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AK: Introduce ability to default-initialize a Variant

I noticed that Variant<Empty, …> is a somewhat common pattern while
working on #10080, and this will simplify a few use-cases. :^)
This commit is contained in:
Ben Wiederhake 2021-09-19 22:10:51 +02:00 committed by Ali Mohammad Pur
parent f261b68408
commit 743470c8f2
2 changed files with 12 additions and 1 deletions

View file

@ -219,3 +219,10 @@ TEST_CASE(copy_assign)
EXPECT_EQ(the_value.get<String>(), "Hello, world!");
}
}
TEST_CASE(default_empty)
{
Variant<Empty, int> my_variant;
EXPECT(my_variant.has<Empty>());
EXPECT(!my_variant.has<int>());
}