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fix(drawline): don't use temporary "v" variable when not needed (#26777)

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zeertzjq 2023-12-28 19:26:59 +08:00 committed by GitHub
parent 53a3e6ac87
commit 2b9d3869f8
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2 changed files with 31 additions and 10 deletions
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22
src/nvim/drawline.c
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@ -1542,7 +1542,7 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool number_onl
if (sign_num_attr == 0) {
statuscol.num_attr = get_line_number_attr(wp, &wlv);
}
v = (ptr - line);
v = ptr - line;
draw_statuscol(wp, &wlv, lnum, wlv.row - startrow - wlv.filler_lines, &statuscol);
if (wp->w_redr_statuscol) {
break;
@ -1646,11 +1646,12 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool number_onl
decor_need_recheck = false;
}
if (wlv.filler_todo <= 0) {
extmark_attr = decor_redraw_col(wp, (colnr_T)v, wlv.off, selected, &decor_state);
extmark_attr = decor_redraw_col(wp, (colnr_T)(ptr - line), wlv.off, selected,
&decor_state);
}
if (!has_fold && wp->w_buffer->b_virt_text_inline > 0) {
handle_inline_virtual_text(wp, &wlv, v);
handle_inline_virtual_text(wp, &wlv, ptr - line);
if (wlv.n_extra > 0 && wlv.virt_inline_hl_mode <= kHlModeReplace) {
// restore search_attr and area_attr when n_extra is down to zero
// TODO(bfredl): this is ugly as fuck. look if we can do this some other way.
@ -1692,7 +1693,7 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool number_onl
// Check for start/end of 'hlsearch' and other matches.
// After end, check for start/end of next match.
// When another match, have to check for start again.
v = (ptr - line);
v = ptr - line;
search_attr = update_search_hl(wp, lnum, (colnr_T)v, &line, &screen_search_hl,
&has_match_conc, &match_conc, lcs_eol_one,
&on_last_col, &search_attr_from_match);
@ -1756,6 +1757,7 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool number_onl
}
if (draw_folded && wlv.n_extra == 0 && wlv.col == win_col_offset) {
v = ptr - line;
linenr_T lnume = lnum + foldinfo.fi_lines - 1;
memset(buf_fold, ' ', FOLD_TEXT_LEN);
wlv.p_extra = get_foldtext(wp, lnum, lnume, foldinfo, buf_fold, &fold_vt);
@ -1943,7 +1945,7 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool number_onl
// Get extmark and syntax attributes, unless still at the start of the line
// (double-wide char that doesn't fit).
v = (ptr - line);
v = ptr - line;
if (has_syntax && v > 0) {
// Get the syntax attribute for the character. If there
// is an error, disable syntax highlighting.
@ -2001,7 +2003,7 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool number_onl
// Only do this when there is no syntax highlighting, the
// @Spell cluster is not used or the current syntax item
// contains the @Spell cluster.
v = (ptr - line);
v = ptr - line;
if (spv->spv_has_spell && v >= word_end && v > cur_checked_col) {
spell_attr = 0;
// do not calculate cap_col at the end of the line or when
@ -2671,12 +2673,12 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool number_onl
&& !has_fold) {
if (has_decor && *ptr == NUL && lcs_eol_one == 0) {
// Tricky: there might be a virtual text just _after_ the last char
decor_redraw_col(wp, (colnr_T)v, wlv.off, false, &decor_state);
decor_redraw_col(wp, (colnr_T)(ptr - line), wlv.off, false, &decor_state);
}
if (*ptr != NUL
|| lcs_eol_one > 0
|| (wlv.n_extra > 0 && (wlv.c_extra != NUL || *wlv.p_extra != NUL))
|| has_more_inline_virt(&wlv, v)) {
|| has_more_inline_virt(&wlv, ptr - line)) {
mb_c = wp->w_p_lcs_chars.ext;
wlv.char_attr = win_hl_attr(wp, HLF_AT);
mb_schar = schar_from_char(mb_c);
@ -2819,7 +2821,7 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool number_onl
// At the end of screen line: might need to peek for decorations just after
// this position.
if (!has_fold && wp->w_p_wrap && wlv.n_extra == 0) {
decor_redraw_col(wp, (int)(ptr - line), -3, false, &decor_state);
decor_redraw_col(wp, (colnr_T)(ptr - line), -3, false, &decor_state);
// Check position/hiding of virtual text again on next screen line.
decor_need_recheck = true;
} else if (has_fold || !wp->w_p_wrap) {
@ -2837,7 +2839,7 @@ int win_line(win_T *wp, linenr_T lnum, int startrow, int endrow, bool number_onl
|| (wp->w_p_list && wp->w_p_lcs_chars.eol != NUL
&& wlv.p_extra != at_end_str)
|| (wlv.n_extra != 0 && (wlv.c_extra != NUL || *wlv.p_extra != NUL))
|| has_more_inline_virt(&wlv, v))) {
|| has_more_inline_virt(&wlv, ptr - line))) {
bool wrap = wp->w_p_wrap // Wrapping enabled.
&& wlv.filler_todo <= 0 // Not drawing diff filler lines.
&& lcs_eol_one != -1 // Haven't printed the lcs_eol character.

19
test/functional/ui/decorations_spec.lua
View File

@ -762,6 +762,8 @@ describe('extmark decorations', function()
[39] = {foreground = Screen.colors.Blue1, background = Screen.colors.LightCyan1, bold = true};
[40] = {reverse = true};
[41] = {bold = true, reverse = true};
[42] = {undercurl = true, special = Screen.colors.Red};
[43] = {background = Screen.colors.Yellow, undercurl = true, special = Screen.colors.Red};
}
ns = meths.create_namespace 'test'
@ -1904,6 +1906,23 @@ describe('extmark decorations', function()
]])
end)
it('highlight works properly with multibyte text and spell #26771', function()
insert('口口\n')
screen:try_resize(50, 3)
meths.buf_set_extmark(0, ns, 0, 0, { end_col = 3, hl_group = 'Search' })
screen:expect([[
{34:口}口 |
^ |
|
]])
command('setlocal spell')
screen:expect([[
{43:口}{42:口} |
^ |
|
]])
end)
it('supports multiline highlights', function()
insert(example_text)
feed 'gg'