patch 8.1.0542: shiftwidth() does not take 'vartabstop' into account
Problem: shiftwidth() does not take 'vartabstop' into account.
Solution: Use the cursor position or a position explicitly passed.
Also make >> and << work better with 'vartabstop'. (Christian
Brabandt)
diff --git a/src/edit.c b/src/edit.c
index 239881e..6b5bc0f 100644
--- a/src/edit.c
+++ b/src/edit.c
@@ -262,7 +262,6 @@
#ifdef FEAT_SMARTINDENT
static void ins_try_si(int c);
#endif
-static colnr_T get_nolist_virtcol(void);
#if defined(FEAT_EVAL)
static char_u *do_insert_char_pre(int c);
#endif
@@ -10681,9 +10680,14 @@
* Get the value that w_virtcol would have when 'list' is off.
* Unless 'cpo' contains the 'L' flag.
*/
- static colnr_T
+ colnr_T
get_nolist_virtcol(void)
{
+ // check validity of cursor in current buffer
+ if (curwin->w_buffer == NULL
+ || curwin->w_buffer->b_ml.ml_mfp == NULL
+ || curwin->w_cursor.lnum > curwin->w_buffer->b_ml.ml_line_count)
+ return 0;
if (curwin->w_p_list && vim_strchr(p_cpo, CPO_LISTWM) == NULL)
return getvcol_nolist(&curwin->w_cursor);
validate_virtcol();