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-rw-r--r--src/insexpand.c251
1 files changed, 207 insertions, 44 deletions
diff --git a/src/insexpand.c b/src/insexpand.c
index 93a56a8..c673df9 100644
--- a/src/insexpand.c
+++ b/src/insexpand.c
@@ -113,6 +113,7 @@ struct compl_S
// cp_flags has CP_FREE_FNAME
int cp_flags; // CP_ values
int cp_number; // sequence number
+ int cp_score; // fuzzy match score
};
// values for cp_flags
@@ -147,13 +148,6 @@ static char_u *compl_leader = NULL;
static int compl_get_longest = FALSE; // put longest common string
// in compl_leader
-static int compl_no_insert = FALSE; // FALSE: select & insert
- // TRUE: noinsert
-static int compl_no_select = FALSE; // FALSE: select & insert
- // TRUE: noselect
-static int compl_longest = FALSE; // FALSE: insert full match
- // TRUE: insert longest prefix
-
// Selected one of the matches. When FALSE the match was edited or using the
// longest common string.
static int compl_used_match;
@@ -176,6 +170,7 @@ static int ctrl_x_mode = CTRL_X_NORMAL;
static int compl_matches = 0; // number of completion matches
static char_u *compl_pattern = NULL;
+static size_t compl_patternlen = 0;
static int compl_direction = FORWARD;
static int compl_shows_dir = FORWARD;
static int compl_pending = 0; // > 1 for postponed CTRL-N
@@ -206,6 +201,8 @@ static int compl_cont_status = 0;
static int compl_opt_refresh_always = FALSE;
static int compl_opt_suppress_empty = FALSE;
+static int compl_selected_item = -1;
+
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);
@@ -1049,21 +1046,12 @@ ins_compl_long_shown_match(void)
}
/*
- * Set variables that store noselect and noinsert behavior from the
- * 'completeopt' value.
+ * Get the local or global value of 'completeopt' flags.
*/
- void
-completeopt_was_set(void)
+ unsigned int
+get_cot_flags(void)
{
- compl_no_insert = FALSE;
- compl_no_select = FALSE;
- compl_longest = FALSE;
- if (strstr((char *)p_cot, "noselect") != NULL)
- compl_no_select = TRUE;
- if (strstr((char *)p_cot, "noinsert") != NULL)
- compl_no_insert = TRUE;
- if (strstr((char *)p_cot, "longest") != NULL)
- compl_longest = TRUE;
+ return curbuf->b_cot_flags != 0 ? curbuf->b_cot_flags : cot_flags;
}
@@ -1110,7 +1098,7 @@ ins_compl_del_pum(void)
pum_wanted(void)
{
// 'completeopt' must contain "menu" or "menuone"
- if (vim_strchr(p_cot, 'm') == NULL)
+ if ((get_cot_flags() & COT_ANY_MENU) == 0)
return FALSE;
// The display looks bad on a B&W display.
@@ -1144,7 +1132,7 @@ pum_enough_matches(void)
compl = compl->cp_next;
} while (!is_first_match(compl));
- if (strstr((char *)p_cot, "menuone") != NULL)
+ if (get_cot_flags() & COT_MENUONE)
return (i >= 1);
return (i >= 2);
}
@@ -1212,6 +1200,19 @@ trigger_complete_changed_event(int cur)
#endif
/*
+ * pumitem qsort compare func
+ */
+ static int
+ins_compl_fuzzy_cmp(const void *a, const void *b)
+{
+ const int sa = (*(pumitem_T *)a).pum_score;
+ const int sb = (*(pumitem_T *)b).pum_score;
+ const int ia = (*(pumitem_T *)a).pum_idx;
+ const int ib = (*(pumitem_T *)b).pum_idx;
+ return sa == sb ? (ia == ib ? 0 : (ia < ib ? -1 : 1)) : (sa < sb ? 1 : -1);
+}
+
+/*
* Build a popup menu to show the completion matches.
* Returns the popup menu entry that should be selected. Returns -1 if nothing
* should be selected.
@@ -1226,6 +1227,10 @@ ins_compl_build_pum(void)
int i;
int cur = -1;
int lead_len = 0;
+ int max_fuzzy_score = 0;
+ unsigned int cur_cot_flags = get_cot_flags();
+ int compl_no_select = (cur_cot_flags & COT_NOSELECT) != 0;
+ int compl_fuzzy_match = (cur_cot_flags & COT_FUZZY) != 0;
// Need to build the popup menu list.
compl_match_arraysize = 0;
@@ -1235,9 +1240,15 @@ ins_compl_build_pum(void)
do
{
+ // When 'completeopt' contains "fuzzy" and leader is not NULL or empty,
+ // set the cp_score for later comparisons.
+ if (compl_fuzzy_match && compl_leader != NULL && lead_len > 0)
+ compl->cp_score = fuzzy_match_str(compl->cp_str, compl_leader);
+
if (!match_at_original_text(compl)
&& (compl_leader == NULL
- || ins_compl_equal(compl, compl_leader, lead_len)))
+ || ins_compl_equal(compl, compl_leader, lead_len)
+ || (compl_fuzzy_match && compl->cp_score > 0)))
++compl_match_arraysize;
compl = compl->cp_next;
} while (compl != NULL && !is_first_match(compl));
@@ -1254,15 +1265,22 @@ ins_compl_build_pum(void)
if (match_at_original_text(compl_shown_match))
shown_match_ok = TRUE;
+ if (compl_leader != NULL
+ && STRCMP(compl_leader, compl_orig_text) == 0
+ && shown_match_ok == FALSE)
+ compl_shown_match = compl_no_select ? compl_first_match
+ : compl_first_match->cp_next;
+
i = 0;
compl = compl_first_match;
do
{
if (!match_at_original_text(compl)
&& (compl_leader == NULL
- || ins_compl_equal(compl, compl_leader, lead_len)))
+ || ins_compl_equal(compl, compl_leader, lead_len)
+ || (compl_fuzzy_match && compl->cp_score > 0)))
{
- if (!shown_match_ok)
+ if (!shown_match_ok && !compl_fuzzy_match)
{
if (compl == compl_shown_match || did_find_shown_match)
{
@@ -1278,6 +1296,34 @@ ins_compl_build_pum(void)
shown_compl = compl;
cur = i;
}
+ else if (compl_fuzzy_match)
+ {
+ if (i == 0)
+ shown_compl = compl;
+ // Update the maximum fuzzy score and the shown match
+ // if the current item's score is higher
+ if (compl->cp_score > max_fuzzy_score)
+ {
+ did_find_shown_match = TRUE;
+ max_fuzzy_score = compl->cp_score;
+ compl_shown_match = compl;
+ shown_match_ok = TRUE;
+ }
+
+ // If there is no "no select" condition and the max fuzzy
+ // score is positive, or there is no completion leader or the
+ // leader length is zero, mark the shown match as valid and
+ // reset the current index.
+ if (!compl_no_select
+ && (max_fuzzy_score > 0
+ || (compl_leader == NULL || lead_len == 0)))
+ {
+ shown_match_ok = TRUE;
+ cur = 0;
+ if (match_at_original_text(compl_shown_match))
+ compl_shown_match = shown_compl;
+ }
+ }
if (compl->cp_text[CPT_ABBR] != NULL)
compl_match_array[i].pum_text =
@@ -1286,6 +1332,7 @@ ins_compl_build_pum(void)
compl_match_array[i].pum_text = compl->cp_str;
compl_match_array[i].pum_kind = compl->cp_text[CPT_KIND];
compl_match_array[i].pum_info = compl->cp_text[CPT_INFO];
+ compl_match_array[i].pum_score = compl->cp_score;
if (compl->cp_text[CPT_MENU] != NULL)
compl_match_array[i++].pum_extra =
compl->cp_text[CPT_MENU];
@@ -1293,7 +1340,7 @@ ins_compl_build_pum(void)
compl_match_array[i++].pum_extra = compl->cp_fname;
}
- if (compl == compl_shown_match)
+ if (compl == compl_shown_match && !compl_fuzzy_match)
{
did_find_shown_match = TRUE;
@@ -1313,6 +1360,15 @@ ins_compl_build_pum(void)
compl = compl->cp_next;
} while (compl != NULL && !is_first_match(compl));
+ if (compl_fuzzy_match && compl_leader != NULL && lead_len > 0)
+ {
+ for (i = 0; i < compl_match_arraysize; i++)
+ compl_match_array[i].pum_idx = i;
+ // sort by the largest score of fuzzy match
+ qsort(compl_match_array, (size_t)compl_match_arraysize,
+ sizeof(pumitem_T), ins_compl_fuzzy_cmp);
+ }
+
if (!shown_match_ok) // no displayed match at all
cur = -1;
@@ -1369,6 +1425,7 @@ ins_compl_show_pum(void)
// Use the cursor to get all wrapping and other settings right.
col = curwin->w_cursor.col;
curwin->w_cursor.col = compl_col;
+ compl_selected_item = cur;
pum_display(compl_match_array, compl_match_arraysize, cur);
curwin->w_cursor.col = col;
@@ -1386,6 +1443,15 @@ ins_compl_show_pum(void)
#define DICT_EXACT (2) // "dict" is the exact name of a file
/*
+ * Get current completion leader
+ */
+ char_u *
+ins_compl_leader(void)
+{
+ return compl_leader != NULL ? compl_leader : compl_orig_text;
+}
+
+/*
* Add any identifiers that match the given pattern "pat" in the list of
* dictionary files "dict_start" to the list of completions.
*/
@@ -1708,6 +1774,7 @@ ins_compl_free(void)
int i;
VIM_CLEAR(compl_pattern);
+ compl_patternlen = 0;
VIM_CLEAR(compl_leader);
if (compl_first_match == NULL)
@@ -1747,6 +1814,7 @@ ins_compl_clear(void)
compl_started = FALSE;
compl_matches = 0;
VIM_CLEAR(compl_pattern);
+ compl_patternlen = 0;
VIM_CLEAR(compl_leader);
edit_submode_extra = NULL;
VIM_CLEAR(compl_orig_text);
@@ -2404,9 +2472,8 @@ ins_compl_prep(int c)
if (ctrl_x_mode_not_defined_yet()
|| (ctrl_x_mode_normal() && !compl_started))
{
- compl_get_longest = compl_longest;
+ compl_get_longest = (get_cot_flags() & COT_LONGEST) != 0;
compl_used_match = TRUE;
-
}
if (ctrl_x_mode_not_defined_yet())
@@ -2878,6 +2945,10 @@ set_completion(colnr_T startcol, list_T *list)
int save_w_wrow = curwin->w_wrow;
int save_w_leftcol = curwin->w_leftcol;
int flags = CP_ORIGINAL_TEXT;
+ unsigned int cur_cot_flags = get_cot_flags();
+ int compl_longest = (cur_cot_flags & COT_LONGEST) != 0;
+ int compl_no_insert = (cur_cot_flags & COT_NOINSERT) != 0;
+ int compl_no_select = (cur_cot_flags & COT_NOSELECT) != 0;
// If already doing completions stop it.
if (ctrl_x_mode_not_default())
@@ -3374,7 +3445,7 @@ done:
get_next_include_file_completion(int compl_type)
{
find_pattern_in_path(compl_pattern, compl_direction,
- (int)STRLEN(compl_pattern), FALSE, FALSE,
+ (int)compl_patternlen, FALSE, FALSE,
(compl_type == CTRL_X_PATH_DEFINES
&& !(compl_cont_status & CONT_SOL))
? FIND_DEFINE : FIND_ANY, 1L, ACTION_EXPAND,
@@ -3478,8 +3549,7 @@ get_next_cmdline_completion(void)
int num_matches;
if (expand_cmdline(&compl_xp, compl_pattern,
- (int)STRLEN(compl_pattern),
- &num_matches, &matches) == EXPAND_OK)
+ (int)compl_patternlen, &num_matches, &matches) == EXPAND_OK)
ins_compl_add_matches(num_matches, matches, FALSE);
}
@@ -3644,8 +3714,8 @@ get_next_default_completion(ins_compl_next_state_T *st, pos_T *start_pos)
st->cur_match_pos, compl_direction, compl_pattern);
else
found_new_match = searchit(NULL, st->ins_buf, st->cur_match_pos,
- NULL, compl_direction, compl_pattern, 1L,
- SEARCH_KEEP + SEARCH_NFMSG, RE_LAST, NULL);
+ NULL, compl_direction, compl_pattern, compl_patternlen,
+ 1L, SEARCH_KEEP + SEARCH_NFMSG, RE_LAST, NULL);
--msg_silent;
if (!compl_started || st->set_match_pos)
{
@@ -4018,6 +4088,43 @@ ins_compl_show_filename(void)
}
/*
+ * Find a completion item when 'completeopt' contains "fuzzy".
+ */
+ static compl_T *
+find_comp_when_fuzzy(void)
+{
+ int score;
+ char_u* str;
+ int target_idx = -1;
+ int is_forward = compl_shows_dir_forward();
+ int is_backward = compl_shows_dir_backward();
+ compl_T *comp = NULL;
+
+ if (compl_match_array == NULL ||
+ (is_forward && compl_selected_item == compl_match_arraysize - 1)
+ || (is_backward && compl_selected_item == 0))
+ return compl_first_match;
+
+ if (is_forward)
+ target_idx = compl_selected_item + 1;
+ else if (is_backward)
+ target_idx = compl_selected_item == -1 ? compl_match_arraysize - 1
+ : compl_selected_item - 1;
+
+ score = compl_match_array[target_idx].pum_score;
+ str = compl_match_array[target_idx].pum_text;
+
+ comp = compl_first_match;
+ do {
+ if (comp->cp_score == score && (str == comp->cp_str || str == comp->cp_text[CPT_ABBR]))
+ return comp;
+ comp = comp->cp_next;
+ } while (comp != NULL && !is_first_match(comp));
+
+ return NULL;
+}
+
+/*
* Find the next set of matches for completion. Repeat the completion "todo"
* times. The number of matches found is returned in 'num_matches'.
*
@@ -4039,12 +4146,16 @@ find_next_completion_match(
{
int found_end = FALSE;
compl_T *found_compl = NULL;
+ unsigned int cur_cot_flags = get_cot_flags();
+ int compl_no_select = (cur_cot_flags & COT_NOSELECT) != 0;
+ int compl_fuzzy_match = (cur_cot_flags & COT_FUZZY) != 0;
while (--todo >= 0)
{
if (compl_shows_dir_forward() && compl_shown_match->cp_next != NULL)
{
- compl_shown_match = compl_shown_match->cp_next;
+ compl_shown_match = compl_fuzzy_match && compl_match_array != NULL
+ ? find_comp_when_fuzzy() : compl_shown_match->cp_next;
found_end = (compl_first_match != NULL
&& (is_first_match(compl_shown_match->cp_next)
|| is_first_match(compl_shown_match)));
@@ -4053,7 +4164,8 @@ find_next_completion_match(
&& compl_shown_match->cp_prev != NULL)
{
found_end = is_first_match(compl_shown_match);
- compl_shown_match = compl_shown_match->cp_prev;
+ compl_shown_match = compl_fuzzy_match && compl_match_array != NULL
+ ? find_comp_when_fuzzy() : compl_shown_match->cp_prev;
found_end |= is_first_match(compl_shown_match);
}
else
@@ -4103,7 +4215,8 @@ find_next_completion_match(
if (!match_at_original_text(compl_shown_match)
&& compl_leader != NULL
&& !ins_compl_equal(compl_shown_match,
- compl_leader, (int)STRLEN(compl_leader)))
+ compl_leader, (int)STRLEN(compl_leader))
+ && !(compl_fuzzy_match && compl_shown_match->cp_score > 0))
++todo;
else
// Remember a matching item.
@@ -4153,13 +4266,18 @@ ins_compl_next(
int advance;
int started = compl_started;
buf_T *orig_curbuf = curbuf;
+ unsigned int cur_cot_flags = get_cot_flags();
+ int compl_no_insert = (cur_cot_flags & COT_NOINSERT) != 0;
+ int compl_fuzzy_match = (cur_cot_flags & COT_FUZZY) != 0;
// When user complete function return -1 for findstart which is next
// time of 'always', compl_shown_match become NULL.
if (compl_shown_match == NULL)
return -1;
- if (compl_leader != NULL && !match_at_original_text(compl_shown_match))
+ if (compl_leader != NULL
+ && !match_at_original_text(compl_shown_match)
+ && !compl_fuzzy_match)
// Update "compl_shown_match" to the actually shown match
ins_compl_update_shown_match();
@@ -4305,7 +4423,7 @@ ins_compl_check_keys(int frequency, int in_compl_func)
}
}
}
- if (compl_pending != 0 && !got_int && !compl_no_insert)
+ if (compl_pending != 0 && !got_int && !(cot_flags & COT_NOINSERT))
{
int todo = compl_pending > 0 ? compl_pending : -compl_pending;
@@ -4383,7 +4501,8 @@ ins_compl_use_match(int c)
/*
* Get the pattern, column and length for normal completion (CTRL-N CTRL-P
* completion)
- * Sets the global variables: compl_col, compl_length and compl_pattern.
+ * Sets the global variables: compl_col, compl_length, compl_pattern and
+ * compl_patternlen.
* Uses the global variables: compl_cont_status and ctrl_x_mode
*/
static int
@@ -4404,32 +4523,45 @@ get_normal_compl_info(char_u *line, int startcol, colnr_T curs_col)
else
compl_pattern = vim_strnsave(line + compl_col, compl_length);
if (compl_pattern == NULL)
+ {
+ compl_patternlen = 0;
return FAIL;
+ }
}
else if (compl_status_adding())
{
char_u *prefix = (char_u *)"\\<";
+ size_t prefixlen = STRLEN_LITERAL("\\<");
// we need up to 2 extra chars for the prefix
compl_pattern = alloc(quote_meta(NULL, line + compl_col,
- compl_length) + 2);
+ compl_length) + prefixlen);
if (compl_pattern == NULL)
+ {
+ compl_patternlen = 0;
return FAIL;
+ }
if (!vim_iswordp(line + compl_col)
|| (compl_col > 0
&& (vim_iswordp(mb_prevptr(line, line + compl_col)))))
+ {
prefix = (char_u *)"";
+ prefixlen = 0;
+ }
STRCPY((char *)compl_pattern, prefix);
- (void)quote_meta(compl_pattern + STRLEN(prefix),
+ (void)quote_meta(compl_pattern + prefixlen,
line + compl_col, compl_length);
}
else if (--startcol < 0
|| !vim_iswordp(mb_prevptr(line, line + startcol + 1)))
{
// Match any word of at least two chars
- compl_pattern = vim_strsave((char_u *)"\\<\\k\\k");
+ compl_pattern = vim_strnsave((char_u *)"\\<\\k\\k", STRLEN_LITERAL("\\<\\k\\k"));
if (compl_pattern == NULL)
+ {
+ compl_patternlen = 0;
return FAIL;
+ }
compl_col += curs_col;
compl_length = 0;
}
@@ -4465,7 +4597,10 @@ get_normal_compl_info(char_u *line, int startcol, colnr_T curs_col)
// alloc(7) is enough -- Acevedo
compl_pattern = alloc(7);
if (compl_pattern == NULL)
+ {
+ compl_patternlen = 0;
return FAIL;
+ }
STRCPY((char *)compl_pattern, "\\<");
(void)quote_meta(compl_pattern + 2, line + compl_col, 1);
STRCAT((char *)compl_pattern, "\\k");
@@ -4475,13 +4610,18 @@ get_normal_compl_info(char_u *line, int startcol, colnr_T curs_col)
compl_pattern = alloc(quote_meta(NULL, line + compl_col,
compl_length) + 2);
if (compl_pattern == NULL)
+ {
+ compl_patternlen = 0;
return FAIL;
+ }
STRCPY((char *)compl_pattern, "\\<");
(void)quote_meta(compl_pattern + 2, line + compl_col,
compl_length);
}
}
+ compl_patternlen = STRLEN(compl_pattern);
+
return OK;
}
@@ -4503,7 +4643,12 @@ get_wholeline_compl_info(char_u *line, colnr_T curs_col)
else
compl_pattern = vim_strnsave(line + compl_col, compl_length);
if (compl_pattern == NULL)
+ {
+ compl_patternlen = 0;
return FAIL;
+ }
+
+ compl_patternlen = STRLEN(compl_pattern);
return OK;
}
@@ -4533,7 +4678,12 @@ get_filename_compl_info(char_u *line, int startcol, colnr_T curs_col)
compl_length = (int)curs_col - startcol;
compl_pattern = addstar(line + compl_col, compl_length, EXPAND_FILES);
if (compl_pattern == NULL)
+ {
+ compl_patternlen = 0;
return FAIL;
+ }
+
+ compl_patternlen = STRLEN(compl_pattern);
return OK;
}
@@ -4547,9 +4697,13 @@ get_cmdline_compl_info(char_u *line, colnr_T curs_col)
{
compl_pattern = vim_strnsave(line, curs_col);
if (compl_pattern == NULL)
+ {
+ compl_patternlen = 0;
return FAIL;
+ }
+ compl_patternlen = curs_col;
set_cmd_context(&compl_xp, compl_pattern,
- (int)STRLEN(compl_pattern), curs_col, FALSE);
+ (int)compl_patternlen, curs_col, FALSE);
if (compl_xp.xp_context == EXPAND_UNSUCCESSFUL
|| compl_xp.xp_context == EXPAND_NOTHING)
// No completion possible, use an empty pattern to get a
@@ -4647,8 +4801,12 @@ get_userdefined_compl_info(colnr_T curs_col UNUSED)
compl_length = curs_col - compl_col;
compl_pattern = vim_strnsave(line + compl_col, compl_length);
if (compl_pattern == NULL)
+ {
+ compl_patternlen = 0;
return FAIL;
+ }
+ compl_patternlen = compl_length;
ret = OK;
#endif
@@ -4685,8 +4843,12 @@ get_spell_compl_info(int startcol UNUSED, colnr_T curs_col UNUSED)
line = ml_get(curwin->w_cursor.lnum);
compl_pattern = vim_strnsave(line + compl_col, compl_length);
if (compl_pattern == NULL)
+ {
+ compl_patternlen = 0;
return FAIL;
+ }
+ compl_patternlen = compl_length;
ret = OK;
#endif
@@ -4907,6 +5069,7 @@ ins_compl_start(void)
-1, NULL, NULL, NULL, 0, flags, FALSE) != OK)
{
VIM_CLEAR(compl_pattern);
+ compl_patternlen = 0;
VIM_CLEAR(compl_orig_text);
return FAIL;
}
@@ -5195,7 +5358,7 @@ spell_back_to_badword(void)
{
pos_T tpos = curwin->w_cursor;
- spell_bad_len = spell_move_to(curwin, BACKWARD, TRUE, TRUE, NULL);
+ spell_bad_len = spell_move_to(curwin, BACKWARD, SMT_ALL, TRUE, NULL);
if (curwin->w_cursor.col != tpos.col)
start_arrow(&tpos);
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-22 19:30:56 +0000