From d937f14265e28b1594bdac8558c014d19bdff67a Mon Sep 17 00:00:00 2001
From: Max Brunsfeld <maxbrunsfeld@gmail.com>
Date: Tue, 21 Aug 2018 15:09:48 -0700
Subject: [PATCH] Fix off-by-one error that was masked by TextMateLanguageMode

TextMateLanguageMode.isRowCommented would return `undefined` instead of
`false` for out-of-bounds rows.
---
 src/text-editor.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/text-editor.js b/src/text-editor.js
index ba063f7f0..3616db28c 100644
--- a/src/text-editor.js
+++ b/src/text-editor.js
@@ -4843,7 +4843,7 @@ class TextEditor {
 
     let endRow = bufferRow
     const rowCount = this.getLineCount()
-    while (endRow < rowCount) {
+    while (endRow + 1 < rowCount) {
       if (!NON_WHITESPACE_REGEXP.test(this.lineTextForBufferRow(endRow + 1))) break
       if (languageMode.isRowCommented(endRow + 1) !== isCommented) break
       endRow++