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Diffstat (limited to '3rdParty/Boost/src/boost/spirit/home/support/string_traits.hpp')
-rw-r--r--3rdParty/Boost/src/boost/spirit/home/support/string_traits.hpp358
1 files changed, 358 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/spirit/home/support/string_traits.hpp b/3rdParty/Boost/src/boost/spirit/home/support/string_traits.hpp
new file mode 100644
index 0000000..f970012
--- /dev/null
+++ b/3rdParty/Boost/src/boost/spirit/home/support/string_traits.hpp
@@ -0,0 +1,358 @@
+/*=============================================================================
+ Copyright (c) 2001-2011 Joel de Guzman
+ Copyright (c) 2001-2011 Hartmut Kaiser
+ Copyright (c) 2010 Bryce Lelbach
+
+ 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)
+================================================_==============================*/
+#if !defined(BOOST_SPIRIT_STRING_TRAITS_OCTOBER_2008_1252PM)
+#define BOOST_SPIRIT_STRING_TRAITS_OCTOBER_2008_1252PM
+
+#if defined(_MSC_VER)
+#pragma once
+#endif
+
+#include <boost/spirit/home/support/container.hpp>
+#include <string>
+#include <boost/mpl/bool.hpp>
+#include <boost/mpl/identity.hpp>
+#include <boost/mpl/if.hpp>
+#include <boost/proto/proto_fwd.hpp>
+#include <boost/type_traits/is_const.hpp>
+#if defined(__GNUC__) && (__GNUC__ < 4)
+#include <boost/type_traits/add_const.hpp>
+#endif
+
+namespace boost { namespace spirit { namespace traits
+{
+ ///////////////////////////////////////////////////////////////////////////
+ // Determine if T is a character type
+ ///////////////////////////////////////////////////////////////////////////
+ template <typename T>
+ struct is_char : mpl::false_ {};
+
+ template <typename T>
+ struct is_char<T const> : is_char<T> {};
+
+ template <>
+ struct is_char<char> : mpl::true_ {};
+
+ template <>
+ struct is_char<wchar_t> : mpl::true_ {};
+
+ ///////////////////////////////////////////////////////////////////////////
+ // Determine if T is a string
+ ///////////////////////////////////////////////////////////////////////////
+ template <typename T>
+ struct is_string : mpl::false_ {};
+
+ template <typename T>
+ struct is_string<T const> : is_string<T> {};
+
+ template <>
+ struct is_string<char const*> : mpl::true_ {};
+
+ template <>
+ struct is_string<wchar_t const*> : mpl::true_ {};
+
+ template <>
+ struct is_string<char*> : mpl::true_ {};
+
+ template <>
+ struct is_string<wchar_t*> : mpl::true_ {};
+
+ template <std::size_t N>
+ struct is_string<char[N]> : mpl::true_ {};
+
+ template <std::size_t N>
+ struct is_string<wchar_t[N]> : mpl::true_ {};
+
+ template <std::size_t N>
+ struct is_string<char const[N]> : mpl::true_ {};
+
+ template <std::size_t N>
+ struct is_string<wchar_t const[N]> : mpl::true_ {};
+
+ template <std::size_t N>
+ struct is_string<char(&)[N]> : mpl::true_ {};
+
+ template <std::size_t N>
+ struct is_string<wchar_t(&)[N]> : mpl::true_ {};
+
+ template <std::size_t N>
+ struct is_string<char const(&)[N]> : mpl::true_ {};
+
+ template <std::size_t N>
+ struct is_string<wchar_t const(&)[N]> : mpl::true_ {};
+
+ template <typename T, typename Traits, typename Allocator>
+ struct is_string<std::basic_string<T, Traits, Allocator> > : mpl::true_ {};
+
+ ///////////////////////////////////////////////////////////////////////////
+ // Get the underlying char type of a string
+ ///////////////////////////////////////////////////////////////////////////
+ template <typename T>
+ struct char_type_of;
+
+ template <typename T>
+ struct char_type_of<T const> : char_type_of<T> {};
+
+ template <>
+ struct char_type_of<char> : mpl::identity<char> {};
+
+ template <>
+ struct char_type_of<wchar_t> : mpl::identity<wchar_t> {};
+
+ template <>
+ struct char_type_of<char const*> : mpl::identity<char const> {};
+
+ template <>
+ struct char_type_of<wchar_t const*> : mpl::identity<wchar_t const> {};
+
+ template <>
+ struct char_type_of<char*> : mpl::identity<char> {};
+
+ template <>
+ struct char_type_of<wchar_t*> : mpl::identity<wchar_t> {};
+
+ template <std::size_t N>
+ struct char_type_of<char[N]> : mpl::identity<char> {};
+
+ template <std::size_t N>
+ struct char_type_of<wchar_t[N]> : mpl::identity<wchar_t> {};
+
+ template <std::size_t N>
+ struct char_type_of<char const[N]> : mpl::identity<char const> {};
+
+ template <std::size_t N>
+ struct char_type_of<wchar_t const[N]> : mpl::identity<wchar_t const> {};
+
+ template <std::size_t N>
+ struct char_type_of<char(&)[N]> : mpl::identity<char> {};
+
+ template <std::size_t N>
+ struct char_type_of<wchar_t(&)[N]> : mpl::identity<wchar_t> {};
+
+ template <std::size_t N>
+ struct char_type_of<char const(&)[N]> : mpl::identity<char const> {};
+
+ template <std::size_t N>
+ struct char_type_of<wchar_t const(&)[N]> : mpl::identity<wchar_t const> {};
+
+ template <typename T, typename Traits, typename Allocator>
+ struct char_type_of<std::basic_string<T, Traits, Allocator> >
+ : mpl::identity<T> {};
+
+ ///////////////////////////////////////////////////////////////////////////
+ // Get the C string from a string
+ ///////////////////////////////////////////////////////////////////////////
+ template <typename String>
+ struct extract_c_string;
+
+ template <typename String>
+ struct extract_c_string
+ {
+ typedef typename char_type_of<String>::type char_type;
+
+ template <typename T>
+ static T const* call (T* str)
+ {
+ return (T const*)str;
+ }
+
+ template <typename T>
+ static T const* call (T const* str)
+ {
+ return str;
+ }
+ };
+
+ // Forwarder that strips const
+ template <typename T>
+ struct extract_c_string<T const>
+ {
+ typedef typename extract_c_string<T>::char_type char_type;
+
+ static typename extract_c_string<T>::char_type const* call (T const str)
+ {
+ return extract_c_string<T>::call(str);
+ }
+ };
+
+ // Forwarder that strips references
+ template <typename T>
+ struct extract_c_string<T&>
+ {
+ typedef typename extract_c_string<T>::char_type char_type;
+
+ static typename extract_c_string<T>::char_type const* call (T& str)
+ {
+ return extract_c_string<T>::call(str);
+ }
+ };
+
+ // Forwarder that strips const references
+ template <typename T>
+ struct extract_c_string<T const&>
+ {
+ typedef typename extract_c_string<T>::char_type char_type;
+
+ static typename extract_c_string<T>::char_type const* call (T const& str)
+ {
+ return extract_c_string<T>::call(str);
+ }
+ };
+
+ template <typename T, typename Traits, typename Allocator>
+ struct extract_c_string<std::basic_string<T, Traits, Allocator> >
+ {
+ typedef T char_type;
+
+ typedef std::basic_string<T, Traits, Allocator> string;
+
+ static T const* call (string const& str)
+ {
+ return str.c_str();
+ }
+ };
+
+ template <typename T>
+ typename extract_c_string<T*>::char_type const*
+ get_c_string (T* str)
+ {
+ return extract_c_string<T*>::call(str);
+ }
+
+ template <typename T>
+ typename extract_c_string<T const*>::char_type const*
+ get_c_string (T const* str)
+ {
+ return extract_c_string<T const*>::call(str);
+ }
+
+ template <typename String>
+ typename extract_c_string<String>::char_type const*
+ get_c_string (String& str)
+ {
+ return extract_c_string<String>::call(str);
+ }
+
+ template <typename String>
+ typename extract_c_string<String>::char_type const*
+ get_c_string (String const& str)
+ {
+ return extract_c_string<String>::call(str);
+ }
+
+ ///////////////////////////////////////////////////////////////////////////
+ // Get the begin/end iterators from a string
+ ///////////////////////////////////////////////////////////////////////////
+
+ // Implementation for C-style strings.
+
+// gcc 3.x.x has problems resolving ambiguities here
+#if defined(__GNUC__) && (__GNUC__ < 4)
+ template <typename T>
+ inline typename add_const<T>::type * get_begin(T* str) { return str; }
+
+ template <typename T>
+ inline typename add_const<T>::type* get_end(T* str)
+ {
+ T* last = str;
+ while (*last)
+ last++;
+ return last;
+ }
+#else
+ template <typename T>
+ inline T const* get_begin(T const* str) { return str; }
+
+ template <typename T>
+ inline T* get_begin(T* str) { return str; }
+
+ template <typename T>
+ inline T const* get_end(T const* str)
+ {
+ T const* last = str;
+ while (*last)
+ last++;
+ return last;
+ }
+
+ template <typename T>
+ inline T* get_end(T* str)
+ {
+ T* last = str;
+ while (*last)
+ last++;
+ return last;
+ }
+#endif
+
+ // Implementation for containers (includes basic_string).
+ template <typename T, typename Str>
+ inline typename Str::const_iterator get_begin(Str const& str)
+ { return str.begin(); }
+
+ template <typename T, typename Str>
+ inline typename Str::iterator
+ get_begin(Str& str BOOST_PROTO_DISABLE_IF_IS_CONST(Str))
+ { return str.begin(); }
+
+ template <typename T, typename Str>
+ inline typename Str::const_iterator get_end(Str const& str)
+ { return str.end(); }
+
+ template <typename T, typename Str>
+ inline typename Str::iterator
+ get_end(Str& str BOOST_PROTO_DISABLE_IF_IS_CONST(Str))
+ { return str.end(); }
+
+ // Default implementation for other types: try a C-style string
+ // conversion.
+ // These overloads are explicitly disabled for containers,
+ // as they would be ambiguous with the previous ones.
+ template <typename T, typename Str>
+ inline typename disable_if<is_container<Str>
+ , T const*>::type get_begin(Str const& str)
+ { return str; }
+
+ template <typename T, typename Str>
+ inline typename disable_if<is_container<Str>
+ , T const*>::type get_end(Str const& str)
+ { return get_end(get_begin<T>(str)); }
+}
+
+namespace result_of
+{
+ template <typename Char, typename T, typename Enable = void>
+ struct get_begin
+ {
+ typedef typename traits::char_type_of<T>::type char_type;
+
+ typedef typename mpl::if_<
+ is_const<char_type>
+ , char_type const
+ , char_type
+ >::type* type;
+ };
+
+ template <typename Char, typename Str>
+ struct get_begin<Char, Str
+ , typename enable_if<traits::is_container<Str> >::type>
+ {
+ typedef typename mpl::if_<
+ is_const<Str>
+ , typename Str::const_iterator
+ , typename Str::iterator
+ >::type type;
+ };
+
+ template <typename Char, typename T>
+ struct get_end : get_begin<Char, T> {};
+}
+
+}}
+
+#endif