2a8ebc4906
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
28 lines
797 B
C++
28 lines
797 B
C++
#pragma once
|
|
|
|
#include <initializer_list>
|
|
|
|
namespace mln {
|
|
namespace util {
|
|
|
|
/// Accept any number of parameters of any types, and do nothing with them.
|
|
/// Useful for providing a context for parameter pack expansion where a legal
|
|
/// expansion context is not otherwise available.
|
|
///
|
|
/// See
|
|
/// https://github.com/mapbox/cpp/blob/1bb519ef25edd6169f1d6d8a65414044616590a9/docs/structural-metaprogramming.md
|
|
/// for more details.
|
|
template <class... Ts>
|
|
void ignore(Ts&&...) noexcept {}
|
|
|
|
// std::initializer_list overload, for situations where you need sequenced
|
|
// modifications.
|
|
template <class T>
|
|
void ignore(const std::initializer_list<T>&) noexcept {}
|
|
|
|
// Handle the zero-argument case.
|
|
inline void ignore(const std::initializer_list<int>&) noexcept {}
|
|
|
|
} // namespace util
|
|
} // namespace mln
|