[gnome-builder] highlight: add debug helpers to re-highlight a buffer

[Christian Hergert <chergert src gnome org>]

commit 44f86caf150aa746702fffb0aef16fceb24f5507
Author: Christian Hergert <christian hergert me>
Date:   Thu Mar 26 14:07:50 2015 -0700

    highlight: add debug helpers to re-highlight a buffer

 data/keybindings/vim.css |    2 ++
 libide/ide-buffer.c      |   15 +++++++++++++++
 libide/ide-buffer.h      |    1 +
 libide/ide-source-view.c |   26 ++++++++++++++++++++++++++
 libide/ide-source-view.h |    1 +
 5 files changed, 45 insertions(+), 0 deletions(-)
---
diff --git a/data/keybindings/vim.css b/data/keybindings/vim.css
index 7596c7e..d2734db 100644
--- a/data/keybindings/vim.css
+++ b/data/keybindings/vim.css
@@ -110,6 +110,8 @@
 
 @binding-set builder-vim-source-view-normal
 {
+  bind "<ctrl><shift>r" { "rebuild-highlight" () };
+
   bind "1" { "append-to-count" (1)
              "set-mode" ("vim-normal-with-count", transient) };
   bind "2" { "append-to-count" (2)
diff --git a/libide/ide-buffer.c b/libide/ide-buffer.c
index 4c4cd66..137ff4e 100644
--- a/libide/ide-buffer.c
+++ b/libide/ide-buffer.c
@@ -1653,3 +1653,18 @@ ide_buffer_get_iter_at_source_location (IdeBuffer         *self,
     if (gtk_text_iter_ends_line (iter) || !gtk_text_iter_forward_char (iter))
       break;
 }
+
+void
+ide_buffer_rehighlight (IdeBuffer *self)
+{
+  IdeBufferPrivate *priv = ide_buffer_get_instance_private (self);
+
+  IDE_ENTRY;
+
+  g_return_if_fail (IDE_IS_BUFFER (self));
+
+  if (priv->highlight_engine != NULL)
+    ide_highlight_engine_rebuild (priv->highlight_engine);
+
+  IDE_EXIT;
+}
diff --git a/libide/ide-buffer.h b/libide/ide-buffer.h
index 317bfb7..77fe1e7 100644
--- a/libide/ide-buffer.h
+++ b/libide/ide-buffer.h
@@ -87,6 +87,7 @@ void                ide_buffer_check_for_volume_change     (IdeBuffer         *s
 void                ide_buffer_get_iter_at_source_location (IdeBuffer         *self,
                                                             GtkTextIter       *iter,
                                                             IdeSourceLocation *location);
+void                ide_buffer_rehighlight                 (IdeBuffer         *self);
 
 G_END_DECLS
 
diff --git a/libide/ide-source-view.c b/libide/ide-source-view.c
index 39e8778..edf022e 100644
--- a/libide/ide-source-view.c
+++ b/libide/ide-source-view.c
@@ -219,6 +219,7 @@ enum {
   POP_SNIPPET,
   PUSH_SELECTION,
   PUSH_SNIPPET,
+  REBUILD_HIGHLIGHT,
   REPLAY_MACRO,
   REQUEST_DOCUMENTATION,
   RESTORE_INSERT_MARK,
@@ -4690,6 +4691,21 @@ ide_source_view_real_populate_popup (GtkTextView *text_view,
 }
 
 static void
+ide_source_view_real_rebuild_highlight (IdeSourceView *self)
+{
+  IdeSourceViewPrivate *priv = ide_source_view_get_instance_private (self);
+
+  IDE_ENTRY;
+
+  g_assert (IDE_IS_SOURCE_VIEW (self));
+
+  if (priv->buffer != NULL)
+    ide_buffer_rehighlight (priv->buffer);
+
+  IDE_EXIT;
+}
+
+static void
 ide_source_view_dispose (GObject *object)
 {
   IdeSourceView *self = (IdeSourceView *)object;
@@ -4961,6 +4977,7 @@ ide_source_view_class_init (IdeSourceViewClass *klass)
   klass->pop_selection = ide_source_view_real_pop_selection;
   klass->push_selection = ide_source_view_real_push_selection;
   klass->push_snippet = ide_source_view_real_push_snippet;
+  klass->rebuild_highlight = ide_source_view_real_rebuild_highlight;
   klass->replay_macro = ide_source_view_real_replay_macro;
   klass->restore_insert_mark = ide_source_view_real_restore_insert_mark;
   klass->save_insert_mark = ide_source_view_real_save_insert_mark;
@@ -5506,6 +5523,15 @@ ide_source_view_class_init (IdeSourceViewClass *klass)
                   IDE_TYPE_SOURCE_SNIPPET_CONTEXT,
                   GTK_TYPE_TEXT_ITER);
 
+  gSignals [REBUILD_HIGHLIGHT] =
+    g_signal_new ("rebuild-highlight",
+                  G_TYPE_FROM_CLASS (klass),
+                  G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
+                  G_STRUCT_OFFSET (IdeSourceViewClass, rebuild_highlight),
+                  NULL, NULL, NULL,
+                  G_TYPE_NONE,
+                  0);
+
   /**
    * IdeSourceView:replay-macro:
    * @self: an #IdeSourceView.
diff --git a/libide/ide-source-view.h b/libide/ide-source-view.h
index 258bd7f..0704fb5 100644
--- a/libide/ide-source-view.h
+++ b/libide/ide-source-view.h
@@ -254,6 +254,7 @@ struct _IdeSourceViewClass
                                        IdeSourceSnippet        *snippet,
                                        IdeSourceSnippetContext *context,
                                        const GtkTextIter       *location);
+  void (*rebuild_highlight)           (IdeSourceView           *self);
   void (*replay_macro)                (IdeSourceView           *self,
                                        gboolean                 use_count);
   void (*request_documentation)       (IdeSourceView           *self);