urlstream.hpp

#ifndef DL_UTILS_URLSTREAM_HPP
#define DL_UTILS_URLSTREAM_HPP
 
#include <experimental/propagate_const>
#include <istream>
#include <memory>
 
namespace dl::utils {
    class URLStream : virtual public std::basic_istream<char> {
    private:
        struct Data;
        std::experimental::propagate_const<std::unique_ptr<Data>> pImpl;
 
        URLStream() = delete;
        URLStream(const URLStream& other) = delete;
        // Deleted move constructor because we would have to move semaphores and we capture "this" in a lambda
        // expression within the constructor.
        URLStream(URLStream&& other) = delete;
 
    public:
        explicit URLStream(const char* url) noexcept;
        virtual ~URLStream();
    };
} // namespace dl::utils
 
#endif