mirror of
https://github.com/ecency/ecency-mobile.git
synced 2024-12-21 04:11:50 +03:00
144 lines
4.7 KiB
C++
144 lines
4.7 KiB
C++
// ----------------------------------------------------------------------------
|
|
// Copyright (C) 2002-2006 Marcin Kalicinski
|
|
// Copyright (C) 2009 Sebastian Redl
|
|
//
|
|
// Distributed under the Boost Software License, Version 1.0.
|
|
// (See accompanying file LICENSE_1_0.txt or copy at
|
|
// http://www.boost.org/LICENSE_1_0.txt)
|
|
//
|
|
// For more information, see www.boost.org
|
|
// ----------------------------------------------------------------------------
|
|
#ifndef BOOST_PROPERTY_TREE_PTREE_FWD_HPP_INCLUDED
|
|
#define BOOST_PROPERTY_TREE_PTREE_FWD_HPP_INCLUDED
|
|
|
|
#include <boost/config.hpp>
|
|
#include <boost/optional/optional_fwd.hpp>
|
|
#include <boost/throw_exception.hpp>
|
|
#include <functional> // for std::less
|
|
#include <memory> // for std::allocator
|
|
#include <string>
|
|
|
|
namespace boost { namespace property_tree
|
|
{
|
|
namespace detail {
|
|
template <typename T> struct less_nocase;
|
|
}
|
|
|
|
// Classes
|
|
|
|
template < class Key, class Data, class KeyCompare = std::less<Key> >
|
|
class basic_ptree;
|
|
|
|
template <typename T>
|
|
struct id_translator;
|
|
|
|
template <typename String, typename Translator>
|
|
class string_path;
|
|
|
|
// Texas-style concepts for documentation only.
|
|
#if 0
|
|
concept PropertyTreePath<class Path> {
|
|
// The key type for which this path works.
|
|
typename key_type;
|
|
// Return the key that the first segment of the path names.
|
|
// Split the head off the state.
|
|
key_type Path::reduce();
|
|
|
|
// Return true if the path is empty.
|
|
bool Path::empty() const;
|
|
|
|
// Return true if the path contains a single element.
|
|
bool Path::single() const;
|
|
|
|
// Dump as a std::string, for exception messages.
|
|
std::string Path::dump() const;
|
|
}
|
|
concept PropertyTreeKey<class Key> {
|
|
PropertyTreePath path;
|
|
requires SameType<Key, PropertyTreePath<path>::key_type>;
|
|
}
|
|
concept PropertyTreeTranslator<class Tr> {
|
|
typename internal_type;
|
|
typename external_type;
|
|
|
|
boost::optional<external_type> Tr::get_value(internal_type);
|
|
boost::optional<internal_type> Tr::put_value(external_type);
|
|
}
|
|
#endif
|
|
/// If you want to use a custom key type, specialize this struct for it
|
|
/// and give it a 'type' typedef that specifies your path type. The path
|
|
/// type must conform to the Path concept described in the documentation.
|
|
/// This is already specialized for std::basic_string.
|
|
template <typename Key>
|
|
struct path_of;
|
|
|
|
/// Specialize this struct to specify a default translator between the data
|
|
/// in a tree whose data_type is Internal, and the external data_type
|
|
/// specified in a get_value, get, put_value or put operation.
|
|
/// This is already specialized for Internal being std::basic_string.
|
|
template <typename Internal, typename External>
|
|
struct translator_between;
|
|
|
|
class ptree_error;
|
|
class ptree_bad_data;
|
|
class ptree_bad_path;
|
|
|
|
// Typedefs
|
|
|
|
/** Implements a path using a std::string as the key. */
|
|
typedef string_path<std::string, id_translator<std::string> > path;
|
|
|
|
/**
|
|
* A property tree with std::string for key and data, and default
|
|
* comparison.
|
|
*/
|
|
typedef basic_ptree<std::string, std::string> ptree;
|
|
|
|
/**
|
|
* A property tree with std::string for key and data, and case-insensitive
|
|
* comparison.
|
|
*/
|
|
typedef basic_ptree<std::string, std::string,
|
|
detail::less_nocase<std::string> >
|
|
iptree;
|
|
|
|
#ifndef BOOST_NO_STD_WSTRING
|
|
/** Implements a path using a std::wstring as the key. */
|
|
typedef string_path<std::wstring, id_translator<std::wstring> > wpath;
|
|
|
|
/**
|
|
* A property tree with std::wstring for key and data, and default
|
|
* comparison.
|
|
* @note The type only exists if the platform supports @c wchar_t.
|
|
*/
|
|
typedef basic_ptree<std::wstring, std::wstring> wptree;
|
|
|
|
/**
|
|
* A property tree with std::wstring for key and data, and case-insensitive
|
|
* comparison.
|
|
* @note The type only exists if the platform supports @c wchar_t.
|
|
*/
|
|
typedef basic_ptree<std::wstring, std::wstring,
|
|
detail::less_nocase<std::wstring> >
|
|
wiptree;
|
|
#endif
|
|
|
|
// Free functions
|
|
|
|
/**
|
|
* Swap two property tree instances.
|
|
*/
|
|
template<class K, class D, class C>
|
|
void swap(basic_ptree<K, D, C> &pt1,
|
|
basic_ptree<K, D, C> &pt2);
|
|
|
|
} }
|
|
|
|
|
|
#if !defined(BOOST_PROPERTY_TREE_DOXYGEN_INVOKED)
|
|
// Throwing macro to avoid no return warnings portably
|
|
# define BOOST_PROPERTY_TREE_THROW(e) BOOST_THROW_EXCEPTION(e)
|
|
#endif
|
|
|
|
#endif
|