// initializer_list standard header (core)

// Copyright (c) Microsoft Corporation.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

#ifndef _INITIALIZER_LIST_
#define _INITIALIZER_LIST_
#include <yvals_core.h>
#if _STL_COMPILER_PREPROCESSOR
#include <cstddef>

#pragma pack(push, _CRT_PACKING)
#pragma warning(push, _STL_WARNING_LEVEL)
#pragma warning(disable : _STL_DISABLED_WARNINGS)
_STL_DISABLE_CLANG_WARNINGS
#pragma push_macro("new")
#undef new

_STD_BEGIN
_EXPORT_STD template <class _Elem>
class initializer_list {
public:
    using value_type      = _Elem;
    using reference       = const _Elem&;
    using const_reference = const _Elem&;
    using size_type       = size_t;

    using iterator       = const _Elem*;
    using const_iterator = const _Elem*;

    constexpr initializer_list() noexcept : _First(nullptr), _Last(nullptr) {}

    constexpr initializer_list(const _Elem* _First_arg, const _Elem* _Last_arg) noexcept
        : _First(_First_arg), _Last(_Last_arg) {}

    _NODISCARD constexpr const _Elem* begin() const noexcept {
        return _First;
    }

    _NODISCARD constexpr const _Elem* end() const noexcept {
        return _Last;
    }

    _NODISCARD constexpr size_t size() const noexcept {
        return static_cast<size_t>(_Last - _First);
    }

private:
    const _Elem* _First;
    const _Elem* _Last;
};

_EXPORT_STD template <class _Elem>
_NODISCARD constexpr const _Elem* begin(initializer_list<_Elem> _Ilist) noexcept {
    return _Ilist.begin();
}

_EXPORT_STD template <class _Elem>
_NODISCARD constexpr const _Elem* end(initializer_list<_Elem> _Ilist) noexcept {
    return _Ilist.end();
}
_STD_END
#pragma pop_macro("new")
_STL_RESTORE_CLANG_WARNINGS
#pragma warning(pop)
#pragma pack(pop)
#endif // _STL_COMPILER_PREPROCESSOR
#endif // _INITIALIZER_LIST_