patch 8.0.0388: filtering lines changes folds commit https://github.com/vim/vim/commit/1159b168dd94c1a25b4284c6544de385855df6f6 Author: Bram Moolenaar <Bram@vim.org> Date: Tue Feb 28 21:53:56 2017 +0100 patch 8.0.0388: filtering lines changes folds Problem: filtering lines through "cat", without changing the line count, changes manual folds. Solution: Change how marks and folds are adjusted. (Matthew Malcomson, from neovim #6194.

, foo
keyword keyword
all your base 
are belong to vim
1 2 3 4 5 7
'i'   <-- should be 3 ' '
'C'   <-- should be 3 ' '
'a'    <-- should be 4 ' '
'A'<-- should be 0 ' '
'D'   <-- 'D' should be intact
this is a test
this is a test
this is a test
"r"    x<-- should be 'x'
"r"  x  <-- should be '  x  '
[This line should contain only the text between the brackets.]
   v   i   m   <-- should show the name of a noted text editor
    6   .   0   <-- and its version number

a
a
a