ceph/src/boost/libs/spirit/include/boost/spirit/home/classic/tree/parse_tree_utils.hpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2003 Daniel Nuffer
   3     Copyright (c) 2001-2007 Hartmut Kaiser
   4     http://spirit.sourceforge.net/
   5
   6   Distributed under the Boost Software License, Version 1.0. (See accompanying
   7   file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   8 =============================================================================*/
   9
  10 #if !defined(PARSE_TREE_UTILS_HPP)
  11 #define PARSE_TREE_UTILS_HPP
  12
  13 #include <utility>                          // for std::pair
  14
  15 #include <boost/spirit/home/classic/tree/parse_tree.hpp> // needed for parse tree generation
  16
  17 ///////////////////////////////////////////////////////////////////////////////
  18 namespace boost {
  19 namespace spirit {
  20 BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN
  21
  22 ///////////////////////////////////////////////////////////////////////////////
  23 //
  24 //  The function 'get_first_leaf' returnes a reference to the first leaf node
  25 //  of the given parsetree.
  26 //
  27 ///////////////////////////////////////////////////////////////////////////////
  28 template <typename T>
  29 tree_node<T> const &
  30 get_first_leaf (tree_node<T> const &node);
  31
  32 ///////////////////////////////////////////////////////////////////////////////
  33 //
  34 //  The function 'find_node' finds a specified node through recursive search.
  35 //  If the return value is true, the variable to which points the parameter
  36 //  'found_node' will contain the address of the node with the given rule_id.
  37 //
  38 ///////////////////////////////////////////////////////////////////////////////
  39 template <typename T>
  40 bool
  41 find_node (tree_node<T> const &node, parser_id node_to_search,
  42     tree_node<T> const **found_node);
  43
  44 ///////////////////////////////////////////////////////////////////////////////
  45 //
  46 //  The function 'get_node_range' return a pair of iterators pointing at the
  47 //  range, which containes the elements of a specified node. It's very useful
  48 //  for locating all information related with a specified node.
  49 //
  50 ///////////////////////////////////////////////////////////////////////////////
  51 template <typename T>
  52 bool
  53 get_node_range (tree_node<T> const &node, parser_id node_to_search,
  54     std::pair<typename tree_node<T>::const_tree_iterator,
  55         typename tree_node<T>::const_tree_iterator> &nodes);
  56
  57 ///////////////////////////////////////////////////////////////////////////////
  58 BOOST_SPIRIT_CLASSIC_NAMESPACE_END
  59 }   // namespace spirit
  60 }   // namespace boost
  61
  62 #include <boost/spirit/home/classic/tree/impl/parse_tree_utils.ipp>
  63
  64 #endif // !defined(PARSE_TREE_UTILS_HPP)