#ifndef ARABICA_XPATHIC_XPATH_AST_HPP
#define ARABICA_XPATHIC_XPATH_AST_HPP

#include <boost/spirit/core.hpp>
#include <boost/spirit/tree/ast.hpp>

#include "xpath_ast_ids.hpp"

namespace Arabica
{
namespace XPath
{

typedef std::string::const_iterator str_iter_t;

typedef boost::spirit::tree_match<str_iter_t> tree_match_t;
typedef tree_match_t::tree_iterator node_iter_t;
typedef boost::spirit::tree_parse_info<str_iter_t> tree_info_t;

inline long getNodeId(node_iter_t const& node)
{
  return static_cast<long>(node->value.id().to_long());
} // getNodeId

inline node_iter_t& skipWhitespace(node_iter_t& node)
{
  while(getNodeId(node) == impl::S_id)
    ++node;
  return node;
} // skipWhitespace

} // namespace XPath
} // namespace Arabica
#endif