[gtksourceview] snippets: handle more-strict/less-strict/different semantics

[Christian Hergert <chergert src gnome org>]

commit 474c191a4ef6d309de0812759c365199a34e2139
Author: Christian Hergert <chergert redhat com>
Date:   Thu Sep 1 09:56:39 2022 -0700

    snippets: handle more-strict/less-strict/different semantics
    
    While very unlikely, it is possible that text changes programatically in
    such a way that this could be possible that we need to handle the fully
    different form of search text.

 .../completion-providers/snippets/gtksourcecompletionsnippets.c   | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)
---
diff --git a/gtksourceview/completion-providers/snippets/gtksourcecompletionsnippets.c 
b/gtksourceview/completion-providers/snippets/gtksourcecompletionsnippets.c
index 626ea33a..ed5f400e 100644
--- a/gtksourceview/completion-providers/snippets/gtksourcecompletionsnippets.c
+++ b/gtksourceview/completion-providers/snippets/gtksourcecompletionsnippets.c
@@ -368,13 +368,11 @@ gtk_source_completion_snippets_refilter (GtkSourceCompletionProvider *provider,
        old_word = g_steal_pointer (&priv->filter_data->word);
 
        if (old_word && g_str_has_prefix (word, old_word))
-       {
                change = GTK_FILTER_CHANGE_MORE_STRICT;
-       }
-       else
-       {
+       else if (old_word && g_str_has_prefix (old_word, word))
                change = GTK_FILTER_CHANGE_LESS_STRICT;
-       }
+       else
+               change = GTK_FILTER_CHANGE_DIFFERENT;
 
        if (priv->filter_data->filter_all)
        {