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vim-patch:9.1.0054: 'linebreak' may still apply to leading whitespace

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Problem:  'linebreak' may still apply to leading whitespace
          (VanaIgr)
Solution: Compare pointers instead of virtual columns.
          (zeertzjq)

related: #27180
closes: vim/vim#13915

703f9bc943

Co-authored-by: VanaIgr <vanaigranov@gmail.com>
This commit is contained in:
zeertzjq 2024-01-26 07:00:25 +08:00
parent 83b51b36aa
commit 52d8741c78
2 changed files with 12 additions and 14 deletions
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18
src/nvim/plines.c
View File

@ -277,22 +277,20 @@ CharSize charsize_regular(CharsizeArg *csarg, char *const cur, colnr_T const vco
size += added; size += added;
} }
char *s = cur; bool need_lbr = false;
colnr_T vcol_start = 0; // start from where to consider linebreak
// If 'linebreak' set check at a blank before a non-blank if the line // If 'linebreak' set check at a blank before a non-blank if the line
// needs a break here // needs a break here.
if (wp->w_p_lbr && wp->w_p_wrap && wp->w_width_inner != 0) { if (wp->w_p_lbr && wp->w_p_wrap && wp->w_width_inner != 0
&& vim_isbreak((uint8_t)cur[0]) && !vim_isbreak((uint8_t)cur[1])) {
char *t = csarg->line; char *t = csarg->line;
while (vim_isbreak((uint8_t)t[0])) { while (vim_isbreak((uint8_t)t[0])) {
t++; t++;
} }
vcol_start = (colnr_T)(t - csarg->line); // 'linebreak' is only needed when not in leading whitespace.
need_lbr = cur >= t;
} }
if (wp->w_p_lbr && vcol_start <= vcol if (need_lbr) {
&& vim_isbreak((uint8_t)s[0]) char *s = cur;
&& !vim_isbreak((uint8_t)s[1])
&& wp->w_p_wrap
&& wp->w_width_inner != 0) {
// Count all characters from first non-blank after a blank up to next // Count all characters from first non-blank after a blank up to next
// non-blank after a blank. // non-blank after a blank.
int numberextra = win_col_off(wp); int numberextra = win_col_off(wp);

8
test/old/testdir/test_listlbr.vim
View File

@ -375,13 +375,13 @@ endfunc
func Test_linebreak_no_break_after_whitespace_only() func Test_linebreak_no_break_after_whitespace_only()
call s:test_windows('setl ts=4 linebreak wrap') call s:test_windows('setl ts=4 linebreak wrap')
call setline(1, "\tabcdefghijklmnopqrstuvwxyz" .. call setline(1, "\t abcdefghijklmnopqrstuvwxyz" ..
\ "abcdefghijklmnopqrstuvwxyz") \ "abcdefghijklmnopqrstuvwxyz")
let lines = s:screen_lines([1, 4], winwidth(0)) let lines = s:screen_lines([1, 4], winwidth(0))
let expect = [ let expect = [
\ " abcdefghijklmnop", \ " abcdefghijklmn",
\ "qrstuvwxyzabcdefghij", \ "opqrstuvwxyzabcdefgh",
\ "klmnopqrstuvwxyz ", \ "ijklmnopqrstuvwxyz ",
\ "~ ", \ "~ ",
\ ] \ ]
call s:compare_lines(expect, lines) call s:compare_lines(expect, lines)