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- /*=============================================================================
- Copyright (c) 2009 Hartmut Kaiser
- Copyright (c) 2014 Joel de Guzman
- 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_X3_BOOL_POLICIES_SEP_29_2009_0710AM)
- #define BOOST_SPIRIT_X3_BOOL_POLICIES_SEP_29_2009_0710AM
- #include <boost/spirit/home/x3/string/detail/string_parse.hpp>
- #include <boost/spirit/home/x3/support/traits/move_to.hpp>
- namespace boost { namespace spirit { namespace x3
- {
- ///////////////////////////////////////////////////////////////////////////
- // Default boolean policies
- ///////////////////////////////////////////////////////////////////////////
- template <typename T = bool>
- struct bool_policies
- {
- template <typename Iterator, typename Attribute, typename CaseCompare>
- static bool
- parse_true(Iterator& first, Iterator const& last, Attribute& attr_, CaseCompare const& case_compare)
- {
- if (detail::string_parse("true", first, last, unused, case_compare))
- {
- traits::move_to(T(true), attr_); // result is true
- return true;
- }
- return false;
- }
- template <typename Iterator, typename Attribute, typename CaseCompare>
- static bool
- parse_false(Iterator& first, Iterator const& last, Attribute& attr_, CaseCompare const& case_compare)
- {
- if (detail::string_parse("false", first, last, unused, case_compare))
- {
- traits::move_to(T(false), attr_); // result is false
- return true;
- }
- return false;
- }
- };
- }}}
- #endif
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