vim-patch:9.1.0759: screenpos() may return invalid position (#30681)

Problem:  screenpos() may return invalid position
          after switching buffers (Greg Hurrell)
Solution: reset w_leftcol if wrapping has been set
          after copying wrap option

fixes: vim/vim#15792
closes: vim/vim#15803

b065a10e24

Co-authored-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
zeertzjq 2024-10-06 06:49:23 +08:00 committed by GitHub
parent 8801b77ed0
commit 9f26bdc416
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2 changed files with 21 additions and 0 deletions

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@ -5096,6 +5096,12 @@ void clear_winopt(winopt_T *wop)
void didset_window_options(win_T *wp, bool valid_cursor)
{
// Set w_leftcol or w_skipcol to zero.
if (wp->w_p_wrap) {
wp->w_leftcol = 0;
} else {
wp->w_skipcol = 0;
}
check_colorcolumn(wp);
briopt_check(wp);
fill_culopt_flags(NULL, wp);

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@ -279,6 +279,21 @@ func Test_screenpos_number()
bwipe!
endfunc
func Test_screenpos_edit_newfile()
new
20vsp
setl nowrap
call setline(1, 'abcdefghijklmnopqrstuvwxyz')
call cursor(1, 10)
norm! 5zl
call assert_equal(#{col: 5, row: 1, endcol: 5, curscol: 5}, screenpos(win_getid(), 1, 10))
enew!
call assert_equal(1, &l:wrap)
call assert_equal(#{col: 1, row: 1, endcol: 1, curscol: 1}, screenpos(win_getid(), 1, 1))
bwipe!
endfunc
" Save the visual start character position
func SaveVisualStartCharPos()
call add(g:VisualStartPos, getcharpos('v'))