This class is a replacement for C++17 std::optional.
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#include <cvb/shims/optional.hpp>
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(Note that these are not member symbols.)
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| template<class T> |
| optional< typename std::decay< T >::type > | make_optional (T &&value) |
| | Factory function to create an optional from a T object.
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| template<class T, class... ARGS> |
| optional< T > | make_optional (ARGS &&...args) |
| | Factory function to in-place construct a T in an optional.
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This class is a replacement for C++17 std::optional.
◆ make_optional() [1/2]
template<class T, class... ARGS>
| optional< T > make_optional |
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ARGS &&... | args | ) |
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related |
Factory function to in-place construct a T in an optional.
- Template Parameters
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| T | Type of value to store. |
| ARGS | Type list of all arguments to be forwarded to T. |
- Parameters
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| [in] | args | Arguments to be forwarded to the ctor of T. |
- Returns
- optional with newly constructed
T.
◆ make_optional() [2/2]
Factory function to create an optional from a T object.
- Template Parameters
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- Parameters
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| [in] | value | Value to be forwarded to the optional. |
- Returns
- optional with the set value.
