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Fix #2

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This commit is contained in:
Simon Brand
2017-10-24 15:32:22 +01:00
parent 98f34bed66
commit 0df06afe8d
2 changed files with 74 additions and 10 deletions
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13
tests/extensions.cpp
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@@ -335,11 +335,20 @@ TEST_CASE("Monadic operations", "[monadic]") {
};
#ifdef TL_OPTIONAL_CXX14
// Reported by Mark Papadakis
SECTION("map const correctness") {
SECTION("Issue #1") {
tl::optional<foo> f = foo{};
auto l = [](auto &&x) { x.non_const(); };
f.map(l);
}
#endif
struct overloaded {
tl::optional<int> operator()(foo &) { return 0; }
tl::optional<std::string> operator()(const foo &) { return ""; }
};
SECTION("Issue #2") {
tl::optional<foo> f = foo{};
auto x = f.and_then(overloaded{});
}
};