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fix(extmarks): redraw pre-undo position (#27437)

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Problem:
Virtual text not redrawn properly after undo moves its extmark.

Solution:
Redraw the moved extmark's pre-undo position.
This commit is contained in:
zeertzjq 2024-02-12 21:24:28 +08:00 committed by GitHub
parent 597ecf7516
commit 2d9e063a63
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GPG Key ID: B5690EEEBB952194
3 changed files with 45 additions and 3 deletions
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6
src/nvim/extmark.c
View File

@ -116,6 +116,12 @@ static void extmark_setraw(buf_T *buf, uint64_t mark, int row, colnr_T col, bool
return;
}
// Only the position before undo needs to be redrawn here,
// as the position after undo should be marked as changed.
if (!invalid && mt_decor_any(key) && key.pos.row != row) {
decor_redraw(buf, key.pos.row, key.pos.row, key.pos.col, mt_decor(key));
}
int row1 = 0;
int row2 = 0;
if (invalid) {

4
src/nvim/undo.c
View File

@ -2390,9 +2390,7 @@ static void u_undoredo(bool undo, bool do_buf_event)
// When text has been changed, possibly the start of the next line
// may have SpellCap that should be removed or it needs to be
// displayed. Schedule the next line for redrawing just in case.
// Also just in case the line had a sign which needs to be removed.
if ((spell_check_window(curwin) || buf_meta_total(curbuf, kMTMetaSignText))
&& bot <= curbuf->b_ml.ml_line_count) {
if (spell_check_window(curwin) && bot <= curbuf->b_ml.ml_line_count) {
redrawWinline(curwin, bot);
}

38
test/functional/ui/decorations_spec.lua
View File

@ -2230,6 +2230,44 @@ describe('extmark decorations', function()
]]}
end)
it('virtual text is drawn correctly after delete and undo #27368', function()
insert('aaa\nbbb\nccc\nddd\neee')
command('vsplit')
api.nvim_buf_set_extmark(0, ns, 2, 0, { virt_text = {{'EOL'}} })
feed('3gg')
screen:expect{grid=[[
aaa │aaa |
bbb │bbb |
^ccc EOL │ccc EOL |
ddd │ddd |
eee │eee |
{1:~ }│{1:~ }|*8
{41:[No Name] [+] }{40:[No Name] [+] }|
|
]]}
feed('dd')
screen:expect{grid=[[
aaa │aaa |
bbb │bbb |
^ddd EOL │ddd EOL |
eee │eee |
{1:~ }│{1:~ }|*9
{41:[No Name] [+] }{40:[No Name] [+] }|
|
]]}
command('silent undo')
screen:expect{grid=[[
aaa │aaa |
bbb │bbb |
^ccc EOL │ccc EOL |
ddd │ddd |
eee │eee |
{1:~ }│{1:~ }|*8
{41:[No Name] [+] }{40:[No Name] [+] }|
|
]]}
end)
it('works with both hl_group and sign_hl_group', function()
screen:try_resize(screen._width, 3)
insert('abcdefghijklmn')