[gnome-builder/wip/vim] vim: make delete selection match VIM for removing whole lines.

[Christian Hergert <chergert src gnome org>]

commit e3bda9c301f15b1439c4790336524c22fd7e8fa0
Author: Christian Hergert <christian hergert me>
Date:   Mon Sep 29 16:12:23 2014 -0700

    vim: make delete selection match VIM for removing whole lines.

 src/editor/gb-editor-vim.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/src/editor/gb-editor-vim.c b/src/editor/gb-editor-vim.c
index 7328886..7cb2563 100644
--- a/src/editor/gb-editor-vim.c
+++ b/src/editor/gb-editor-vim.c
@@ -371,6 +371,13 @@ gb_editor_vim_delete_selection (GbEditorVim *vim)
         return;
     }
 
+  /*
+   * If this selection is an entire line, delete the trailing newline as
+   * VIM does in both `v` and `V` selection modes.
+   */
+  if (gtk_text_iter_starts_line (&begin) && gtk_text_iter_ends_line (&end))
+    gtk_text_iter_forward_char (&end);
+
   gtk_text_buffer_begin_user_action (buffer);
   gtk_text_buffer_delete (buffer, &begin, &end);
   gtk_text_buffer_end_user_action (buffer);