Mercurial > vim
diff src/eval.c @ 5979:f9fa2e506b9f v7.4.330
updated for version 7.4.330
Problem: Using a regexp pattern to highlight a specific position can be
slow.
Solution: Add matchaddpos() to highlight specific positions efficiently.
(Alexey Radkov)
| author | Bram Moolenaar <bram@vim.org> |
|---|---|
| date | Tue, 17 Jun 2014 17:48:32 +0200 |
| parents | 99d8f2d72dcd |
| children | adc4a84f72eb |
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--- a/src/eval.c +++ b/src/eval.c @@ -622,6 +622,7 @@ static void f_maparg __ARGS((typval_T *a static void f_mapcheck __ARGS((typval_T *argvars, typval_T *rettv)); static void f_match __ARGS((typval_T *argvars, typval_T *rettv)); static void f_matchadd __ARGS((typval_T *argvars, typval_T *rettv)); +static void f_matchaddpos __ARGS((typval_T *argvars, typval_T *rettv)); static void f_matcharg __ARGS((typval_T *argvars, typval_T *rettv)); static void f_matchdelete __ARGS((typval_T *argvars, typval_T *rettv)); static void f_matchend __ARGS((typval_T *argvars, typval_T *rettv)); @@ -8054,6 +8055,7 @@ static struct fst {"mapcheck", 1, 3, f_mapcheck}, {"match", 2, 4, f_match}, {"matchadd", 2, 4, f_matchadd}, + {"matchaddpos", 2, 4, f_matchaddpos}, {"matcharg", 1, 1, f_matcharg}, {"matchdelete", 1, 1, f_matchdelete}, {"matchend", 2, 4, f_matchend}, @@ -11767,6 +11769,7 @@ f_getmatches(argvars, rettv) #ifdef FEAT_SEARCH_EXTRA dict_T *dict; matchitem_T *cur = curwin->w_match_head; + int i; if (rettv_list_alloc(rettv) == OK) { @@ -11775,8 +11778,36 @@ f_getmatches(argvars, rettv) dict = dict_alloc(); if (dict == NULL) return; + if (cur->match.regprog == NULL) + { + /* match added with matchaddpos() */ + for (i = 0; i < MAXPOSMATCH; ++i) + { + llpos_T *llpos; + char buf[6]; + list_T *l; + + llpos = &cur->pos.pos[i]; + if (llpos->lnum == 0) + break; + l = list_alloc(); + if (l == NULL) + break; + list_append_number(l, (varnumber_T)llpos->lnum); + if (llpos->col > 0) + { + list_append_number(l, (varnumber_T)llpos->col); + list_append_number(l, (varnumber_T)llpos->len); + } + sprintf(buf, "pos%d", i + 1); + dict_add_list(dict, buf, l); + } + } + else + { + dict_add_nr_str(dict, "pattern", 0L, cur->pattern); + } dict_add_nr_str(dict, "group", 0L, syn_id2name(cur->hlg_id)); - dict_add_nr_str(dict, "pattern", 0L, cur->pattern); dict_add_nr_str(dict, "priority", (long)cur->priority, NULL); dict_add_nr_str(dict, "id", (long)cur->id, NULL); list_append_dict(rettv->vval.v_list, dict); @@ -14313,7 +14344,58 @@ f_matchadd(argvars, rettv) return; } - rettv->vval.v_number = match_add(curwin, grp, pat, prio, id); + rettv->vval.v_number = match_add(curwin, grp, pat, prio, id, NULL); +#endif +} + +/* + * "matchaddpos()" function + */ + static void +f_matchaddpos(argvars, rettv) + typval_T *argvars UNUSED; + typval_T *rettv UNUSED; +{ +#ifdef FEAT_SEARCH_EXTRA + char_u buf[NUMBUFLEN]; + char_u *group; + int prio = 10; + int id = -1; + int error = FALSE; + list_T *l; + + rettv->vval.v_number = -1; + + group = get_tv_string_buf_chk(&argvars[0], buf); + if (group == NULL) + return; + + if (argvars[1].v_type != VAR_LIST) + { + EMSG2(_(e_listarg), "matchaddpos()"); + return; + } + l = argvars[1].vval.v_list; + if (l == NULL) + return; + + if (argvars[2].v_type != VAR_UNKNOWN) + { + prio = get_tv_number_chk(&argvars[2], &error); + if (argvars[3].v_type != VAR_UNKNOWN) + id = get_tv_number_chk(&argvars[3], &error); + } + if (error == TRUE) + return; + + /* id == 3 is ok because matchaddpos() is supposed to substitute :3match */ + if (id == 1 || id == 2) + { + EMSGN("E798: ID is reserved for \":match\": %ld", id); + return; + } + + rettv->vval.v_number = match_add(curwin, group, NULL, prio, id, l); #endif } @@ -16816,7 +16898,7 @@ f_setmatches(argvars, rettv) match_add(curwin, get_dict_string(d, (char_u *)"group", FALSE), get_dict_string(d, (char_u *)"pattern", FALSE), (int)get_dict_number(d, (char_u *)"priority"), - (int)get_dict_number(d, (char_u *)"id")); + (int)get_dict_number(d, (char_u *)"id"), NULL); li = li->li_next; } rettv->vval.v_number = 0;