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// ArduinoJson - https://arduinojson.org
// Copyright Benoit Blanchon 2014-2021
// MIT License
#pragma once
#include <istream>
namespace ARDUINOJSON_NAMESPACE {
template <typename TSource>
struct Reader<TSource, typename enable_if<
is_base_of<std::istream, TSource>::value>::type> {
public:
explicit Reader(std::istream& stream) : _stream(&stream) {}
int read() {
return _stream->get();
}
size_t readBytes(char* buffer, size_t length) {
_stream->read(buffer, static_cast<std::streamsize>(length));
return static_cast<size_t>(_stream->gcount());
}
private:
std::istream* _stream;
};
} // namespace ARDUINOJSON_NAMESPACE
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