Swiftdiff options
Diffstat (limited to '3rdParty/Boost/src/boost/spirit/home/classic/core/composite/impl/directives.ipp')
| -rw-r--r-- | 3rdParty/Boost/src/boost/spirit/home/classic/core/composite/impl/directives.ipp | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/3rdParty/Boost/src/boost/spirit/home/classic/core/composite/impl/directives.ipp b/3rdParty/Boost/src/boost/spirit/home/classic/core/composite/impl/directives.ipp index b25b25f..96b2dd7 100644 --- a/3rdParty/Boost/src/boost/spirit/home/classic/core/composite/impl/directives.ipp +++ b/3rdParty/Boost/src/boost/spirit/home/classic/core/composite/impl/directives.ipp @@ -151,169 +151,6 @@ BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN return s.parse(scan); } -#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) - - /////////////////////////////////////////////////////////////////////// - // - // from spirit 1.1 (copyright (c) 2001 Bruce Florman) - // various workarounds to support longest and shortest directives - // - /////////////////////////////////////////////////////////////////////// - template <typename T> - struct is_alternative - { - // Determine at compile time (without partial specialization) - // whether a given type is an instance of the alternative<A,B> - - static T t(); - template <typename A, typename B> - static char test_(alternative<A, B> const&); // no implementation - static int test_(...); // no implementation - enum { r = sizeof(char) == sizeof(test_(t())) }; - typedef mpl::bool_<r> value; - }; - - template <typename T> struct select_to_longest; - - template <typename T> - struct to_longest_alternative - { - typedef typename select_to_longest<T>::result_t result_t; - typedef typename select_to_longest<T>::plain_t plain_t; - typedef typename select_to_longest<T>::choose_t choose_t; - static result_t convert(T const& a); - }; - - template <typename T> - struct to_longest_generic - { - typedef T const& result_t; - typedef T plain_t; - typedef mpl::false_ choose_t; - }; - - template <typename T> - inline T const& - to_longest_convert(T const& a, mpl::false_) - { return a; } - - template <typename T> - struct to_longest_recursive - { - typedef typename to_longest_alternative< - typename T::left_t>::plain_t a_t; - typedef typename to_longest_alternative< - typename T::right_t>::plain_t b_t; - - typedef longest_alternative<a_t, b_t> result_t; - - typedef result_t plain_t; - typedef mpl::true_ choose_t; - }; - - template <typename A, typename B> - inline typename to_longest_alternative<alternative<A, B> >::result_t - to_longest_convert(alternative<A, B> const& alt, mpl::true_) - { - typedef typename to_longest_alternative< - alternative<A, B> >::result_t result_t; - return result_t( - to_longest_alternative<A>::convert(alt.left()), - to_longest_alternative<B>::convert(alt.right())); - } - - template <typename T> - inline typename to_longest_alternative<T>::result_t - to_longest_alternative<T>::convert(T const& a) - { - return to_longest_convert( - a, to_longest_alternative<T>::choose_t()); - } - - template <typename T> - struct select_to_longest - { - typedef typename mpl::if_< - is_alternative<T> // IF - , to_longest_recursive<T> // THEN - , to_longest_generic<T> // ELSE - >::type type; - - typedef typename select_to_longest::type::result_t result_t; - typedef typename select_to_longest::type::plain_t plain_t; - typedef typename select_to_longest::type::choose_t choose_t; - }; - - template <typename T> struct select_to_shortest; - - template <typename T> - struct to_shortest_alternative - { - typedef typename select_to_shortest<T>::result_t result_t; - typedef typename select_to_shortest<T>::plain_t plain_t; - typedef typename select_to_shortest<T>::choose_t choose_t; - static result_t convert(T const& a); - }; - - template <typename T> - struct to_shortest_generic - { - typedef T const& result_t; - typedef T plain_t; - typedef mpl::false_ choose_t; - }; - - template <typename T> - inline T const& - to_shortest_convert(T const& a, mpl::false_) { return a; } - - template <typename T> - struct to_shortest_recursive - { - typedef typename to_shortest_alternative< - typename T::left_t>::plain_t a_t; - typedef typename to_shortest_alternative< - typename T::right_t>::plain_t b_t; - - typedef shortest_alternative<a_t, b_t> result_t; - - typedef result_t plain_t; - typedef mpl::true_ choose_t; - }; - - template <typename A, typename B> - inline typename to_shortest_alternative<alternative<A, B> >::result_t - to_shortest_convert(alternative<A, B> const& alt, mpl::true_) - { - typedef typename to_shortest_alternative< - alternative<A, B> >::result_t result_t; - return result_t( - to_shortest_alternative<A>::convert(alt.left()), - to_shortest_alternative<B>::convert(alt.right())); - } - - template <typename T> - inline typename to_shortest_alternative<T>::result_t - to_shortest_alternative<T>::convert(T const& a) - { - return to_shortest_convert( - a, to_shortest_alternative<T>::choose_t()); - } - - template <typename T> - struct select_to_shortest - { - typedef typename mpl::if_< - is_alternative<T> // IF - , to_shortest_recursive<T> // THEN - , to_shortest_generic<T> // ELSE - >::type type; - - typedef typename select_to_shortest::type::result_t result_t; - typedef typename select_to_shortest::type::plain_t plain_t; - typedef typename select_to_shortest::type::choose_t choose_t; - }; -#else template <typename T> struct to_longest_alternative { @@ -363,7 +200,6 @@ BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN to_shortest_alternative<B>::convert(alt.right())); } }; -#endif } BOOST_SPIRIT_CLASSIC_NAMESPACE_END |