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https://github.com/RGBCube/serenity
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25a1bf0c90
This is a slot-in convenience replacement for Vector<NonnullRefPtr<T>> that makes accessors return T& instead of NonnullRefPtr<T>&. Since NonnullRefPtr guarantees non-nullness, this allows you to access these vector elements using dot (.) rather than arrow (->). :^)
35 lines
956 B
C++
35 lines
956 B
C++
#pragma once
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#include <AK/NonnullRefPtr.h>
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#include <AK/Vector.h>
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namespace AK {
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template<typename T, int inline_capacity = 0>
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class NonnullRefPtrVector : public Vector<NonnullRefPtr<T>, inline_capacity> {
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typedef Vector<NonnullRefPtr<T>> Base;
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public:
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NonnullRefPtrVector(Vector<NonnullRefPtr<T>>&& other)
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: Base(static_cast<Base&&>(other))
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{
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}
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NonnullRefPtrVector(const Vector<NonnullRefPtr<T>>& other)
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: Base(static_cast<const Base&>(other))
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{
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}
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using Base::size;
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T& at(int index) { return *Base::at(index); }
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const T& at(int index) const { return *Base::at(index); }
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T& operator[](int index) { return at(index); }
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const T& operator[](int index) const { return at(index); }
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T& first() { return at(0); }
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const T& first() const { return at(0); }
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T& last() { return at(size() - 1); }
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const T& last() const { return at(size() - 1); }
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};
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}
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using AK::NonnullRefPtrVector;
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