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vim-patch:8.2.3950: going beyond the end of the line with /\%V

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Problem:    Going beyond the end of the line with /\%V.
Solution:   Check for valid column in getvcol().
94f3192b03
This commit is contained in:
zeertzjq
2022-03-10 16:43:32 +08:00
parent d2d3be0a4a
commit c3208feb72
2 changed files with 14 additions and 4 deletions
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10
src/nvim/charset.c
View File

@@ -928,10 +928,12 @@ void getvcol(win_T *wp, pos_T *pos, colnr_T *start, colnr_T *cursor, colnr_T *en
// continue until the NUL // continue until the NUL
posptr = NULL; posptr = NULL;
} else { } else {
// Special check for an empty line, which can happen on exit, when // In a few cases the position can be beyond the end of the line.
// ml_get_buf() always returns an empty string. for (colnr_T i = 0; i < pos->col; i++) {
if (*ptr == NUL) { if (ptr[i] == NUL) {
pos->col = 0; pos->col = i;
break;
}
} }
posptr = ptr + pos->col; posptr = ptr + pos->col;
posptr -= utf_head_off(line, posptr); posptr -= utf_head_off(line, posptr);

8
src/nvim/testdir/test_regexp_latin.vim
View File

@@ -803,4 +803,12 @@ func Test_using_visual_position()
bwipe! bwipe!
endfunc endfunc
func Test_using_invalid_visual_position()
" this was going beyond the end of the line
new
exe "norm 0o000\<Esc>0\<C-V>$s0"
/\%V
bwipe!
endfunc
" vim: shiftwidth=2 sts=2 expandtab " vim: shiftwidth=2 sts=2 expandtab