From 1ae73e2d1c328a6181f4ebaebfc273e1d1c8d59d Mon Sep 17 00:00:00 2001 From: Sean Dewar Date: Tue, 18 Jan 2022 12:22:54 +0000 Subject: vim-patch:8.2.0175: crash when removing list element in map() Problem: Crash when removing list element in map(). Solution: Lock the list. (closes vim/vim#2652) https://github.com/vim/vim/commit/db661fb95dc41b7a9438cf3cd4e77f8410bc81c0 --- src/nvim/testdir/test_filter_map.vim | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'src/nvim/testdir') diff --git a/src/nvim/testdir/test_filter_map.vim b/src/nvim/testdir/test_filter_map.vim index a52a66ac2f..1cd3a2287b 100644 --- a/src/nvim/testdir/test_filter_map.vim +++ b/src/nvim/testdir/test_filter_map.vim @@ -88,4 +88,14 @@ func Test_map_filter_fails() call assert_fails("let l = filter('abc', '\"> \" . v:val')", 'E896:') endfunc +func Test_map_and_modify() + let l = ["abc"] + " cannot change the list halfway a map() + call assert_fails('call map(l, "remove(l, 0)[0]")', 'E741:') + + let d = #{a: 1, b: 2, c: 3} + call assert_fails('call map(d, "remove(d, v:key)[0]")', 'E741:') + call assert_fails('echo map(d, {k,v -> remove(d, k)})', 'E741:') +endfunc + " vim: shiftwidth=2 sts=2 expandtab -- cgit