patch 8.1.0876: completion match not displayed when popup menu is not shownv8.1.0876

Problem:    Completion match not displayed when popup menu is not shown.
Solution:   Call update_screen() when not displaying the popup menu to show
            the inserted match. (Ken Takata, Hirohito Higashi)

1 files changed, 7 insertions, 3 deletions

diff --git a/src/edit.c b/src/edit.c
index eac4803147..042826a872 100644
--- a/src/edit.c
+++ b/src/edit.c
@@ -5021,9 +5021,13 @@ ins_compl_next(
 	/* may undisplay the popup menu first */
 	ins_compl_upd_pum();
 
-	// Redraw before showing the popup menu to show the user what was
-	// inserted.
-	pum_call_update_screen();
+	if (pum_enough_matches())
+	    // Will display the popup menu, don't redraw yet to avoid flicker.
+	    pum_call_update_screen();
+	else
+	    // Not showing the popup menu yet, redraw to show the user what was
+	    // inserted.
+	    update_screen(0);
 
 	/* display the updated popup menu */
 	ins_compl_show_pum();