Append trailing newline to multiple and rectangular selection input for `filter_through()`.

This fixes issues for commands like `tac` (print in reverse).

1 files changed, 1 insertions, 1 deletions

diff --git a/modules/textadept/editing.lua b/modules/textadept/editing.lua
index 4b619ab7..c17d35e9 100644
--- a/modules/textadept/editing.lua
+++ b/modules/textadept/editing.lua
@@ -624,7 +624,7 @@ function M.filter_through(command)
     for i = 1, buffer.selections do
       inout[#inout + 1] = buffer:text_range(buffer.selection_n_start[i], buffer.selection_n_end[i])
     end
-    inout = table.concat(inout, '\n')
+    inout = table.concat(inout, '\n') .. '\n'
   end
   for i = 1, #commands do
     local p = assert(os.spawn(commands[i]:match('^%s*(.-)%s*$')))