afb81b8278
Some checks failed
Docker. / Ubuntu (push) Has been cancelled
User-agent updater. / User-agent (push) Failing after 15s
Lock Threads / lock (push) Failing after 10s
Waiting for answer. / waiting-for-answer (push) Failing after 22s
Needs user action. / needs-user-action (push) Failing after 8s
Can't reproduce. / cant-reproduce (push) Failing after 8s
Close stale issues and PRs / stale (push) Has been cancelled
83 lines
2.4 KiB
C++
83 lines
2.4 KiB
C++
/// \file
|
|
// Range v3 library
|
|
//
|
|
// Copyright Eric Niebler 2014-present
|
|
//
|
|
// Use, modification and distribution is subject to the
|
|
// Boost Software License, Version 1.0. (See accompanying
|
|
// file LICENSE_1_0.txt or copy at
|
|
// http://www.boost.org/LICENSE_1_0.txt)
|
|
//
|
|
// Project home: https://github.com/ericniebler/range-v3
|
|
//
|
|
#ifndef RANGES_V3_ALGORITHM_REMOVE_HPP
|
|
#define RANGES_V3_ALGORITHM_REMOVE_HPP
|
|
|
|
#include <meta/meta.hpp>
|
|
|
|
#include <range/v3/range_fwd.hpp>
|
|
|
|
#include <range/v3/algorithm/find.hpp>
|
|
#include <range/v3/functional/identity.hpp>
|
|
#include <range/v3/functional/invoke.hpp>
|
|
#include <range/v3/iterator/concepts.hpp>
|
|
#include <range/v3/iterator/operations.hpp>
|
|
#include <range/v3/iterator/traits.hpp>
|
|
#include <range/v3/range/access.hpp>
|
|
#include <range/v3/range/concepts.hpp>
|
|
#include <range/v3/range/dangling.hpp>
|
|
#include <range/v3/range/traits.hpp>
|
|
#include <range/v3/utility/static_const.hpp>
|
|
|
|
#include <range/v3/detail/prologue.hpp>
|
|
|
|
namespace ranges
|
|
{
|
|
/// \addtogroup group-algorithms
|
|
/// @{
|
|
RANGES_FUNC_BEGIN(remove)
|
|
|
|
/// \brief function template \c remove
|
|
template(typename I, typename S, typename T, typename P = identity)(
|
|
requires permutable<I> AND sentinel_for<S, I> AND
|
|
indirect_relation<equal_to, projected<I, P>, T const *>)
|
|
constexpr I RANGES_FUNC(remove)(I first, S last, T const & val, P proj = P{})
|
|
{
|
|
first = find(std::move(first), last, val, ranges::ref(proj));
|
|
if(first != last)
|
|
{
|
|
for(I i = next(first); i != last; ++i)
|
|
{
|
|
if(!(invoke(proj, *i) == val))
|
|
{
|
|
*first = iter_move(i);
|
|
++first;
|
|
}
|
|
}
|
|
}
|
|
return first;
|
|
}
|
|
|
|
/// \overload
|
|
template(typename Rng, typename T, typename P = identity)(
|
|
requires forward_range<Rng> AND permutable<iterator_t<Rng>> AND
|
|
indirect_relation<equal_to, projected<iterator_t<Rng>, P>, T const *>)
|
|
constexpr borrowed_iterator_t<Rng> //
|
|
RANGES_FUNC(remove)(Rng && rng, T const & val, P proj = P{})
|
|
{
|
|
return (*this)(begin(rng), end(rng), val, std::move(proj));
|
|
}
|
|
|
|
RANGES_FUNC_END(remove)
|
|
|
|
namespace cpp20
|
|
{
|
|
using ranges::remove;
|
|
}
|
|
/// @}
|
|
} // namespace ranges
|
|
|
|
#include <range/v3/detail/epilogue.hpp>
|
|
|
|
#endif
|