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vim-patch:9.1.1762: completion: selected item not cleared on <BS> with 'ac'

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Problem:  completion: selected item not cleared on backspace when
          'autocomplete' is set
Solution: Clear the selected item (Girish Palya)

closes: vim/vim#18260

5c9b71d63c

Co-authored-by: Girish Palya <girishji@gmail.com>
This commit is contained in:
zeertzjq
2025-09-16 20:46:43 +08:00
parent 4f9d47bd90
commit 051b8b88c8
3 changed files with 24 additions and 0 deletions
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4
runtime/doc/insert.txt
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@@ -1368,6 +1368,8 @@ In the first state these keys have a special meaning:
<BS> and CTRL-H Delete one character, find the matches for the word before
the cursor. This reduces the list of matches, often to one
entry, and switches to the second state.
When 'autocomplete' is set, clears the selected item in the
menu.
Any non-special character:
Stop completion without changing the match and insert the
typed character.
@@ -1375,6 +1377,8 @@ Any non-special character:
In the second and third state these keys have a special meaning:
<BS> and CTRL-H Delete one character, find the matches for the shorter word
before the cursor. This may find more matches.
When 'autocomplete' is set, clears the selected item in the
menu.
CTRL-L Add one character from the current match, may reduce the
number of matches.
any printable, non-white character:

5
src/nvim/insexpand.c
View File

@@ -2197,6 +2197,11 @@ int ins_compl_bs(void)
compl_leader = cbuf_to_string(line + compl_col,
(size_t)(p_off - (ptrdiff_t)compl_col));
// Clear selection if a menu item is currently selected in autocompletion
if (compl_autocomplete && compl_first_match) {
compl_shown_match = compl_first_match;
}
ins_compl_new_leader();
if (compl_shown_match != NULL) {
// Make sure current match is not a hidden item.

15
test/old/testdir/test_ins_complete.vim
View File

@@ -5359,6 +5359,21 @@ func Test_autocomplete_trigger()
call feedkeys("Sazx\<Left>\<BS>\<F2>\<Esc>0", 'tx!')
call assert_equal(['and', 'afoo'], b:matches->mapnew('v:val.word'))
" Test 6: <BS> should clear the selected item
%d
call setline(1, ["foobarfoo", "foobar", "foobarbaz"])
call feedkeys("Gofo\<C-N>\<C-N>\<F2>\<F3>\<Esc>0", 'tx!')
call assert_equal(['foobarbaz', 'foobar', 'foobarfoo'], b:matches->mapnew('v:val.word'))
call assert_equal(1, b:selected)
call feedkeys("Sfo\<C-N>\<C-N>\<BS>\<F2>\<F3>\<Esc>0", 'tx!')
call assert_equal(['foobarbaz', 'foobar', 'foobarfoo'], b:matches->mapnew('v:val.word'))
call assert_equal(-1, b:selected)
call assert_equal('fooba', getline(4))
call feedkeys("Sfo\<C-N>\<C-N>\<BS>\<C-N>\<F2>\<F3>\<Esc>0", 'tx!')
call assert_equal(['foobarbaz', 'foobar', 'foobarfoo'], b:matches->mapnew('v:val.word'))
call assert_equal(0, b:selected)
call assert_equal('foobarbaz', getline(4))
bw!
call Ntest_override("char_avail", 0)
delfunc NonKeywordComplete