From 3797ae30ccbf7cd80835b65cbc97ad7d9d5468ff Mon Sep 17 00:00:00 2001
From: mitchell <70453897+667e-11@users.noreply.github.com>
Date: Mon, 5 Sep 2016 18:22:20 -0400
Subject: Better error handling in filter-through;
 modules/textadept/editing.lua

---
 modules/textadept/editing.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'modules')

diff --git a/modules/textadept/editing.lua b/modules/textadept/editing.lua
index 238db220..3224a560 100644
--- a/modules/textadept/editing.lua
+++ b/modules/textadept/editing.lua
@@ -515,10 +515,10 @@ function M.filter_through(command)
     -- Use the whole buffer as input.
     buffer:target_whole_document()
   end
-  local p = spawn(command)
+  local p = assert(spawn(command))
   p:write(buffer.target_text)
   p:close()
-  buffer:replace_target(p:read('*a'):iconv('UTF-8', _CHARSET))
+  buffer:replace_target((p:read('*a') or ''):iconv('UTF-8', _CHARSET))
   if s ~= e then
     buffer:set_sel(buffer.target_start, buffer.target_end)
   else
-- 
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