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Support void for map_error

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This commit is contained in:
Simon Brand
2017-12-03 08:25:19 +00:00
parent e081092fb1
commit 9423013aca
2 changed files with 97 additions and 14 deletions
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tests/extensions.cpp
+48
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@@ -191,6 +191,54 @@ TEST_CASE("Map error extensions", "[extensions.map_error]") {
REQUIRE(!ret);
REQUIRE(ret.error() == 42);
}
{
tl::expected<int, int> e = 21;
auto ret = e.map_error(ret_void);
REQUIRE(ret);
}
{
const tl::expected<int, int> e = 21;
auto ret = e.map_error(ret_void);
REQUIRE(ret);
}
{
tl::expected<int, int> e = 21;
auto ret = std::move(e).map_error(ret_void);
REQUIRE(ret);
}
{
const tl::expected<int, int> e = 21;
auto ret = std::move(e).map_error(ret_void);
REQUIRE(ret);
}
{
tl::expected<int, int> e(tl::unexpect, 21);
auto ret = e.map_error(ret_void);
REQUIRE(!ret);
}
{
const tl::expected<int, int> e(tl::unexpect, 21);
auto ret = e.map_error(ret_void);
REQUIRE(!ret);
}
{
tl::expected<int, int> e(tl::unexpect, 21);
auto ret = std::move(e).map_error(ret_void);
REQUIRE(!ret);
}
{
const tl::expected<int, int> e(tl::unexpect, 21);
auto ret = std::move(e).map_error(ret_void);
REQUIRE(!ret);
}
}
TEST_CASE("And then extensions", "[extensions.and_then]") {