From 609dbf6a819a736818e9caa03893850f14453d84 Mon Sep 17 00:00:00 2001
From: siikamiika <siikamiika@users.noreply.github.com>
Date: Thu, 15 Aug 2019 15:35:23 +0300
Subject: [PATCH] ensure that content is iterable

---
 ext/fg/js/source.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ext/fg/js/source.js b/ext/fg/js/source.js
index cbf0ce7d..bbf00e30 100644
--- a/ext/fg/js/source.js
+++ b/ext/fg/js/source.js
@@ -240,7 +240,7 @@ class TextSourceElement {
 
         let consumed = 0;
         let content = '';
-        for (let currentChar of this.content) {
+        for (let currentChar of this.content || '') {
             if (consumed >= length) {
                 break;
             } else if (!currentChar.match(IGNORE_TEXT_PATTERN)) {