ladybird/AK/AllOf.h
2022-07-04 05:53:56 +00:00

36 lines
819 B
C++

/*
* Copyright (c) 2020, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Concepts.h>
#include <AK/Find.h>
#include <AK/Iterator.h>
namespace AK {
template<typename TEndIterator, IteratorPairWith<TEndIterator> TIterator>
[[nodiscard]] constexpr bool all_of(
TIterator const& begin,
TEndIterator const& end,
auto const& predicate)
{
constexpr auto negated_predicate = [](auto const& pred) {
return [&](auto const& elem) { return !pred(elem); };
};
return !(find_if(begin, end, negated_predicate(predicate)) != end);
}
template<IterableContainer Container>
[[nodiscard]] constexpr bool all_of(Container&& container, auto const& predicate)
{
return all_of(container.begin(), container.end(), predicate);
}
}
using AK::all_of;