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Add result<U&, E> specialization. Fixes #72.

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This commit is contained in:
Peter Dimov
2023-09-12 03:34:24 +03:00
parent a57c568324
commit 951b3fe7b4
22 changed files with 1808 additions and 4 deletions
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test/result_error_move.cpp
+43 -1
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@@ -55,7 +55,9 @@ int main()
BOOST_TEST_EQ( (result<std::string, X>( "s" ).error().v_), 0 );
}
{
//
{
result<void, X> r( 1 );
BOOST_TEST( !r.has_value() );
@@ -87,5 +89,45 @@ int main()
BOOST_TEST_EQ( (result<void, X>().error().v_), 0 );
}
//
{
result<double&, X> r( 1 );
BOOST_TEST( !r.has_value() );
BOOST_TEST( r.has_error() );
BOOST_TEST_EQ( std::move( r ).error().v_, 1 );
}
{
BOOST_TEST(( !result<double&, X>( 1 ).has_value() ));
BOOST_TEST(( result<double&, X>( 1 ).has_error() ));
BOOST_TEST_EQ( (result<double&, X>( 1 ).error().v_), 1 );
}
{
double x = 1.0;
result<double&, X> r( x );
BOOST_TEST( r.has_value() );
BOOST_TEST( !r.has_error() );
BOOST_TEST_EQ( std::move( r ).error().v_, 0 );
}
{
double x = 1.0;
BOOST_TEST(( result<double&, X>( x ).has_value() ));
BOOST_TEST(( !result<double&, X>( x ).has_error() ));
BOOST_TEST_EQ( (result<double&, X>( x ).error().v_), 0 );
}
//
return boost::report_errors();
}