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xo-alloc2: + release() method for dp<T>

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Roland Conybeare 2026-03-24 17:45:09 -04:00
commit 68999ace48
1 changed files with 16 additions and 0 deletions
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16
include/xo/alloc2/dp.hpp
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@ -19,6 +19,9 @@ namespace xo {
**/
template <typename DRepr>
struct dp {
using repr_type = DRepr;
public:
dp() = default;
/** dp takes ownership of data @p ptr;
@ -55,6 +58,8 @@ namespace xo {
}
}
static constexpr bool is_gc_eligible() { return DRepr::is_gc_eligible(); }
dp<DRepr> & operator=(const dp<DRepr> & x) = delete;
/** move assignment **/
@ -74,6 +79,17 @@ namespace xo {
DRepr * operator->() const noexcept { return ptr_; }
DRepr & operator*() const noexcept { return *ptr_; }
/** transfer responsibility for pointer to caller,
* setting dp container's copy to nullptr
**/
DRepr * release() noexcept {
DRepr * retval = ptr_;
this->ptr_ = nullptr;
return retval;
}
#ifdef NOT_YET
/** explicit conversion to obj<AFacet,DRepr> **/
obj<AFacet, DRepr> to_op() const noexcept {