[gnome-builder] vala: discard previous results when after a period

[Christian Hergert <chergert src gnome org>]

commit 297fc72c4a479346ea737c90790cd6df0c1435ee
Author: Christian Hergert <chergert redhat com>
Date:   Thu Dec 1 17:00:20 2016 -0800

    vala: discard previous results when after a period

 .../vala-pack/ide-vala-completion-provider.vala    |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/plugins/vala-pack/ide-vala-completion-provider.vala 
b/plugins/vala-pack/ide-vala-completion-provider.vala
index 64cc2ef..234cb33 100644
--- a/plugins/vala-pack/ide-vala-completion-provider.vala
+++ b/plugins/vala-pack/ide-vala-completion-provider.vala
@@ -48,7 +48,14 @@ namespace Ide
                        var line = begin.get_slice (iter);
 
                        if (this.results != null) {
-                               if ((this.line == iter.get_line ()) && this.results.replay (this.query)) {
+                               // If we are right after a . then we cannot reuse our
+                               // previous results since they will be for a different
+                               // object type, also, ensure that the word has the same
+                               // prefix as our initial query or we must regenerate
+                               // our results.
+                               if (!line.has_suffix (".") &&
+                                   this.line == iter.get_line () &&
+                                   this.results.replay (this.query)) {
                                        this.results.present (this, context);
                                        return;
                                }