[gnome-builder] libide: implement forward to sentence end

[Christian Hergert <chergert src gnome org>]

commit 0fdcd37a2a3ecae8524ad4de6e0cf82e89853c31
Author: Christian Hergert <christian hergert me>
Date:   Wed Mar 4 23:39:13 2015 -0800

    libide: implement forward to sentence end

 libide/ide-vim-iter.c |   53 ++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 52 insertions(+), 1 deletions(-)
---
diff --git a/libide/ide-vim-iter.c b/libide/ide-vim-iter.c
index 81f55af..0089f4f 100644
--- a/libide/ide-vim-iter.c
+++ b/libide/ide-vim-iter.c
@@ -163,9 +163,60 @@ _ide_vim_iter_backward_sentence_end (GtkTextIter *iter)
 gboolean
 _ide_vim_iter_forward_sentence_end (GtkTextIter *iter)
 {
+  GtkTextIter end_bounds;
+  gboolean found_para;
+
   g_return_val_if_fail (iter, FALSE);
 
-  return FALSE;
+  end_bounds = *iter;
+  found_para = _ide_vim_iter_forward_paragraph_end (&end_bounds);
+
+  if (!found_para)
+    gtk_text_buffer_get_end_iter (gtk_text_iter_get_buffer (iter), &end_bounds);
+
+  while ((gtk_text_iter_compare (iter, &end_bounds) < 0) && gtk_text_iter_forward_char (iter))
+    {
+      if (gtk_text_iter_forward_find_char (iter, sentence_end_chars, NULL, &end_bounds))
+        {
+          GtkTextIter copy = *iter;
+
+          while (gtk_text_iter_forward_char (&copy) && (gtk_text_iter_compare (&copy, &end_bounds) < 0))
+            {
+              gunichar ch;
+              gboolean invalid = FALSE;
+
+              ch = gtk_text_iter_get_char (&copy);
+
+              switch (ch)
+                {
+                case ']':
+                case ')':
+                case '"':
+                case '\'':
+                  continue;
+
+                case ' ':
+                case '\n':
+                  *iter = copy;
+                  return SENTENCE_OK;
+
+                default:
+                  invalid = TRUE;
+                  break;
+                }
+
+              if (invalid)
+                break;
+            }
+        }
+    }
+
+  *iter = end_bounds;
+
+  if (found_para)
+    return SENTENCE_PARA;
+
+  return SENTENCE_FAILED;
 }
 
 gboolean