Ejemplo n.º 1
0
 private void Tkns_add_word(byte tid, int src_bgn, int src_end) {
   if (tkns.Count() > 0) { // at least 1 tkn; check for "auto-and"
     Xow_search_tkn last_tkn = (Xow_search_tkn) tkns.Get_at_last();
     if (last_tkn.Tid()
         == Xow_search_tkn.Tid_word) // previous tkn is word; auto "AND" words; EX: A B -> A AND B
     tkns.Add(Xow_search_tkn.new_bry(Xow_search_tkn.Tid_and, Bry_and));
   }
   if (tid
       == Xow_search_tkn
           .Tid_word) { // if word has symbol, convert to quoted; EX: a-b should become "a-b";
                        // otherwise searcher would search for a single word a-b
     byte[] cur_word = Bry_.Mid(src, src_bgn, src_end);
     byte[][] words =
         gplx.xowa.bldrs.cmds.texts.Xob_search_base.Split_ttl_into_words(
             null, tmp_list, tmp_bfr, cur_word);
     int words_len = words.length;
     if (words_len == 1 // only one word
         && !Bry_.Eq(words[0], cur_word) // split word not same as raw
         && Bry_finder.Find_fwd(cur_word, Byte_ascii.Star) == -1 // no asterisk
     ) {
       tkns.Add(Xow_search_tkn.new_bry(tid, words[0]));
       return;
     }
     if (words.length > 1) // multiple words; add as quoted-term; EX: "a-b"
     tid = Xow_search_tkn.Tid_word_quoted;
   }
   tkns.Add(new_tkn(tid, src_bgn, src_end));
 }
Ejemplo n.º 2
0
 private void Select_rows_where(List_adp rv, Mem_stmt stmt, Criteria crt) {
   rv.Clear();
   int rows_len = rows.Count();
   for (int i = 0; i < rows_len; ++i) {
     Mem_row itm = (Mem_row) rows.Get_at(i);
     if (crt.Matches(itm)) rv.Add(itm);
   }
 }
Ejemplo n.º 3
0
 int[] Xto_int_ary(List_adp rslts) {
   int len = rslts.Count();
   int[] rv = new int[len];
   for (int i = 0; i < len; i++) {
     Xowd_page_itm page = (Xowd_page_itm) rslts.Get_at(i);
     rv[i] = page.Id();
   }
   return rv;
 }
Ejemplo n.º 4
0
 public Xow_search_tkn[] Scan(byte[] src) {
   this.src = src;
   this.src_len = src.length;
   tkns.Clear();
   pos = 0;
   txt_bgn = -1;
   while (pos < src_len) {
     byte cur_b = src[pos];
     Object cur_obj = trie.Match_bgn_w_byte(cur_b, src, pos, src_len);
     if (cur_obj == null) { // text character
       if (txt_bgn == -1) txt_bgn = pos; // 1st character not set; set it
       ++pos;
     } else { // AND, OR, (, ), -, \s, "
       int pos_end = trie.Match_pos();
       byte cur_tid = ((Byte_obj_val) cur_obj).Val();
       if (Cur_join_is_word(cur_tid, pos_end))
         continue; // ignore words containing "and", "or"; EX: "random"; "for"
       if (txt_bgn != -1) { // pending word; create
         Tkns_add_word(Xow_search_tkn.Tid_word, txt_bgn, pos);
         txt_bgn = -1;
       }
       switch (cur_tid) {
         case Xow_search_tkn.Tid_space: // discard spaces
           pos = Bry_finder.Find_fwd_while(src, pos, src_len, Byte_ascii.Space);
           break;
         case Xow_search_tkn.Tid_quote: // find end quote and add as word
           int quote_bgn = pos + 1;
           int quote_end = Bry_finder.Find_fwd(src, Byte_ascii.Quote, quote_bgn, src_len);
           if (quote_end == Bry_.NotFound)
             throw Err_.new_fmt_("could not find end quote: {0}", String_.new_u8(src));
           Tkns_add_word(Xow_search_tkn.Tid_word_quoted, quote_bgn, quote_end);
           pos = quote_end + 1; // +1 to place after quote
           break;
         case Xow_search_tkn.Tid_not:
           Tkns_add_word(Xow_search_tkn.Tid_not, pos, pos_end);
           pos = pos_end;
           break;
         case Xow_search_tkn.Tid_paren_bgn:
         case Xow_search_tkn.Tid_paren_end:
         case Xow_search_tkn.Tid_and:
         case Xow_search_tkn.Tid_or:
           tkns.Add(new_tkn(cur_tid, pos, pos_end));
           pos = pos_end;
           break;
         default:
           throw Err_.unhandled(cur_tid);
       }
     }
   }
   if (txt_bgn != -1) { // pending word; create
     Tkns_add_word(Xow_search_tkn.Tid_word, txt_bgn, pos);
     txt_bgn = -1;
   }
   return (Xow_search_tkn[]) tkns.To_ary_and_clear(Xow_search_tkn.class);
 }
Ejemplo n.º 5
0
 public int Delete(Mem_stmt stmt) {
   Db_qry_delete qry = (Db_qry_delete) stmt.Qry();
   Mem_stmt_args_.Fill(stmt.Stmt_args(), qry.Where());
   Select_rows_where(where_rows, stmt, qry.Where());
   int where_rows_len = where_rows.Count();
   for (int i = 0; i < where_rows_len; ++i) {
     Mem_row itm = (Mem_row) where_rows.Get_at(i);
     rows.Del(itm);
   }
   return where_rows_len;
 }
Ejemplo n.º 6
0
 int[] Xto_int_ary(Xoctg_data_ctg ctg) {
   List_adp list = List_adp_.new_();
   byte tid_max = Xoa_ctg_mgr.Tid__max;
   for (byte tid = 0; tid < tid_max; tid++) {
     Xoctg_idx_mgr grp = ctg.Grp_by_tid(tid);
     if (grp == null) continue;
     int len = grp.Itms_len();
     for (int i = 0; i < len; i++) {
       Xoctg_idx_itm itm = grp.Itms_get_at(i);
       list.Add(itm.Id());
     }
   }
   return (int[]) list.To_ary_and_clear(int.class);
 }
Ejemplo n.º 7
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 private static void Find_excludes(
     Ordered_hash exclude_pages,
     Xowe_wiki wiki,
     Xodb_load_mgr load_mgr,
     Xowd_page_itm tmp_page,
     Int_obj_ref tmp_id,
     List_adp exclude_ctgs) {
   if (exclude_ctgs == null) return;
   int exclude_ctgs_len = exclude_ctgs.Count();
   for (int i = 0; i < exclude_ctgs_len; i++) {
     byte[] exclude_ctg = (byte[]) exclude_ctgs.Get_at(i);
     Find_pages_in_ctg(exclude_pages, wiki, load_mgr, tmp_page, tmp_id, exclude_ctg);
   }
 }
Ejemplo n.º 8
0
  public static void Find_pages(List_adp rv, Xowe_wiki wiki, Dpl_itm itm) {
    rv.Clear();
    List_adp includes = itm.Ctg_includes();
    if (includes == null) return;
    int includes_len = includes.Count();
    Ordered_hash old_regy = Ordered_hash_.New(),
        new_regy = Ordered_hash_.New(),
        cur_regy = Ordered_hash_.New();
    Xodb_load_mgr load_mgr = wiki.Db_mgr().Load_mgr();
    Xowd_page_itm tmp_page = new Xowd_page_itm();
    Int_obj_ref tmp_id = Int_obj_ref.New_zero();
    List_adp del_list = List_adp_.New();
    int ns_filter = itm.Ns_filter();
    Ordered_hash exclude_pages = Ordered_hash_.New();
    Find_excludes(exclude_pages, wiki, load_mgr, tmp_page, tmp_id, itm.Ctg_excludes());

    for (int i = 0; i < includes_len; i++) { // loop over includes
      byte[] include = (byte[]) includes.Get_at(i);
      cur_regy.Clear();
      del_list.Clear();
      Find_pages_in_ctg(cur_regy, wiki, load_mgr, tmp_page, tmp_id, include);
      Del_old_pages_not_in_cur(i, tmp_id, old_regy, cur_regy, del_list);
      Add_cur_pages_also_in_old(i, tmp_id, old_regy, cur_regy, new_regy, exclude_pages, ns_filter);
      old_regy = new_regy;
      new_regy = Ordered_hash_.New();
    }
    int pages_len = old_regy.Count();
    for (int i = 0; i < pages_len; i++) { // loop over old and create pages
      Int_obj_ref old_id = (Int_obj_ref) old_regy.Get_at(i);
      rv.Add(new Xowd_page_itm().Id_(old_id.Val()));
    }
    wiki.Db_mgr().Load_mgr().Load_by_ids(Cancelable_.Never, rv, 0, pages_len);
    rv.Sort_by(Xowd_page_itm_sorter.IdAsc);
  }
Ejemplo n.º 9
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 public int Update(Mem_stmt stmt) {
   Db_qry_update qry = (Db_qry_update) stmt.Qry();
   Criteria where_crt = qry.Where();
   if (where_crt == null) where_crt = Criteria_.All;
   Mem_stmt_args_.Fill(stmt.Stmt_args(), where_crt);
   Select_rows_where(where_rows, stmt, where_crt);
   int where_rows_len = where_rows.Count();
   String[] update_cols = qry.Cols_for_update();
   int update_cols_len = update_cols.length;
   for (int i = 0; i < where_rows_len; ++i) {
     Mem_row itm = (Mem_row) where_rows.Get_at(i);
     for (int j = 0; j < update_cols_len; ++j) itm.Set_by(update_cols[j], stmt.Args_get_at(j));
   }
   return where_rows_len;
 }
Ejemplo n.º 10
0
 private static void Del_old_pages_not_in_cur(
     int i, Int_obj_ref tmp_id, Ordered_hash old_regy, Ordered_hash cur_regy, List_adp del_list) {
   if (i == 0) return; // skip logic for first ctg (which doesn't have a predecessor)
   int old_len = old_regy.Count();
   for (int j = 0; j < old_len; j++) { // if cur is not in new, del it
     Int_obj_ref old_id = (Int_obj_ref) old_regy.Get_at(j);
     if (!cur_regy.Has(tmp_id.Val_(old_id.Val()))) // old_itm does not exist in cur_regy
     del_list.Add(
           old_id); // remove; EX: (A,B) in old; B only in cur; old should now be (A) only
   }
   int del_len = del_list.Count();
   for (int j = 0; j < del_len; j++) {
     Int_obj_ref old_itm = (Int_obj_ref) del_list.Get_at(j);
     old_regy.Del(tmp_id.Val_(old_itm.Val()));
   }
 }
Ejemplo n.º 11
0
	int Compile_eval_cmd(byte[] fmt, int fmt_len, int eval_lhs_bgn, List_adp list) {
		int eval_lhs_end = Bry_finder.Find_fwd(fmt, char_eval_end, eval_lhs_bgn + Int_.Const_dlm_len, fmt_len); if (eval_lhs_end == Bry_.NotFound) throw Err_mgr._.fmt_(GRP_KEY, "eval_lhs_end_invalid", "could not find eval_lhs_end: ~{0}", String_.new_u8(fmt, eval_lhs_bgn, fmt_len));
		byte[] eval_dlm = Bry_.Mid(fmt, eval_lhs_bgn		, eval_lhs_end + Int_.Const_dlm_len);
		int eval_rhs_bgn = Bry_finder.Find_fwd(fmt, eval_dlm		, eval_lhs_end + Int_.Const_dlm_len, fmt_len); if (eval_rhs_bgn == Bry_.NotFound) throw Err_mgr._.fmt_(GRP_KEY, "eval_rhs_bgn_invalid", "could not find eval_rhs_bgn: ~{0}", String_.new_u8(fmt, eval_lhs_end, fmt_len));
		byte[] eval_cmd = Bry_.Mid(fmt, eval_lhs_end + Int_.Const_dlm_len, eval_rhs_bgn);
		byte[] eval_rslt = eval_mgr.Eval(eval_cmd);
		int eval_rhs_end = eval_rhs_bgn + Int_.Const_dlm_len + eval_dlm.length;
		if (eval_rslt == null) eval_rslt = Bry_.Mid(fmt, eval_lhs_bgn - 2, eval_rhs_end);	// not found; return original argument
		list.Add(Bry_fmtr_itm.dat_bry_(eval_rslt));
		return eval_rhs_end;
	}
Ejemplo n.º 12
0
 public void Fsdb_search_by_list(
     List_adp itms, Xow_wiki cur_wiki, Xoa_page page, Xog_js_wkr js_wkr) {
   if (!fsdb_enabled) return;
   int len = itms.Count();
   Gfo_usr_dlg usr_dlg = Gfo_usr_dlg_.Instance;
   Xow_wiki wiki = page.Commons_mgr().Source_wiki_or(cur_wiki);
   Xou_cache_mgr cache_mgr = wiki.App().User().User_db_mgr().Cache_mgr();
   for (int i = 0; i < len; i++) {
     if (usr_dlg.Canceled()) return;
     Xof_fsdb_itm fsdb = (Xof_fsdb_itm) itms.Get_at(i);
     if (fsdb.Hdump_mode() == Xof_fsdb_itm.Hdump_mode__null) {
       Xof_orig_itm orig = wiki.File__orig_mgr().Find_by_ttl_or_null(fsdb.Lnki_ttl(), i, len);
       if (orig != Xof_orig_itm.Null) { // orig exists;
         gplx.xowa.files.repos.Xof_repo_itm repo =
             wiki.File__repo_mgr().Get_trg_by_id_or_null(orig.Repo(), fsdb.Lnki_ttl(), Bry_.Empty);
         if (repo == null) continue;
         fsdb.Init_at_orig(
             orig.Repo(),
             repo.Wiki_domain(),
             orig.Ttl(),
             orig.Ext(),
             orig.W(),
             orig.H(),
             orig.Redirect());
       }
     }
     fsdb.Init_at_xfer(i, len);
     Xof_file_wkr.Show_img(
         fsdb,
         usr_dlg,
         wiki.File__bin_mgr(),
         wiki.File__mnt_mgr(),
         cache_mgr,
         wiki.File__repo_mgr(),
         js_wkr,
         img_size,
         url_bldr,
         page);
   }
 }
Ejemplo n.º 13
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 public int Insert(Mem_stmt stmt) {
   Mem_row itm = new Mem_row();
   Dbmeta_fld_mgr flds = meta.Flds();
   int len = flds.Len();
   for (int i = 0; i < len; ++i) {
     Dbmeta_fld_itm fld = flds.Get_at(i);
     String fld_name = fld.Name();
     Object val = fld.Autonum() ? Autonum_calc(fld_name) : stmt.Args_get_by(fld_name);
     if (val == null) continue; // NOTE: allow Bulk_insert from test to skip filds
     itm.Set_by(fld_name, val);
   }
   rows.Add(itm);
   return 1;
 }
Ejemplo n.º 14
0
 public static int[] Ary_get(Xow_domain_itm domain_itm, boolean wmf) {
   if (wmf && domain_itm != null && domain_itm.Domain_type().Tid() != Xow_domain_tid_.Tid__home)
     return Ary_wmf;
   if (Ary_nonwmf == null) {
     List_adp list = List_adp_.New();
     int len = Ary_wmf.length;
     for (int i = 0; i < len; ++i) {
       list.Add(Ary_wmf[i]);
     }
     list.Add_many(
         Xol_kwd_grp_.Id_strx_len,
         Xol_kwd_grp_.Id_strx_pos,
         Xol_kwd_grp_.Id_strx_rpos,
         Xol_kwd_grp_.Id_strx_sub,
         Xol_kwd_grp_.Id_strx_count,
         Xol_kwd_grp_.Id_strx_replace,
         Xol_kwd_grp_.Id_strx_explode,
         Xol_kwd_grp_.Id_strx_urldecode,
         Xol_kwd_grp_.Id_new_window_link);
     Ary_nonwmf = (int[]) list.To_ary_and_clear(int.class);
   }
   return Ary_nonwmf;
 }
Ejemplo n.º 15
0
 public Db_rdr Select(Mem_stmt stmt) {
   String[] select = null;
   Criteria where = null;
   Db_qry__select_in_tbl qry = Db_qry__select_in_tbl.as_(stmt.Qry());
   if (qry == null) {
     Db_qry__select_cmd qry2 = (Db_qry__select_cmd) stmt.Qry();
     select = To_str_ary(qry2.Cols().Flds);
     where = qry2.Where_itm().Root;
   } else {
     select = qry.Select_flds();
     where = qry.Where();
   }
   Mem_stmt_args_.Fill(stmt.Stmt_args(), where);
   Select_rows_where(where_rows, stmt, where);
   return new Mem_rdr(select, (Mem_row[]) where_rows.To_ary_and_clear(Mem_row.class));
 }
Ejemplo n.º 16
0
  public static GfoMsg chain_(GfoMsg owner, String key) {
    GfoMsg sub = owner;
    List_adp list = List_adp_.New();
    list.Add(sub.Key());
    while (sub != null) {
      if (sub.Subs_count() == 0) break;
      sub = (GfoMsg) sub.Subs_getAt(0);
      list.Add(sub.Key());
    }
    list.Add(key);

    GfoMsg root = GfoMsg_.new_parse_((String) list.Get_at(0));
    GfoMsg cur = root;
    for (int i = 1; i < list.Count(); i++) {
      String k = (String) list.Get_at(i);
      GfoMsg mm = GfoMsg_.new_parse_(k);
      cur.Subs_add(mm);
      cur = mm;
    }
    return root;
  }
Ejemplo n.º 17
0
 public void Xtn_parse(
     Xowe_wiki wiki, Xop_ctx ctx, Xop_root_tkn root, byte[] src, Xop_xnde_tkn xnde) {
   itm.Parse(wiki, ctx, ctx.Page().Ttl().Full_txt_w_ttl_case(), src, xnde);
   Dpl_page_finder.Find_pages(pages, wiki, itm);
   if (itm.Sort_ascending() != Bool_.__byte) pages.Sort_by(new Dpl_page_sorter(itm));
 }
Ejemplo n.º 18
0
 public void Xtn_write(
     Bry_bfr bfr,
     Xoae_app app,
     Xop_ctx ctx,
     Xoh_html_wtr html_wtr,
     Xoh_wtr_ctx hctx,
     Xoae_page wpg,
     Xop_xnde_tkn xnde,
     byte[] src) {
   Xowe_wiki wiki = ctx.Wiki();
   Dpl_html_data html_mode = Dpl_html_data.new_(Dpl_itm_keys.Key_unordered);
   int itms_len = pages.Count();
   if (itms_len == 0) {
     if (!itm.Suppress_errors()) bfr.Add_str_a7("No pages meet these criteria.");
     return;
   }
   int itms_bgn = 0;
   if (itm.Offset() != Int_.Min_value) {
     itms_bgn = itm.Offset();
   }
   if (itm.Count() != Int_.Min_value && itms_bgn + itm.Count() < itms_len) {
     itms_len = itms_bgn + itm.Count();
   }
   boolean show_ns = itm.Show_ns();
   Bry_bfr tmp_bfr = Bry_bfr_.Get();
   Xop_amp_mgr amp_mgr = wiki.Appe().Parser_amp_mgr();
   try {
     bfr.Add(html_mode.Grp_bgn()).Add_byte_nl();
     for (int i = itms_bgn; i < itms_len; i++) {
       Xowd_page_itm page = (Xowd_page_itm) pages.Get_at(i);
       Xoa_ttl ttl = Xoa_ttl.Parse(wiki, page.Ns_id(), page.Ttl_page_db());
       byte[] ttl_page_txt = show_ns ? ttl.Full_txt_w_ttl_case() : ttl.Page_txt();
       if (ttl_page_txt == null)
         continue; // NOTE: apparently DynamicPageList allows null pages; DATE:2013-07-22
       switch (html_mode.Tid()) {
         case Dpl_html_data.Tid_list_ul:
         case Dpl_html_data.Tid_list_ol:
           bfr.Add(Xoh_consts.Space_2).Add(html_mode.Itm_bgn()).Add(Gfh_bldr_.Bry__a_lhs_w_href);
           bfr.Add_str_a7("/wiki/")
               .Add(Gfo_url_encoder_.Href.Encode(ttl.Full_db()))
               .Add_byte_quote(); // NOTE: Full_db to encode spaces as underscores;
                                  // PAGE:en.q:Wikiquote:Speedy_deletions DATE:2016-01-19
           Gfh_atr_.Add(
               bfr,
               Gfh_atr_.Bry__title,
               Xoh_html_wtr_escaper.Escape(
                   amp_mgr,
                   tmp_bfr,
                   ttl
                       .Full_txt_w_ttl_case())); // NOTE: Full_txt b/c title always includes ns,
                                                 // even if show_ns is off;
                                                 // PAGE:en.b:Wikibooks:WikiProject DATE:2016-01-20
           if (itm.No_follow()) bfr.Add(Bry_nofollow);
           bfr.Add_byte(Byte_ascii.Gt);
           Xoh_html_wtr_escaper.Escape(
               amp_mgr, bfr, ttl_page_txt, 0, ttl_page_txt.length, false, false);
           bfr.Add(Gfh_bldr_.Bry__a_rhs).Add(html_mode.Itm_end()).Add_byte_nl();
           // TODO_OLD:
           // lnki_wtr.Clear().Href_wiki_(ttl).Title_(ttl).Nofollow_().Write_head(bfr).Write_text(bfr).Write_tail(bfr)
           break;
         default:
           break;
       }
     }
     bfr.Add(html_mode.Grp_end()).Add_byte_nl();
   } finally {
     tmp_bfr.Mkr_rls();
   }
 }
Ejemplo n.º 19
0
	public Bry_fmtr Compile() {
		synchronized (this) {	// THREAD: DATE:2015-04-29
			Bry_bfr lkp_bfr = Bry_bfr.new_(16);
			int fmt_len = fmt.length; int fmt_end = fmt_len - 1; int fmt_pos = 0;
			byte[] trg_bry = new byte[fmt_len]; int trg_pos = 0;
			boolean lkp_is_active = false, lkp_is_numeric = true;
			byte nxt_byte, tmp_byte;
			List_adp list = List_adp_.new_();
			fmt_args_exist = false;
			while (true) {
				if (fmt_pos > fmt_end) break;
				byte cur_byte = fmt[fmt_pos];
				if		(lkp_is_active) {
					if (cur_byte == char_arg_end) {
						if (lkp_is_numeric)
							list.Add(Bry_fmtr_itm.arg_(lkp_bfr.XtoInt(0) - baseInt));
						else {
							byte[] key_fmt = lkp_bfr.Xto_bry();
							Object idx_ref = keys.Get_by(Bry_obj_ref.new_(key_fmt));
							if (idx_ref == null) {
								int lkp_bfr_len = lkp_bfr.Len();
								byte[] lkp_bry = lkp_bfr.Bfr();
								trg_bry[trg_pos++] = char_escape;
								trg_bry[trg_pos++] = char_arg_bgn;
								for (int i = 0; i < lkp_bfr_len; i++)
									trg_bry[trg_pos++] = lkp_bry[i];
								trg_bry[trg_pos++] = char_arg_end;
							}
							else {
								list.Add(Bry_fmtr_itm.arg_(((Int_obj_val)idx_ref).Val() - baseInt));
							}
						}
						lkp_is_active = false;
						lkp_bfr.Clear();
						fmt_args_exist = true;
					}
					else {
						lkp_bfr.Add_byte(cur_byte);
						switch (cur_byte) {
							case Byte_ascii.Num_0: case Byte_ascii.Num_1: case Byte_ascii.Num_2: case Byte_ascii.Num_3: case Byte_ascii.Num_4:
							case Byte_ascii.Num_5: case Byte_ascii.Num_6: case Byte_ascii.Num_7: case Byte_ascii.Num_8: case Byte_ascii.Num_9:
								break;
							default:
								lkp_is_numeric = false;
								break;
						}
					}
					fmt_pos += 1;
				}
				else if	(cur_byte == char_escape) {
					if (fmt_pos == fmt_end) {
						if (fail_when_invalid_escapes)
							throw Err_.new_("escape char encountered but no more chars left");
						else {
							trg_bry[trg_pos] = cur_byte;
							break;
						}
					}
					nxt_byte = fmt[fmt_pos + 1];
					if (nxt_byte == char_arg_bgn) {
						if (trg_pos > 0) {list.Add(Bry_fmtr_itm.dat_(trg_bry, trg_pos)); trg_pos = 0;}	// something pending; add it to list
						int eval_lhs_bgn = fmt_pos + 2;
						if (eval_lhs_bgn < fmt_len && fmt[eval_lhs_bgn] == char_eval_bgn) {	// eval found
							fmt_pos = Compile_eval_cmd(fmt, fmt_len, eval_lhs_bgn, list);
							continue;
						}
						else {
							lkp_is_active = true;
							lkp_is_numeric = true;
						}
					}
					else {	// ~{0}; ~~ -> ~; ~n -> newLine; ~t -> tab
						if		(nxt_byte == char_escape)		tmp_byte = char_escape;
						else if	(nxt_byte == char_escape_nl)	tmp_byte = Byte_ascii.Nl;
						else if (nxt_byte == char_escape_tab)	tmp_byte = Byte_ascii.Tab;
						else {
							if (fail_when_invalid_escapes) throw Err_.new_("unknown escape code").Add("code", Char_.XbyInt(nxt_byte)).Add("fmt_pos", fmt_pos + 1);
							else
								tmp_byte = cur_byte;
						}
						trg_bry[trg_pos++] = tmp_byte;
					}
					fmt_pos += 2;
				}
				else {
					trg_bry[trg_pos++] = cur_byte;
					fmt_pos += 1;
				}
			}
			if (lkp_is_active) throw Err_.new_("idx mode not closed");
			if (trg_pos > 0) {list.Add(Bry_fmtr_itm.dat_(trg_bry, trg_pos)); trg_pos = 0;}
			itms = (Bry_fmtr_itm[])list.To_ary(Bry_fmtr_itm.class);
			itms_len = itms.length;
			return this;
		}
	}