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Add static_variant::operator==

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For real this time :)
This commit is contained in:
Nathan Hourt 2019-08-30 14:34:43 -05:00
parent 94cb1858b8
commit 292584ca59
2 changed files with 10 additions and 5 deletions
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8
include/fc/static_variant.hpp
View file

@ -221,6 +221,14 @@ public:
return *this;
}
friend bool operator==( const static_variant& a, const static_variant& b ) {
if (a.which() != b.which())
return false;
return typelist::runtime::dispatch(list(), a.which(), [&a, &b](auto t) {
return a.get<typename decltype(t)::type>() == b.get<typename decltype(t)::type>();
});
}
template<typename X, typename = type_in_typelist<X>>
X& get() {
if(_tag == typelist::index_of<list, X>()) {

7
tests/variant_test.cpp
View file

@ -182,10 +182,7 @@ BOOST_AUTO_TEST_CASE( nested_objects_test )
from_variant( v, sv1, nested_levels + 2 );
auto sv_equal = [](const fc::static_variant<fc::test::item>& v1, const fc::static_variant<fc::test::item>& v2) {
return v1.get<fc::test::item>() == v2.get<fc::test::item>();
};
BOOST_CHECK( sv_equal(sv, sv1) );
BOOST_CHECK( sv == sv1 );
// both log and dump should never throw
BOOST_TEST_MESSAGE( "========== About to log static_variant. ==========" );
@ -218,7 +215,7 @@ BOOST_AUTO_TEST_CASE( nested_objects_test )
from_variant( v, vec1, nested_levels + 3 );
BOOST_CHECK( std::equal(vec.begin(), vec.end(), vec1.begin(), sv_equal) );
BOOST_CHECK( vec == vec1 );
// both log and dump should never throw
BOOST_TEST_MESSAGE( "========== About to log vector. ==========" );