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This removes one additional usage of Vector::append that stops us from disabling it when compiling the Kernel.
73 lines
1.1 KiB
C++
73 lines
1.1 KiB
C++
/*
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* Copyright (c) 2021, Jesse Buhagiar <jooster669@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Vector.h>
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namespace AK {
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template<typename T, size_t stack_size>
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class Stack {
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public:
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Stack() = default;
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~Stack() = default;
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bool push(const T& item)
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{
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if (m_stack.size() >= stack_size)
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return false;
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m_stack.unchecked_append(item);
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return true;
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}
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bool push(T&& item)
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{
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if (m_stack.size() >= stack_size)
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return false;
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m_stack.unchecked_append(move(item));
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return true;
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}
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bool is_empty() const
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{
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return m_stack.is_empty();
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}
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size_t size() const
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{
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return m_stack.size();
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}
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bool pop()
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{
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if (is_empty())
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return false;
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m_stack.resize_and_keep_capacity(m_stack.size() - 1);
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return true;
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}
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T& top()
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{
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return m_stack.last();
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}
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const T& top() const
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{
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return m_stack.last();
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}
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private:
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Vector<T, stack_size> m_stack;
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};
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}
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using AK::Stack;
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