ranges.hxx

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/*
 * Copyright (C) 2024-2026 David C. Manuelda (StormBytePP)
 *
 * This file is part of StormByte.
 *
 * StormByte is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * or later, as published by the Free Software Foundation.
 *
 * StormByte is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with StormByte. If not, see
 * <https://www.gnu.org/licenses/lgpl-3.0.html>.
 */
 
#pragma once
 
// ByteInputRange/ByteInputIterator use Class and ExplicitlyConvertibleTo:
// must come after categories.hxx and conversions.hxx.
#include <StormByte/type_traits/categories.hxx>
#include <StormByte/type_traits/conversions.hxx>
 
#include <cstddef>
#include <iterator>
#include <ranges>
 
namespace StormByte {
    namespace Type {
        template<typename R>
        concept Range = std::ranges::range<R>;
 
        template<typename R>
        concept InputRange = std::ranges::input_range<R>;
 
        template<typename R, typename T>
        concept OutputRange = std::ranges::output_range<R, T>;
 
        template<typename R>
        concept ForwardRange = std::ranges::forward_range<R>;
 
        template<typename R>
        concept BidirectionalRange = std::ranges::bidirectional_range<R>;
 
        template<typename R>
        concept RandomAccessRange = std::ranges::random_access_range<R>;
 
        template<typename R>
        concept ContiguousRange = std::ranges::contiguous_range<R>;
 
        template<typename R>
        concept SizedRange = std::ranges::sized_range<R>;
 
        template<typename R>
        concept CommonRange = std::ranges::common_range<R>;
 
        template<typename R>
        concept View = std::ranges::view<R>;
 
        template<typename R>
        concept BorrowedRange = std::ranges::borrowed_range<R>;
 
        template<typename I>
        concept InputIterator = std::input_iterator<I>;
 
        template<typename I, typename T>
        concept OutputIterator = std::output_iterator<I, T>;
 
        template<typename I>
        concept ForwardIterator = std::forward_iterator<I>;
 
        template<typename I>
        concept BidirectionalIterator = std::bidirectional_iterator<I>;
 
        template<typename I>
        concept RandomAccessIterator = std::random_access_iterator<I>;
 
        template<typename I>
        concept ContiguousIterator = std::contiguous_iterator<I>;
 
        template<typename S, typename I>
        concept SentinelFor = std::sentinel_for<S, I>;
 
        template<typename S, typename I>
        concept SizedSentinelFor = std::sized_sentinel_for<S, I>;
 
        template<Range R>
        using RangeValue = std::ranges::range_value_t<R>;
 
        template<Range R>
        using RangeReference = std::ranges::range_reference_t<R>;
 
        template<Range R>
        using RangeDifference = std::ranges::range_difference_t<R>;
 
        template<typename I>
        using IteratorValue = std::iter_value_t<I>;
 
        template<typename R>
        concept ByteInputRange =
            InputRange<R> &&
            !Class<RangeValue<R>> &&
            ExplicitlyConvertibleTo<RangeValue<R>, std::byte>;
 
        template<typename I>
        concept ByteInputIterator =
            InputIterator<I> &&
            !Class<IteratorValue<I>> &&
            ExplicitlyConvertibleTo<IteratorValue<I>, std::byte>;
    }
}