diff options
Diffstat (limited to 'boost/outcome/result.hpp')
-rw-r--r-- | boost/outcome/result.hpp | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/boost/outcome/result.hpp b/boost/outcome/result.hpp new file mode 100644 index 0000000000..46e2d6da64 --- /dev/null +++ b/boost/outcome/result.hpp @@ -0,0 +1,53 @@ +/* A very simple result type +(C) 2017-2019 Niall Douglas <http://www.nedproductions.biz/> (59 commits) +File Created: June 2017 + + +Boost Software License - Version 1.0 - August 17th, 2003 + +Permission is hereby granted, free of charge, to any person or organization +obtaining a copy of the software and accompanying documentation covered by +this license (the "Software") to use, reproduce, display, distribute, +execute, and transmit the Software, and to prepare derivative works of the +Software, and to permit third-parties to whom the Software is furnished to +do so, all subject to the following: + +The copyright notices in the Software and this entire statement, including +the above license grant, this restriction and the following disclaimer, +must be included in all copies of the Software, in whole or in part, and +all derivative works of the Software, unless such copies or derivative +works are solely in the form of machine-executable object code generated by +a source language processor. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT +SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE +FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE, +ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER +DEALINGS IN THE SOFTWARE. +*/ + +#ifndef BOOST_OUTCOME_RESULT_HPP +#define BOOST_OUTCOME_RESULT_HPP + +#include "boost_result.hpp" + +BOOST_OUTCOME_V2_NAMESPACE_EXPORT_BEGIN + +/*! In standalone Outcome, this aliases `std_result<>`. In Boost.Outcome, this aliases `boost_result<>`. +*/ +template <class R, class S = boost::system::error_code, class NoValuePolicy = policy::default_policy<R, S, void>> // +using result = boost_result<R, S, NoValuePolicy>; + +/*! In standalone Outcome, this aliases `std_unchecked<>`. In Boost.Outcome, this aliases `boost_checked<>`. +*/ +template <class R, class S = boost::system::error_code> using unchecked = result<R, S, policy::all_narrow>; + +/*! In standalone Outcome, this aliases `std_checked<>`. In Boost.Outcome, this aliases `boost_checked<>`. +*/ +template <class R, class S = boost::system::error_code> using checked = result<R, S, policy::throw_bad_result_access<S, void>>; + +BOOST_OUTCOME_V2_NAMESPACE_END + +#endif |