bool operator==(either<Left, Right> const& lhs, either<Left, Right> const& rhs)
{
if (lhs.is_left() == rhs.is_left())
{
if (lhs.is_left()) return lhs.left() == rhs.left();
else return lhs.right() == rhs.right();
}
return false;
}
void EXPECT_LEFT_IS(const Expected &expected, either<Left, Right> &value) {
EXPECT_IS_LEFT(value);
EXPECT_EQ(expected, value.left());
EXPECT_EQ(expected, value.left_opt().get());
EXPECT_EQ(boost::none, value.right_opt());
const either<Left, Right> &const_value = value;
EXPECT_EQ(expected, const_value.left());
EXPECT_EQ(expected, const_value.left_opt().get());
EXPECT_EQ(boost::none, const_value.right_opt());
}
bool operator==(either<Left, Right> const& lhs, Left const& rhs)
{
return lhs.is_left() && lhs.left() == rhs;
}