[gnome-builder] vim: add goto line through command bar

[Christian Hergert <chergert src gnome org>]

commit 901d114a921df48c63338c56c6f3bc5cf49f5fbe
Author: Florian Bäuerle <florian bae gmail com>
Date:   Mon Jan 19 11:14:55 2015 +0100

    vim: add goto line through command bar
    
    https://bugzilla.gnome.org/show_bug.cgi?id=743138
    
    Signed-off-by: Florian Bäuerle <florian bae gmail com>

 src/vim/gb-source-vim.c |   42 +++++++++++++++++++++++++++++++++---------
 1 files changed, 33 insertions(+), 9 deletions(-)
---
diff --git a/src/vim/gb-source-vim.c b/src/vim/gb-source-vim.c
index a217d42..58a385b 100644
--- a/src/vim/gb-source-vim.c
+++ b/src/vim/gb-source-vim.c
@@ -3245,7 +3245,7 @@ gb_source_vim_event_after_cb (GtkTextView *text_view,
                               GbSourceVim *vim)
 {
   if (vim->priv->mode == GB_SOURCE_VIM_INSERT)
-      gb_source_vim_ensure_scroll_off (vim, GB_SOURCE_VIM_ITER_BOUND_START);
+    gb_source_vim_ensure_scroll_off (vim, GB_SOURCE_VIM_ITER_BOUND_START);
 }
 
 static gboolean
@@ -3916,6 +3916,21 @@ gb_source_vim_op_nohl (GbSourceVim *vim,
 }
 
 static void
+gb_source_vim_op_goto_line (GbSourceVim *vim,
+                            const gchar *command_text)
+{
+  if (command_text[0] == '$')
+    gb_source_vim_move_to_end (vim);
+  else
+    {
+      int line = atoi (command_text);
+      line = line > 0 ? line - 1 : 0;
+
+      gb_source_vim_move_to_line_n (vim, line);
+    }
+}
+
+static void
 gb_source_vim_op_set_pair (GbSourceVim *vim,
                            const gchar *key,
                            const gchar *value)
@@ -4024,24 +4039,33 @@ gb_source_vim_op_set (GbSourceVim *vim,
 static GbSourceVimOperation
 gb_source_vim_parse_operation (const gchar *command_text)
 {
+  GRegex *goto_line_regex;
+  GbSourceVimOperation ret = NULL;
+
   g_return_val_if_fail (command_text, NULL);
 
+  goto_line_regex = g_regex_new ("^([0-9]+|\\$)$", 0, 0, NULL);
+
   if (g_str_equal (command_text, "sort"))
-    return gb_source_vim_op_sort;
+    ret = gb_source_vim_op_sort;
   else if (g_str_equal (command_text, "nohl"))
-    return gb_source_vim_op_nohl;
+    ret = gb_source_vim_op_nohl;
   else if (g_str_has_prefix (command_text, "set "))
-    return gb_source_vim_op_set;
+    ret = gb_source_vim_op_set;
   else if (g_str_has_prefix (command_text, "syntax "))
-    return gb_source_vim_op_syntax;
+    ret = gb_source_vim_op_syntax;
   else if (g_str_has_prefix (command_text, "colorscheme "))
-    return gb_source_vim_op_colorscheme;
+    ret = gb_source_vim_op_colorscheme;
   else if (g_str_has_prefix (command_text, "%s"))
-    return gb_source_vim_op_search_and_replace;
+    ret = gb_source_vim_op_search_and_replace;
   else if (g_str_has_prefix (command_text, "s")) /* not ideal */
-    return gb_source_vim_op_search_and_replace;
+    ret = gb_source_vim_op_search_and_replace;
+  else if (g_regex_match (goto_line_regex, command_text, 0, NULL))
+    ret = gb_source_vim_op_goto_line;
 
-  return NULL;
+  g_regex_unref (goto_line_regex);
+
+  return ret;
 }
 
 gboolean