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This will allow passing `nil` as a parameter to a C++ function that takes a `std::optional<T>`. rdar://114194600
18 lines
592 B
C++
18 lines
592 B
C++
#ifndef TEST_INTEROP_CXX_STDLIB_INPUTS_STD_OPTIONAL_H
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#define TEST_INTEROP_CXX_STDLIB_INPUTS_STD_OPTIONAL_H
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#include <optional>
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#include <string>
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using StdOptionalInt = std::optional<int>;
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using StdOptionalString = std::optional<std::string>;
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inline StdOptionalInt getNonNilOptional() { return {123}; }
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inline StdOptionalInt getNilOptional() { return {std::nullopt}; }
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inline bool takesOptionalInt(std::optional<int> arg) { return (bool)arg; }
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inline bool takesOptionalString(std::optional<std::string> arg) { return (bool)arg; }
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#endif // TEST_INTEROP_CXX_STDLIB_INPUTS_STD_OPTIONAL_H
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