'breakindent' seems to break gqap about vim

[chrisbra]

Hm, we already disable 'linebreak' option when formatting text. I think we may also need to disable 'breakindent' so that counting the line length is not influenced by the additional indent from the breakindent option.

Something like this:

diff --git a/src/textformat.c b/src/textformat.c
index 41ec2cfe4..d380899c8 100644
--- a/src/textformat.c
+++ b/src/textformat.c
@@ -59,9 +59,11 @@ internal_format(
     int                safe_tw = trim_to_int(8 * (vimlong_T)textwidth);
 #ifdef FEAT_LINEBREAK
     int                has_lbr = curwin->w_p_lbr;
+    int                has_bri = curwin->w_p_bri;

     // make sure win_lbr_chartabsize() counts correctly
     curwin->w_p_lbr = FALSE;
+    curwin->w_p_bri = FALSE;
 #endif

     // When 'ai' is off we don't want a space under the cursor to be
@@ -475,6 +477,7 @@ internal_format(

 #ifdef FEAT_LINEBREAK
     curwin->w_p_lbr = has_lbr;
+    curwin->w_p_bri = has_bri;
 #endif
     if (!format_only && haveto_redraw)
     {