null_ostream.h

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#pragma once
 
#include <liboscar/utilities/null_streambuf.h>
 
#include <cstddef>
#include <ostream>
 
namespace osc
{
    // a `std::ostream` that performs no actual input-output operations
    class NullOstream final : public std::ostream {
    public:
        NullOstream() : std::ostream{&streambuf_} {}
 
        size_t num_chars_written() const
        {
            return streambuf_.num_chars_written();
        }
 
        bool was_written_to() const
        {
            return streambuf_.was_written_to();
        }
    private:
        NullStreambuf streambuf_;
    };
}