tuple_common.hpp

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#pragma once
 
#include <tuple>
#include <utility>
 
namespace ext {
 
template < class Tuple, class Callable, std::size_t ... Is >
static void foreach_fn ( Tuple && t, Callable callback, std::index_sequence < Is ... > ) {
    ( callback ( std::forward < std::tuple_element_t < Is, std::remove_reference_t < Tuple > > > ( t.template get < Is > ( ) ) ), ... );
}
 
template < class Tuple, class Callable >
void foreach ( Tuple && t, Callable callback ) {
    return foreach_fn ( std::forward < Tuple > ( t ), callback, std::make_index_sequence < std::tuple_size_v < std::remove_reference_t < Tuple > > > ( ) );
}
 
} /* namespace ext */