vis: use internal file to show lua errors

This means no event handlers are run for it, hence there is no chance
for recursive errors.

1 files changed, 3 insertions, 0 deletions

diff --git a/vis.c b/vis.c
index 1be6864..593c540 100644
--- a/vis.c
+++ b/vis.c
@@ -361,6 +361,8 @@ Vis *vis_new(Ui *ui, VisEvent *event) {
 		goto err;
 	if (!(vis->search_file = file_new_internal(vis, NULL)))
 		goto err;
+	if (!(vis->error_file = file_new_internal(vis, NULL)))
+		goto err;
 	if (!(vis->keymap = map_new()))
 		goto err;
 	vis->mode_prev = vis->mode = &vis_modes[VIS_MODE_NORMAL];
@@ -384,6 +386,7 @@ void vis_free(Vis *vis) {
 		vis_window_close(vis->windows);
 	file_free(vis, vis->command_file);
 	file_free(vis, vis->search_file);
+	file_free(vis, vis->error_file);
 	for (int i = 0; i < LENGTH(vis->registers); i++)
 		register_release(&vis->registers[i]);
 	vis->ui->free(vis->ui);