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vim-patch:9.1.1880: Allocation error with complete_info() (#36360)

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Problem:  Allocation error with complete_info()
          (after v9.1.1876)
Solution: Make sure length is positive (kuuote)

closes: vim/vim#18640

7d3b647f88

Co-authored-by: kuuote <znmxodq1@gmail.com>
This commit is contained in:
zeertzjq
2025-10-28 07:13:58 +08:00
committed by GitHub
parent 4a910a2a4e
commit 21ea0537e0
2 changed files with 5 additions and 1 deletions
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2
src/nvim/insexpand.c
View File

@@ -3693,7 +3693,7 @@ static void get_complete_info(list_T *what_list, dict_T *retdict)
char *line = get_cursor_line_ptr();
int len = compl_ins_end_col - curwin->w_cursor.col;
ret = tv_dict_add_str_len(retdict, S_LEN("preinserted_text"),
len > 0 ? line + curwin->w_cursor.col : "", len);
len > 0 ? line + curwin->w_cursor.col : "", MAX(len, 0));
}
if (ret == OK && (what_flag & (CI_WHAT_ITEMS|CI_WHAT_SELECTED

4
test/old/testdir/test_ins_complete.vim
View File

@@ -576,6 +576,10 @@ func Test_completefunc_info()
new
set completeopt=menuone
set completefunc=CompleteTest
" Can be called outside of ins-completion
call feedkeys("i\<C-X>\<C-U>\<C-Y>\<C-R>\<C-R>=string(complete_info())\<CR>\<ESC>", "tx")
call assert_equal("matched{'preinserted_text': '', 'pum_visible': 0, 'mode': '', 'selected': -1, 'items': []}", getline(1))
%d
call feedkeys("i\<C-X>\<C-U>\<C-R>\<C-R>=string(complete_info())\<CR>\<ESC>", "tx")
call assert_equal("matched{'preinserted_text': '', 'pum_visible': 1, 'mode': 'function', 'selected': 0, 'items': [{'word': 'matched', 'menu': '', 'user_data': '', 'info': '', 'kind': '', 'abbr': ''}]}", getline(1))
%d