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vim-patch:8.2.4091: virtcol is recomputed for statusline unnecessarily

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Problem:    Virtcol is recomputed for statusline unnecessarily.
Solution:   Just use "w_virtcol". (closes vim/vim#9523)
0f112052ac
This commit is contained in:
zeertzjq 2022-01-15 07:47:13 +08:00
parent 574a582202
commit 147f65373e
2 changed files with 10 additions and 8 deletions
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9
src/nvim/buffer.c
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@ -4001,14 +4001,7 @@ int build_stl_str_hl(win_T *wp, char_u *out, size_t outlen, char_u *fmt, int use
case STL_VIRTCOL:
case STL_VIRTCOL_ALT: {
// In list mode virtcol needs to be recomputed
colnr_T virtcol = wp->w_virtcol;
if (wp->w_p_list && wp->w_p_lcs_chars.tab1 == NUL) {
wp->w_p_list = false;
getvcol(wp, &wp->w_cursor, NULL, &virtcol, NULL);
wp->w_p_list = true;
}
virtcol++;
colnr_T virtcol = wp->w_virtcol + 1;
// Don't display %V if it's the same as %c.
if (opt == STL_VIRTCOL_ALT
&& (virtcol == (colnr_T)(!(State & INSERT) && empty_line

9
src/nvim/testdir/test_statusline.vim
View File

@ -186,7 +186,16 @@ func Test_statusline()
set virtualedit=all
norm 10|
call assert_match('^10,-10\s*$', s:get_statusline())
set list
call assert_match('^10,-10\s*$', s:get_statusline())
set virtualedit&
exe "norm A\<Tab>\<Tab>a\<Esc>"
" In list mode a <Tab> is shown as "^I", which is 2-wide.
call assert_match('^9,-9\s*$', s:get_statusline())
set list&
" Now the second <Tab> ends at the 16th screen column.
call assert_match('^17,-17\s*$', s:get_statusline())
undo
" %w: Preview window flag, text is "[Preview]".
" %W: Preview window flag, text is ",PRV".