[gnome-builder] ctags: be more careful when determining when we can activate

[Christian Hergert <chergert src gnome org>]

commit 970f06200eeecb10b9be318a0aff1e7343cd41fc
Author: Christian Hergert <chergert redhat com>
Date:   Wed Nov 2 21:08:26 2016 -0700

    ctags: be more careful when determining when we can activate
    
    This ensures that we are a bit more strict when checking to see if we
    can allow the activation of the completion provider.

 plugins/ctags/ide-ctags-completion-provider.c |   17 ++++++++++++-----
 1 files changed, 12 insertions(+), 5 deletions(-)
---
diff --git a/plugins/ctags/ide-ctags-completion-provider.c b/plugins/ctags/ide-ctags-completion-provider.c
index def1051..fb77506 100644
--- a/plugins/ctags/ide-ctags-completion-provider.c
+++ b/plugins/ctags/ide-ctags-completion-provider.c
@@ -284,16 +284,23 @@ ide_ctags_completion_provider_match (GtkSourceCompletionProvider *provider,
 
   if (activation == GTK_SOURCE_COMPLETION_ACTIVATION_INTERACTIVE)
     {
-      if (gtk_text_iter_starts_line (&iter) ||
-          !gtk_text_iter_backward_char (&iter) ||
-          g_unichar_isspace (gtk_text_iter_get_char (&iter)))
+      gunichar ch;
+
+      if (gtk_text_iter_starts_line (&iter))
+        return FALSE;
+
+      gtk_text_iter_backward_char (&iter);
+
+      ch = gtk_text_iter_get_char (&iter);
+
+      if (g_unichar_isalnum (ch))
         return FALSE;
     }
 
-  if (!g_settings_get_boolean (self->settings, "ctags-autocompletion"))
+  if (ide_completion_provider_context_in_comment_or_string (context))
     return FALSE;
 
-  if (ide_completion_provider_context_in_comment (context))
+  if (!g_settings_get_boolean (self->settings, "ctags-autocompletion"))
     return FALSE;
 
   return TRUE;