patch 9.0.0502: a closure in a nested loop in a :def function does not work Commit: https://github.com/vim/vim/commit/cc34181f9994d64f8c8fa2f5845eaf0cc963067f Author: Bram Moolenaar <Bram@vim.org> Date: Mon Sep 19 15:54:34 2022 +0100 patch 9.0.0502: a closure in a nested loop in a :def function does not work Problem: A closure in a nested loop in a :def function does not work. Solution: Use an array of loopvars, one per loop level.

Tests for file with some lines ending in CTRL-M, some not

STARTTEST
:set ta tx
:e!
:$-3,$w! test.out
:qa!
ENDTEST

this lines ends in a
this one doesn't
this one does
and the last one doesn't