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Diffstat (limited to 'src/nvim/insexpand.c')
-rw-r--r--src/nvim/insexpand.c131
1 files changed, 84 insertions, 47 deletions
diff --git a/src/nvim/insexpand.c b/src/nvim/insexpand.c
index d22c1ff980..ec885b33c3 100644
--- a/src/nvim/insexpand.c
+++ b/src/nvim/insexpand.c
@@ -659,17 +659,23 @@ int ins_compl_add_infercase(char_u *str_arg, int len, bool icase, char_u *fname,
/// Add a match to the list of matches
///
-/// @param[in] str Match to add.
-/// @param[in] len Match length, -1 to use #STRLEN.
-/// @param[in] fname File name match comes from. May be NULL.
-/// @param[in] cptext Extra text for popup menu. May be NULL. If not NULL,
-/// must have exactly #CPT_COUNT items.
+/// @param[in] str text of the match to add
+/// @param[in] len length of "str". If -1, then the length of "str" is computed.
+/// @param[in] fname file name to associate with this match. May be NULL.
+/// @param[in] cptext list of strings to use with this match (for abbr, menu, info
+/// and kind). May be NULL.
+/// If not NULL, must have exactly #CPT_COUNT items.
/// @param[in] cptext_allocated If true, will not copy cptext strings.
///
/// @note Will free strings in case of error.
/// cptext itself will not be freed.
-/// @param[in] cdir Completion direction.
-/// @param[in] adup True if duplicate matches are to be accepted.
+/// @param[in] user_data user supplied data (any vim type) for this match
+/// @param[in] cdir match direction. If 0, use "compl_direction".
+/// @param[in] flags_arg match flags (cp_flags)
+/// @param[in] adup accept this match even if it is already present.
+///
+/// If "cdir" is FORWARD, then the match is added after the current match.
+/// Otherwise, it is added before the current match.
///
/// @return NOTDONE if the given string is already in the list of completions,
/// otherwise it is added to the list and OK is returned. FAIL will be
@@ -768,7 +774,8 @@ static int ins_compl_add(char_u *const str, int len, char_u *const fname,
match->cp_user_data = *user_data;
}
- // Link the new match structure in the list of matches.
+ // Link the new match structure after (FORWARD) or before (BACKWARD) the
+ // current match in the list of matches .
if (compl_first_match == NULL) {
match->cp_next = match->cp_prev = NULL;
} else if (dir == FORWARD) {
@@ -1005,6 +1012,8 @@ static dict_T *ins_compl_dict_alloc(compl_T *match)
return dict;
}
+/// Trigger the CompleteChanged autocmd event. Invoked each time the Insert mode
+/// completion menu is changed.
static void trigger_complete_changed_event(int cur)
{
static bool recursive = false;
@@ -1181,8 +1190,8 @@ void ins_compl_show_pum(void)
#define DICT_FIRST (1) ///< use just first element in "dict"
#define DICT_EXACT (2) ///< "dict" is the exact name of a file
-/// Add any identifiers that match the given pattern in the list of dictionary
-/// files "dict_start" to the list of completions.
+/// Add any identifiers that match the given pattern "pat" in the list of
+/// dictionary files "dict_start" to the list of completions.
///
/// @param flags DICT_FIRST and/or DICT_EXACT
/// @param thesaurus Thesaurus completion
@@ -1283,6 +1292,54 @@ theend:
xfree(buf);
}
+/// Add all the words in the line "*buf_arg" from the thesaurus file "fname"
+/// skipping the word at 'skip_word'.
+///
+/// @return OK on success.
+static int thesaurus_add_words_in_line(char *fname, char_u **buf_arg, int dir, char_u *skip_word)
+{
+ int status = OK;
+
+ // Add the other matches on the line
+ char_u *ptr = *buf_arg;
+ while (!got_int) {
+ // Find start of the next word. Skip white
+ // space and punctuation.
+ ptr = find_word_start(ptr);
+ if (*ptr == NUL || *ptr == NL) {
+ break;
+ }
+ char_u *wstart = ptr;
+
+ // Find end of the word.
+ // Japanese words may have characters in
+ // different classes, only separate words
+ // with single-byte non-word characters.
+ while (*ptr != NUL) {
+ const int l = utfc_ptr2len((const char *)ptr);
+
+ if (l < 2 && !vim_iswordc(*ptr)) {
+ break;
+ }
+ ptr += l;
+ }
+
+ // Add the word. Skip the regexp match.
+ if (wstart != skip_word) {
+ status = ins_compl_add_infercase(wstart, (int)(ptr - wstart), p_ic,
+ (char_u *)fname, dir, false);
+ if (status == FAIL) {
+ break;
+ }
+ }
+ }
+
+ *buf_arg = ptr;
+ return status;
+}
+
+/// Process "count" dictionary/thesaurus "files" and add the text matching
+/// "regmatch".
static void ins_compl_files(int count, char **files, int thesaurus, int flags, regmatch_T *regmatch,
char_u *buf, Direction *dir)
FUNC_ATTR_NONNULL_ARG(2, 7)
@@ -1320,38 +1377,10 @@ static void ins_compl_files(int count, char **files, int thesaurus, int flags, r
(int)(ptr - regmatch->startp[0]),
p_ic, (char_u *)files[i], *dir, false);
if (thesaurus) {
- char_u *wstart;
-
- // Add the other matches on the line
+ // For a thesaurus, add all the words in the line
ptr = buf;
- while (!got_int) {
- // Find start of the next word. Skip white
- // space and punctuation.
- ptr = find_word_start(ptr);
- if (*ptr == NUL || *ptr == NL) {
- break;
- }
- wstart = ptr;
-
- // Find end of the word.
- // Japanese words may have characters in
- // different classes, only separate words
- // with single-byte non-word characters.
- while (*ptr != NUL) {
- const int l = utfc_ptr2len((char *)ptr);
-
- if (l < 2 && !vim_iswordc(*ptr)) {
- break;
- }
- ptr += l;
- }
-
- // Add the word. Skip the regexp match.
- if (wstart != regmatch->startp[0]) {
- add_r = ins_compl_add_infercase(wstart, (int)(ptr - wstart),
- p_ic, (char_u *)files[i], *dir, false);
- }
- }
+ add_r = thesaurus_add_words_in_line(files[i], &ptr, *dir,
+ regmatch->startp[0]);
}
if (add_r == OK) {
// if dir was BACKWARD then honor it just once
@@ -1536,12 +1565,12 @@ int ins_compl_bs(void)
xfree(compl_leader);
compl_leader = vim_strnsave(line + compl_col, (size_t)(p_off - (ptrdiff_t)compl_col));
+
ins_compl_new_leader();
if (compl_shown_match != NULL) {
// Make sure current match is not a hidden item.
compl_curr_match = compl_shown_match;
}
-
return NUL;
}
@@ -2243,10 +2272,15 @@ static int ins_compl_add_tv(typval_T *const tv, const Direction dir, bool fast)
for (size_t i = 0; i < CPT_COUNT; i++) {
xfree(cptext[i]);
}
+ tv_clear(&user_data);
return FAIL;
}
- return ins_compl_add((char_u *)word, -1, NULL,
- (char_u **)cptext, true, &user_data, dir, flags, dup);
+ int status = ins_compl_add((char_u *)word, -1, NULL, (char_u **)cptext, true,
+ &user_data, dir, flags, dup);
+ if (status != OK) {
+ tv_clear(&user_data);
+ }
+ return status;
}
/// Add completions from a list.
@@ -2401,6 +2435,8 @@ static char_u *ins_compl_mode(void)
return (char_u *)"";
}
+/// Assign the sequence number to all the completion matches which don't have
+/// one assigned yet.
static void ins_compl_update_sequence_numbers(void)
{
int number = 0;
@@ -2582,8 +2618,8 @@ enum {
/// st->dict_f - flag specifying whether "dict" is an exact file name or not
///
/// @return INS_COMPL_CPT_OK if the next value is processed successfully.
-/// INS_COMPL_CPT_CONT to skip the current value and process the next
-/// option value.
+/// INS_COMPL_CPT_CONT to skip the current completion source matching
+/// the "st->e_cpt" option value and process the next matching source.
/// INS_COMPL_CPT_END if all the values in "st->e_cpt" are processed.
static int process_next_cpt_value(ins_compl_next_state_T *st, int *compl_type_arg,
pos_T *start_match_pos)
@@ -3764,7 +3800,7 @@ static int get_userdefined_compl_info(colnr_T curs_col)
return FAIL;
}
- // Reset extended parameters of completion, when start new
+ // Reset extended parameters of completion, when starting new
// completion.
compl_opt_refresh_always = false;
@@ -4154,6 +4190,7 @@ int ins_complete(int c, bool enable_pum)
return OK;
}
+/// Remove (if needed) and show the popup menu
static void show_pum(int prev_w_wrow, int prev_w_leftcol)
{
// RedrawingDisabled may be set when invoked through complete().