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- /*=============================================================================
- Copyright (c) 1998-2003 Joel de Guzman
- Copyright (c) 2001 Daniel Nuffer
- Copyright (c) 2002 Hartmut Kaiser
- http://spirit.sourceforge.net/
- Use, modification and distribution is subject to 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_ALTERNATIVE_IPP)
- #define BOOST_SPIRIT_ALTERNATIVE_IPP
- namespace boost { namespace spirit {
- BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN
- ///////////////////////////////////////////////////////////////////////////
- //
- // alternative class implementation
- //
- ///////////////////////////////////////////////////////////////////////////
- template <typename A, typename B>
- inline alternative<A, B>
- operator|(parser<A> const& a, parser<B> const& b)
- {
- return alternative<A, B>(a.derived(), b.derived());
- }
-
- template <typename A>
- inline alternative<A, chlit<char> >
- operator|(parser<A> const& a, char b)
- {
- return alternative<A, chlit<char> >(a.derived(), b);
- }
-
- template <typename B>
- inline alternative<chlit<char>, B>
- operator|(char a, parser<B> const& b)
- {
- return alternative<chlit<char>, B>(a, b.derived());
- }
-
- template <typename A>
- inline alternative<A, strlit<char const*> >
- operator|(parser<A> const& a, char const* b)
- {
- return alternative<A, strlit<char const*> >(a.derived(), b);
- }
-
- template <typename B>
- inline alternative<strlit<char const*>, B>
- operator|(char const* a, parser<B> const& b)
- {
- return alternative<strlit<char const*>, B>(a, b.derived());
- }
-
- template <typename A>
- inline alternative<A, chlit<wchar_t> >
- operator|(parser<A> const& a, wchar_t b)
- {
- return alternative<A, chlit<wchar_t> >(a.derived(), b);
- }
-
- template <typename B>
- inline alternative<chlit<wchar_t>, B>
- operator|(wchar_t a, parser<B> const& b)
- {
- return alternative<chlit<wchar_t>, B>(a, b.derived());
- }
-
- template <typename A>
- inline alternative<A, strlit<wchar_t const*> >
- operator|(parser<A> const& a, wchar_t const* b)
- {
- return alternative<A, strlit<wchar_t const*> >(a.derived(), b);
- }
-
- template <typename B>
- inline alternative<strlit<wchar_t const*>, B>
- operator|(wchar_t const* a, parser<B> const& b)
- {
- return alternative<strlit<wchar_t const*>, B>(a, b.derived());
- }
- BOOST_SPIRIT_CLASSIC_NAMESPACE_END
- }} // namespace boost::spirit
- #endif
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