patch 8.0.0041
Problem: When using Insert mode completion but not actually inserting
anything an undo item is still created. (Tommy Allen)
Solution: Do not call stop_arrow() when not inserting anything.
diff --git a/src/edit.c b/src/edit.c
index d763b53..53b43c4 100644
--- a/src/edit.c
+++ b/src/edit.c
@@ -2799,9 +2799,6 @@
ins_compl_prep(' ');
ins_compl_clear();
- if (stop_arrow() == FAIL)
- return;
-
compl_direction = FORWARD;
if (startcol > curwin->w_cursor.col)
startcol = curwin->w_cursor.col;
@@ -3876,7 +3873,8 @@
/* put the cursor on the last char, for 'tw' formatting */
if (prev_col > 0)
dec_cursor();
- if (stop_arrow() == OK)
+ /* only format when something was inserted */
+ if (!arrow_used && !ins_need_undo)
insertchar(NUL, 0, -1);
if (prev_col > 0
&& ml_get_curline()[curwin->w_cursor.col] != NUL)