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patch 9.1.0598: fuzzy completion does not work with default completion

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Problem:  fuzzy completion does not work with default completion
Solution: Make it work (glepnir)

closes: #15193

Signed-off-by: glepnir <glephunter@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
glepnir 2024-07-17 20:32:54 +02:00 committed by Christian Brabandt
parent fcc1b5741e
commit 8159fb18a9
No known key found for this signature in database
GPG Key ID: F3F92DA383FDDE09
7 changed files with 323 additions and 20 deletions
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103
src/insexpand.c
View File

@ -203,6 +203,8 @@ static int compl_opt_suppress_empty = FALSE;
static int compl_selected_item = -1;
static int *compl_fuzzy_scores;
static int ins_compl_add(char_u *str, int len, char_u *fname, char_u **cptext, typval_T *user_data, int cdir, int flags, int adup);
static void ins_compl_longest_match(compl_T *match);
static void ins_compl_del_pum(void);
@ -3322,7 +3324,8 @@ typedef struct
process_next_cpt_value(
ins_compl_next_state_T *st,
int *compl_type_arg,
pos_T *start_match_pos)
pos_T *start_match_pos,
int in_fuzzy)
{
int compl_type = -1;
int status = INS_COMPL_CPT_OK;
@ -3338,7 +3341,7 @@ process_next_cpt_value(
st->first_match_pos = *start_match_pos;
// Move the cursor back one character so that ^N can match the
// word immediately after the cursor.
if (ctrl_x_mode_normal() && dec(&st->first_match_pos) < 0)
if (ctrl_x_mode_normal() && (!in_fuzzy && dec(&st->first_match_pos) < 0))
{
// Move the cursor to after the last character in the
// buffer, so that word at start of buffer is found
@ -3505,6 +3508,18 @@ get_next_tag_completion(void)
p_ic = save_p_ic;
}
/*
* Compare function for qsort
*/
static int compare_scores(const void *a, const void *b)
{
int idx_a = *(const int *)a;
int idx_b = *(const int *)b;
int score_a = compl_fuzzy_scores[idx_a];
int score_b = compl_fuzzy_scores[idx_b];
return (score_a > score_b) ? -1 : (score_a < score_b) ? 1 : 0;
}
/*
* Get the next set of filename matching "compl_pattern".
*/
@ -3513,6 +3528,21 @@ get_next_filename_completion(void)
{
char_u **matches;
int num_matches;
char_u *ptr;
garray_T fuzzy_indices;
int i;
int score;
char_u *leader = ins_compl_leader();
int leader_len = STRLEN(leader);
int in_fuzzy = ((get_cot_flags() & COT_FUZZY) != 0 && leader_len > 0);
char_u **sorted_matches;
int *fuzzy_indices_data;
if (in_fuzzy)
{
vim_free(compl_pattern);
compl_pattern = vim_strsave((char_u *)"*");
}
if (expand_wildcards(1, &compl_pattern, &num_matches, &matches,
EW_FILE|EW_DIR|EW_ADDSLASH|EW_SILENT) != OK)
@ -3523,12 +3553,9 @@ get_next_filename_completion(void)
#ifdef BACKSLASH_IN_FILENAME
if (curbuf->b_p_csl[0] != NUL)
{
int i;
for (i = 0; i < num_matches; ++i)
{
char_u *ptr = matches[i];
ptr = matches[i];
while (*ptr != NUL)
{
if (curbuf->b_p_csl[0] == 's' && *ptr == '\\')
@ -3540,6 +3567,41 @@ get_next_filename_completion(void)
}
}
#endif
if (in_fuzzy)
{
ga_init2(&fuzzy_indices, sizeof(int), 10);
compl_fuzzy_scores = (int *)alloc(sizeof(int) * num_matches);
for (i = 0; i < num_matches; i++)
{
ptr = matches[i];
score = fuzzy_match_str(ptr, leader);
if (score > 0)
{
if (ga_grow(&fuzzy_indices, 1) == OK)
{
((int *)fuzzy_indices.ga_data)[fuzzy_indices.ga_len] = i;
compl_fuzzy_scores[i] = score;
fuzzy_indices.ga_len++;
}
}
}
fuzzy_indices_data = (int *)fuzzy_indices.ga_data;
qsort(fuzzy_indices_data, fuzzy_indices.ga_len, sizeof(int), compare_scores);
sorted_matches = (char_u **)alloc(sizeof(char_u *) * fuzzy_indices.ga_len);
for (i = 0; i < fuzzy_indices.ga_len; ++i)
sorted_matches[i] = vim_strsave(matches[fuzzy_indices_data[i]]);
FreeWild(num_matches, matches);
matches = sorted_matches;
num_matches = fuzzy_indices.ga_len;
vim_free(compl_fuzzy_scores);
ga_clear(&fuzzy_indices);
}
ins_compl_add_matches(num_matches, matches, p_fic || p_wic);
}
@ -3687,8 +3749,10 @@ get_next_default_completion(ins_compl_next_state_T *st, pos_T *start_pos)
int save_p_scs;
int save_p_ws;
int looped_around = FALSE;
char_u *ptr;
int len;
char_u *ptr = NULL;
int len = 0;
int in_fuzzy = (get_cot_flags() & COT_FUZZY) != 0 && compl_length > 0;
char_u *leader = ins_compl_leader();
// If 'infercase' is set, don't use 'smartcase' here
save_p_scs = p_scs;
@ -3702,7 +3766,7 @@ get_next_default_completion(ins_compl_next_state_T *st, pos_T *start_pos)
save_p_ws = p_ws;
if (st->ins_buf != curbuf)
p_ws = FALSE;
else if (*st->e_cpt == '.')
else if (*st->e_cpt == '.' && !in_fuzzy)
p_ws = TRUE;
looped_around = FALSE;
for (;;)
@ -3713,9 +3777,13 @@ get_next_default_completion(ins_compl_next_state_T *st, pos_T *start_pos)
// ctrl_x_mode_line_or_eval() || word-wise search that
// has added a word that was at the beginning of the line
if (ctrl_x_mode_line_or_eval() || (compl_cont_status & CONT_SOL))
if ((ctrl_x_mode_whole_line() && !in_fuzzy) || ctrl_x_mode_eval() || (compl_cont_status & CONT_SOL))
found_new_match = search_for_exact_line(st->ins_buf,
st->cur_match_pos, compl_direction, compl_pattern);
else if (in_fuzzy)
found_new_match = search_for_fuzzy_match(st->ins_buf,
st->cur_match_pos, leader, compl_direction,
start_pos, &len, &ptr, ctrl_x_mode_whole_line());
else
found_new_match = searchit(NULL, st->ins_buf, st->cur_match_pos,
NULL, compl_direction, compl_pattern, compl_patternlen,
@ -3764,8 +3832,9 @@ get_next_default_completion(ins_compl_next_state_T *st, pos_T *start_pos)
&& start_pos->col == st->cur_match_pos->col)
continue;
ptr = ins_compl_get_next_word_or_line(st->ins_buf, st->cur_match_pos,
&len, &cont_s_ipos);
if (!in_fuzzy)
ptr = ins_compl_get_next_word_or_line(st->ins_buf, st->cur_match_pos,
&len, &cont_s_ipos);
if (ptr == NULL)
continue;
@ -3864,6 +3933,7 @@ ins_compl_get_exp(pos_T *ini)
int i;
int found_new_match;
int type = ctrl_x_mode;
int in_fuzzy = (get_cot_flags() & COT_FUZZY) != 0;
if (!compl_started)
{
@ -3889,8 +3959,11 @@ ins_compl_get_exp(pos_T *ini)
st.ins_buf = curbuf; // In case the buffer was wiped out.
compl_old_match = compl_curr_match; // remember the last current match
st.cur_match_pos = (compl_dir_forward())
? &st.last_match_pos : &st.first_match_pos;
if (in_fuzzy)
st.cur_match_pos = (compl_dir_forward())
? &st.last_match_pos : &st.first_match_pos;
else
st.cur_match_pos = &st.last_match_pos;
// For ^N/^P loop over all the flags/windows/buffers in 'complete'.
for (;;)
@ -3904,7 +3977,7 @@ ins_compl_get_exp(pos_T *ini)
if ((ctrl_x_mode_normal() || ctrl_x_mode_line_or_eval())
&& (!compl_started || st.found_all))
{
int status = process_next_cpt_value(&st, &type, ini);
int status = process_next_cpt_value(&st, &type, ini, in_fuzzy);
if (status == INS_COMPL_CPT_END)
break;

1
src/proto/search.pro
View File

@ -41,6 +41,7 @@ void f_matchfuzzy(typval_T *argvars, typval_T *rettv);
void f_matchfuzzypos(typval_T *argvars, typval_T *rettv);
int fuzzy_match_str(char_u *str, char_u *pat);
garray_T *fuzzy_match_str_with_pos(char_u *str, char_u *pat);
int search_for_fuzzy_match(buf_T *buf, pos_T *pos, char_u *pattern, int dir, pos_T *start_pos, int *len, char_u **ptr, int whole_line);
void fuzmatch_str_free(fuzmatch_str_T *fuzmatch, int count);
int fuzzymatches_to_strmatches(fuzmatch_str_T *fuzmatch, char_u ***matches, int count, int funcsort);
/* vim: set ft=c : */

164
src/search.c
View File

@ -53,6 +53,7 @@ static int fuzzy_match_str_compare(const void *s1, const void *s2);
static void fuzzy_match_str_sort(fuzmatch_str_T *fm, int sz);
static int fuzzy_match_func_compare(const void *s1, const void *s2);
static void fuzzy_match_func_sort(fuzmatch_str_T *fm, int sz);
static int fuzzy_match_str_in_line(char_u **ptr, char_u *pat, int *len, pos_T *current_pos);
#define SEARCH_STAT_DEF_TIMEOUT 40L
#define SEARCH_STAT_DEF_MAX_COUNT 99
@ -5139,6 +5140,169 @@ fuzzy_match_str_with_pos(char_u *str UNUSED, char_u *pat UNUSED)
#endif
}
/*
* This function searches for a fuzzy match of the pattern `pat` within the
* line pointed to by `*ptr`. It splits the line into words, performs fuzzy
* matching on each word, and returns the length and position of the first
* matched word.
*/
static int
fuzzy_match_str_in_line(char_u **ptr, char_u *pat, int *len, pos_T *current_pos)
{
char_u *str = *ptr;
char_u *strBegin = str;
char_u *end = NULL;
char_u *start = NULL;
int found = FALSE;
int result;
char save_end;
if (str == NULL || pat == NULL)
return found;
while (*str != NUL)
{
// Skip non-word characters
start = find_word_start(str);
if (*start == NUL)
break;
end = find_word_end(start);
// Extract the word from start to end
save_end = *end;
*end = NUL;
// Perform fuzzy match
result = fuzzy_match_str(start, pat);
*end = save_end;
if (result > 0)
{
*len = (int)(end - start);
current_pos->col += (int)(end - strBegin);
found = TRUE;
*ptr = start;
break;
}
// Move to the end of the current word for the next iteration
str = end;
// Ensure we continue searching after the current word
while (*str != NUL && !vim_iswordp(str))
MB_PTR_ADV(str);
}
return found;
}
/*
* Search for the next fuzzy match in the specified buffer.
* This function attempts to find the next occurrence of the given pattern
* in the buffer, starting from the current position. It handles line wrapping
* and direction of search.
*
* Return TRUE if a match is found, otherwise FALSE.
*/
int
search_for_fuzzy_match(
buf_T *buf,
pos_T *pos,
char_u *pattern,
int dir,
pos_T *start_pos,
int *len,
char_u **ptr,
int whole_line)
{
pos_T current_pos = *pos;
pos_T circly_end;
int found_new_match = FAIL;
int looped_around = FALSE;
if (whole_line)
current_pos.lnum += dir;
do {
if (buf == curbuf)
circly_end = *start_pos;
else
{
circly_end.lnum = buf->b_ml.ml_line_count;
circly_end.col = 0;
circly_end.coladd = 0;
}
// Check if looped around and back to start position
if (looped_around && EQUAL_POS(current_pos, circly_end))
break;
// Ensure current_pos is valid
if (current_pos.lnum >= 1 && current_pos.lnum <= buf->b_ml.ml_line_count)
{
// Get the current line buffer
*ptr = ml_get_buf(buf, current_pos.lnum, FALSE);
// If ptr is end of line is reached, move to next line
// or previous line based on direction
if (**ptr != NUL)
{
if (!whole_line)
{
*ptr += current_pos.col;
// Try to find a fuzzy match in the current line starting from current position
found_new_match = fuzzy_match_str_in_line(ptr, pattern, len, &current_pos);
if (found_new_match)
{
*pos = current_pos;
break;
}
}
else
{
if (fuzzy_match_str(*ptr, pattern) > 0)
{
found_new_match = TRUE;
*pos = current_pos;
*len = STRLEN(*ptr);
break;
}
}
}
}
// Move to the next line or previous line based on direction
if (dir == FORWARD)
{
if (++current_pos.lnum > buf->b_ml.ml_line_count)
{
if (p_ws)
{
current_pos.lnum = 1;
looped_around = TRUE;
}
else
break;
}
}
else
{
if (--current_pos.lnum < 1)
{
if (p_ws)
{
current_pos.lnum = buf->b_ml.ml_line_count;
looped_around = TRUE;
}
else
break;
}
}
current_pos.col = 0;
} while (TRUE);
return found_new_match;
}
/*
* Free an array of fuzzy string matches "fuzmatch[count]".
*/

6
src/testdir/dumps/Test_pum_highlights_10.dump
View File

@ -1,7 +1,7 @@
| +0&#ffffff0|h|e|l@1|o| |h|e|l|i|o| |h|e|r|o| |h|e|r|o> @52
|~+0#4040ff13&| @15| +0#0000001#ffd7ff255|h+0#0000e05&|e+0#0000001&|l@1|o| @9| +0#4040ff13#ffffff0@41
| +0&#ffffff0|h|e|l@1|o| |h|e|l|i|o| |h|e|r|o| |h|e|l@1|o> @51
|~+0#4040ff13&| @15| +0#0000001#ffd7ff255|h+0#0000e05&|e+0#0000001&|r|o| @10| +0#4040ff13#ffffff0@41
|~| @15| +0#0000001#ffd7ff255|h+0#0000e05&|e+0#0000001&|l|i|o| @9| +0#4040ff13#ffffff0@41
|~| @15| +0#0000001#e0e0e08|h+0#00e0e07&|e+0#0000001&|r|o| @10| +0#4040ff13#ffffff0@41
|~| @15| +0#0000001#e0e0e08|h+0#00e0e07&|e+0#0000001&|l@1|o| @9| +0#4040ff13#ffffff0@41
|~| @73
|~| @73
|~| @73

4
src/testdir/dumps/Test_pum_highlights_11.dump
View File

@ -1,7 +1,7 @@
| +0&#ffffff0|h|e|l@1|o| |h|e|l|i|o| |h|e|r|o| |h|e|l|i|o> @51
|~+0#4040ff13&| @15| +0#0000001#ffd7ff255|h+0#0000e05&|e+0#0000001&|l@1|o| @9| +0#4040ff13#ffffff0@41
|~+0#4040ff13&| @15| +0#0000001#ffd7ff255|h+0#0000e05&|e+0#0000001&|r|o| @10| +0#4040ff13#ffffff0@41
|~| @15| +0#0000001#e0e0e08|h+0#00e0e07&|e+0#0000001&|l|i|o| @9| +0#4040ff13#ffffff0@41
|~| @15| +0#0000001#ffd7ff255|h+0#0000e05&|e+0#0000001&|r|o| @10| +0#4040ff13#ffffff0@41
|~| @15| +0#0000001#ffd7ff255|h+0#0000e05&|e+0#0000001&|l@1|o| @9| +0#4040ff13#ffffff0@41
|~| @73
|~| @73
|~| @73

63
src/testdir/test_ins_complete.vim
View File

@ -2586,9 +2586,72 @@ func Test_complete_fuzzy_match()
call feedkeys("A\<C-X>\<C-N>\<Esc>0", 'tx!')
call assert_equal('hello help hero h', getline('.'))
set completeopt-=noinsert
call setline(1, ['xyz yxz x'])
call feedkeys("A\<C-X>\<C-N>\<Esc>0", 'tx!')
call assert_equal('xyz yxz xyz', getline('.'))
" can fuzzy get yxz when use Ctrl-N twice
call setline(1, ['xyz yxz x'])
call feedkeys("A\<C-X>\<C-N>\<C-N>\<Esc>0", 'tx!')
call assert_equal('xyz yxz yxz', getline('.'))
call setline(1, ['你好 你'])
call feedkeys("A\<C-X>\<C-N>\<Esc>0", 'tx!')
call assert_equal('你好 你好', getline('.'))
call setline(1, ['你的 我的 的'])
call feedkeys("A\<C-X>\<C-N>\<Esc>0", 'tx!')
call assert_equal('你的 我的 你的', getline('.'))
" can fuzzy get multiple-byte word when use Ctrl-N twice
call setline(1, ['你的 我的 的'])
call feedkeys("A\<C-X>\<C-N>\<C-N>\<Esc>0", 'tx!')
call assert_equal('你的 我的 我的', getline('.'))
" respect wrapscan
set nowrapscan
call setline(1, ["xyz", "yxz", ""])
call cursor(3, 1)
call feedkeys("Sy\<C-X>\<C-N>\<Esc>0", 'tx!')
call assert_equal('y', getline('.'))
set wrapscan
call feedkeys("Sy\<C-X>\<C-N>\<Esc>0", 'tx!')
call assert_equal('xyz', getline('.'))
" fuzzy on file
call writefile([''], 'fobar', 'D')
call writefile([''], 'foobar', 'D')
call setline(1, ['fob'])
call cursor(1, 1)
call feedkeys("A\<C-X>\<C-f>\<Esc>0", 'tx!')
call assert_equal('fobar', getline('.'))
call feedkeys("Sfob\<C-X>\<C-f>\<C-N>\<Esc>0", 'tx!')
call assert_equal('foobar', getline('.'))
" can get completion from other buffer
set completeopt=fuzzy,menu,menuone
vnew
call setline(1, ["completeness,", "compatibility", "Composite", "Omnipotent"])
wincmd p
call feedkeys("Somp\<C-N>\<Esc>0", 'tx!')
call assert_equal('completeness', getline('.'))
call feedkeys("Somp\<C-N>\<C-N>\<Esc>0", 'tx!')
call assert_equal('compatibility', getline('.'))
call feedkeys("Somp\<C-P>\<Esc>0", 'tx!')
call assert_equal('Omnipotent', getline('.'))
call feedkeys("Somp\<C-P>\<C-P>\<Esc>0", 'tx!')
call assert_equal('Composite', getline('.'))
" fuzzy on whole line completion
call setline(1, ["world is on fire", "no one can save me but you", 'user can execute', ''])
call cursor(4, 1)
call feedkeys("Swio\<C-X>\<C-L>\<Esc>0", 'tx!')
call assert_equal('world is on fire', getline('.'))
call feedkeys("Su\<C-X>\<C-L>\<C-P>\<Esc>0", 'tx!')
call assert_equal('no one can save me but you', getline('.'))
" clean up
set omnifunc=
bw!
bw!
set complete& completeopt&
autocmd! AAAAA_Group
augroup! AAAAA_Group

2
src/version.c
View File

@ -704,6 +704,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
598,
/**/
597,
/**/