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fix(grid): double grid_line_start() with ext_messages #31292

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Problem:  Hit double grid_line_start() assert when redrawing from
          ext_messages msg_ruler event.
Solution: Do not start() batched grid calls when win_redr_ruler() will not
          puts() anything.
This commit is contained in:
luukvbaal
2024-11-25 14:54:43 +01:00
committed by GitHub
parent beec377e90
commit b47b0b3f75
2 changed files with 21 additions and 2 deletions
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8
src/nvim/drawscreen.c
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@@ -1092,9 +1092,13 @@ int showmode(void)
win_T *ruler_win = curwin->w_status_height == 0 ? curwin : lastwin_nofloating();
if (redrawing() && ruler_win->w_status_height == 0 && global_stl_height() == 0
&& !(p_ch == 0 && !ui_has(kUIMessages))) {
grid_line_start(&msg_grid_adj, Rows - 1);
if (!ui_has(kUIMessages)) {
grid_line_start(&msg_grid_adj, Rows - 1);
}
win_redr_ruler(ruler_win);
grid_line_flush();
if (!ui_has(kUIMessages)) {
grid_line_flush();
}
}
redraw_cmdline = false;