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patch 8.2.0963: number increment/decrement does not work with 'virtualedit'

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Problem:    Number increment/decrement does not work with 'virtualedit'.
Solution:   Handle coladd changing. (Christian Brabandt, closes #6240,
            closes #923)
This commit is contained in:
Bram Moolenaar
2020-06-12 20:19:44 +02:00
parent f6e020b122
commit 6c6be9e88d
5 changed files with 49 additions and 4 deletions
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11
src/ops.c
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@@ -2446,6 +2446,7 @@ do_addsub(
int maxlen = 0;
pos_T startpos;
pos_T endpos;
colnr_T save_coladd = 0;
do_hex = (vim_strchr(curbuf->b_p_nf, 'x') != NULL); // "heX"
do_oct = (vim_strchr(curbuf->b_p_nf, 'o') != NULL); // "Octal"
@@ -2453,11 +2454,17 @@ do_addsub(
do_alpha = (vim_strchr(curbuf->b_p_nf, 'p') != NULL); // "alPha"
do_unsigned = (vim_strchr(curbuf->b_p_nf, 'u') != NULL); // "Unsigned"
if (virtual_active())
{
save_coladd = pos->coladd;
pos->coladd = 0;
}
curwin->w_cursor = *pos;
ptr = ml_get(pos->lnum);
col = pos->col;
if (*ptr == NUL)
if (*ptr == NUL || col + !!save_coladd >= (int)STRLEN(ptr))
goto theend;
/*
@@ -2824,6 +2831,8 @@ theend:
curwin->w_cursor = save_cursor;
else if (did_change)
curwin->w_set_curswant = TRUE;
else if (virtual_active())
curwin->w_cursor.coladd = save_coladd;
return did_change;
}