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// Copyright 2018-2024 Emil Dotchevski and Reverge Studios, Inc.
// 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)
#ifdef BOOST_LEAF_TEST_SINGLE_HEADER
# include "leaf.hpp"
#else
# include <boost/leaf/config.hpp>
# include <boost/leaf/diagnostics.hpp>
# include <boost/leaf/on_error.hpp>
# include <boost/leaf/result.hpp>
#endif
#if BOOST_LEAF_CFG_STD_STRING
# include <sstream>
# include <iostream>
#endif
#include <vector>
#include "lightweight_test.hpp"
namespace leaf = boost::leaf;
template <int> struct info { int value; };
leaf::result<void> f1()
{
return leaf::new_error(info<1>{11}, info<2>{21});
}
leaf::result<void> f2()
{
return leaf::try_handle_some(
[]
{
return f1();
},
[]
{
return leaf::new_error(info<1>{12});
} );
}
leaf::result<void> f3()
{
return leaf::try_handle_some(
[]
{
return f1();
},
[](leaf::diagnostic_details const &)
{
return leaf::new_error(info<1>{13});
} );
}
leaf::result<void> f4()
{
return leaf::try_handle_some(
[]
{
return f1();
},
[](leaf::diagnostic_details const & e)
{
return e.error().load(info<1>{14});
} );
}
int main()
{
leaf::try_handle_all([]() -> leaf::result<void>
{
return f2();
},
[](leaf::diagnostic_details const & e)
{
#if BOOST_LEAF_CFG_STD_STRING
std::ostringstream st;
st << e;
std::string s = st.str();
std::cout << s << std::endl;
if( BOOST_LEAF_CFG_DIAGNOSTICS && BOOST_LEAF_CFG_CAPTURE )
{
BOOST_TEST_EQ(s.find(": 11"), s.npos);
BOOST_TEST_NE(s.find(": 12"), s.npos);
BOOST_TEST_EQ(s.find(": 21"), s.npos);
}
#endif
} );
leaf::try_handle_all([]() -> leaf::result<void>
{
return f3();
},
[](leaf::diagnostic_details const & e)
{
#if BOOST_LEAF_CFG_STD_STRING
std::ostringstream st;
st << e;
std::string s = st.str();
std::cout << s << std::endl;
if( BOOST_LEAF_CFG_DIAGNOSTICS && BOOST_LEAF_CFG_CAPTURE )
{
BOOST_TEST_EQ(s.find(": 11"), s.npos);
BOOST_TEST_NE(s.find(": 13"), s.npos);
BOOST_TEST_EQ(s.find(": 21"), s.npos);
}
#endif
} );
leaf::try_handle_all([]() -> leaf::result<void>
{
return f4();
},
[](leaf::diagnostic_details const & e)
{
#if BOOST_LEAF_CFG_STD_STRING
std::ostringstream st;
st << e;
std::string s = st.str();
std::cout << s << std::endl;
if( BOOST_LEAF_CFG_DIAGNOSTICS && BOOST_LEAF_CFG_CAPTURE )
{
BOOST_TEST_EQ(s.find(": 12"), s.npos);
BOOST_TEST_NE(s.find(": 14"), s.npos);
BOOST_TEST_NE(s.find(": 21"), s.npos);
}
#endif
} );
return boost::report_errors();
}
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