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Fix MAKE_WRAPPER_CONSTRUCTOR to not override special constructors

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It should not effect move / copy / etc. constructors.
This commit is contained in:
John Ericson 2025-12-08 13:20:56 -05:00
parent 907a5761fa
commit e73bb666c5
1 changed files with 8 additions and 6 deletions
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14
src/libutil/include/nix/util/variant-wrapper.hh
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@ -22,10 +22,12 @@
* *
* The moral equivalent of `using Raw::Raw;` * The moral equivalent of `using Raw::Raw;`
*/ */
#define MAKE_WRAPPER_CONSTRUCTOR(CLASS_NAME) \ #define MAKE_WRAPPER_CONSTRUCTOR(CLASS_NAME) \
FORCE_DEFAULT_CONSTRUCTORS(CLASS_NAME) \ FORCE_DEFAULT_CONSTRUCTORS(CLASS_NAME) \
\ \
CLASS_NAME(auto &&... arg) \ template<typename... Args> \
: raw(std::forward<decltype(arg)>(arg)...) \ requires(!(sizeof...(Args) == 1 && (std::is_same_v<std::remove_cvref_t<Args>, CLASS_NAME> && ...))) \
{ \ CLASS_NAME(Args &&... arg) \
: raw(std::forward<Args>(arg)...) \
{ \
} }