From d9bbb2fad42f4652e418209686045897a8f61675 Mon Sep 17 00:00:00 2001
From: A Farzat <a@farzat.xyz>
Date: Wed, 18 May 2022 10:44:40 +0900
Subject: Confirm text is not empty before checking newline

checking text[-1] when text is empty causes an error.
---
 edit.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/edit.py b/edit.py
index 5075ddc..bbabb7e 100644
--- a/edit.py
+++ b/edit.py
@@ -68,7 +68,7 @@ def read_file(buf):
         with open(FILE) as f:
             text = f.read()
 
-        if text[-1] == "\n":
+        if text and text[-1] == "\n":
             text = text[:-1]  # remove trailing newline if exists.
         if FENCED:
             text = "```\n" + text + "\n```"
-- 
cgit v1.2.3-70-g09d2