diff options
Diffstat (limited to 'boost/intrusive/detail/tree_iterator.hpp')
| -rw-r--r-- | boost/intrusive/detail/tree_iterator.hpp | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/boost/intrusive/detail/tree_iterator.hpp b/boost/intrusive/detail/tree_iterator.hpp index c2e980d27a..4985c6ce7b 100644 --- a/boost/intrusive/detail/tree_iterator.hpp +++ b/boost/intrusive/detail/tree_iterator.hpp @@ -106,14 +106,23 @@ class tree_iterator return result; } - void go_left() - { members_.nodeptr_ = node_traits::get_left(members_.nodeptr_); } + tree_iterator& go_left() + { + members_.nodeptr_ = node_traits::get_left(members_.nodeptr_); + return static_cast<tree_iterator&> (*this); + } - void go_right() - { members_.nodeptr_ = node_traits::get_right(members_.nodeptr_); } + tree_iterator& go_right() + { + members_.nodeptr_ = node_traits::get_right(members_.nodeptr_); + return static_cast<tree_iterator&> (*this); + } - void go_parent() - { members_.nodeptr_ = node_traits::get_parent(members_.nodeptr_); } + tree_iterator& go_parent() + { + members_.nodeptr_ = node_traits::get_parent(members_.nodeptr_); + return static_cast<tree_iterator&> (*this); + } operator unspecified_bool_type() const { return members_.nodeptr_ ? &tree_iterator::unspecified_bool_type_func : 0; } |