[gtksourceview] vim: truncate uncommitted command text

[Christian Hergert <chergert src gnome org>]

commit 805d62e99ceb2eefc2655b53e4d8e0d61cc4715f
Author: Christian Hergert <chergert redhat com>
Date:   Tue Dec 7 00:20:31 2021 -0800

    vim: truncate uncommitted command text

 gtksourceview/vim/gtksourcevimnormal.c | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/gtksourceview/vim/gtksourcevimnormal.c b/gtksourceview/vim/gtksourcevimnormal.c
index 632b4fd6..4d9a6986 100644
--- a/gtksourceview/vim/gtksourcevimnormal.c
+++ b/gtksourceview/vim/gtksourcevimnormal.c
@@ -1314,6 +1314,12 @@ key_handler_initial (GtkSourceVimNormal *self,
                 */
                if ((mods & (GDK_CONTROL_MASK | GDK_SUPER_MASK | GDK_ALT_MASK)) != 0 || string[0] == 0)
                {
+                       /* Ignore this from the command_text */
+                       if (strlen (string) <= self->command_text->len)
+                       {
+                               g_string_truncate (self->command_text, self->command_text->len - strlen 
(string));
+                       }
+
                        return FALSE;
                }