Function main

test/e_errno_test.cpp:22–53

namespace leaf = boost::leaf;

int main()
{
    errno = ENOENT;
#if BOOST_LEAF_CFG_STD_STRING
    std::ostringstream ss;
    ss << leaf::e_errno{};
    std::string s = ss.str();
    std::cout << s << std::endl;
#if BOOST_LEAF_CFG_STD_DIAGNOSTICS
    BOOST_TEST_NE(s.find(std::strerror(ENOENT)), std::string::npos);
#endif
#endif

    int r = leaf::try_handle_all(
        []() -> leaf::result<int>
        {
            struct reset_errno { ~reset_errno() { errno=0; } } reset;
            return leaf::new_error( leaf::e_errno{} );
        },
        []( leaf::e_errno e )
        {
            BOOST_TEST_EQ(errno, 0);
            BOOST_TEST_EQ(e.value, ENOENT);
            return 1;
        },
        []
        {
            return 2;
        } );
    BOOST_TEST_EQ(r, 1);
    return boost::report_errors();
}