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https://github.com/RGBCube/serenity
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a119b61782
This is pretty heavy and unoptimized, but it will do the trick for now. Basically, Heap now has a HashTable<HandleImpl*> and you can call JS::make_handle(T*) to construct a Handle<T> that guarantees that the pointee will always survive GC until the Handle<T> is destroyed.
18 lines
300 B
C++
18 lines
300 B
C++
#include <LibJS/Heap/Handle.h>
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#include <LibJS/Heap/Heap.h>
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#include <LibJS/Runtime/Cell.h>
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namespace JS {
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HandleImpl::HandleImpl(Cell* cell)
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: m_cell(cell)
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{
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m_cell->heap().did_create_handle({}, *this);
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}
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HandleImpl::~HandleImpl()
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{
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m_cell->heap().did_destroy_handle({}, *this);
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}
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}
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