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31 lines
859 B
C++
31 lines
859 B
C++
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#pragma once
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///@file
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// not used, but will be used by callers
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#include <variant>
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/**
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* Force the default versions of all constructors (copy, move, copy
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* assignment).
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*/
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#define FORCE_DEFAULT_CONSTRUCTORS(CLASS_NAME) \
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CLASS_NAME(const CLASS_NAME &) = default; \
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CLASS_NAME(CLASS_NAME &) = default; \
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CLASS_NAME(CLASS_NAME &&) = default; \
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\
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CLASS_NAME & operator =(const CLASS_NAME &) = default; \
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CLASS_NAME & operator =(CLASS_NAME &) = default;
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/**
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* Make a wrapper constructor. All args are forwarded to the
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* construction of the "raw" field. (Which we assume is the only one.)
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*
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* The moral equivalent of `using Raw::Raw;`
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*/
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#define MAKE_WRAPPER_CONSTRUCTOR(CLASS_NAME) \
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FORCE_DEFAULT_CONSTRUCTORS(CLASS_NAME) \
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\
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CLASS_NAME(auto &&... arg) \
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: raw(std::forward<decltype(arg)>(arg)...) \
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{ }
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