/autolink.ts
+++ b/packages/extension-link/src/helpers/autolink.ts
@@ -89,9 +89,18 @@ export function autolink(options: AutolinkOptions): Plugin {
 
         if (textBlock && textBeforeWhitespace) {
           const wordsBeforeWhitespace = textBeforeWhitespace.split(' ').filter(s => s !== '')
+
+          if (wordsBeforeWhitespace.length <= 0) {
+            return false
+          }
+
           const lastWordBeforeSpace = wordsBeforeWhitespace[wordsBeforeWhitespace.length - 1]
           const lastWordAndBlockOffset = textBlock.pos + textBeforeWhitespace.lastIndexOf(lastWordBeforeSpace)
 
+          if (!lastWordBeforeSpace) {
+            return false
+          }
+
           find(lastWordBeforeSpace)
             .filter(link => link.isLink)
             .filter(link => {