From 333d0b39fd358a64edfcf11ea52306550e0ddf66 Mon Sep 17 00:00:00 2001
From: Thomas Lambert <dev@tlambert.be>
Date: Tue, 2 May 2023 12:19:12 +0200
Subject: [PATCH] fix: no empty file when image paste fail (closes #131)

---
 lua/telekasten.lua | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lua/telekasten.lua b/lua/telekasten.lua
index 461797e..e421fd5 100644
--- a/lua/telekasten.lua
+++ b/lua/telekasten.lua
@@ -403,7 +403,9 @@ local function imgFromClipboard()
     local relpath = make_relative_path(vim.fn.expand("%:p"), png, "/")
 
     local result = os.execute(get_paste_command(pngdir, pngname))
-    if not result then
+    if not result or result > 0 then
+        -- Remove empty file created by previous command if failed
+        os.execute("rm " .. pngdir .. "/" .. pngname)
         vim.api.nvim_err_writeln(
             string.format(
                 "Unable to write image %s. Is there an image on the clipboard? See also issue 131",