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arduino-cli/libraries/ArduinoJson_6.x/ArduinoJson/Serialization/Writers/StdStreamWriter.hpp

@@ -0,0 +1,32 @@
+// ArduinoJson - arduinojson.org
+// Copyright Benoit Blanchon 2014-2020
+// MIT License
+
+#pragma once
+
+#include <ostream>
+
+namespace ARDUINOJSON_NAMESPACE {
+
+template <typename TDestination>
+class Writer<
+    TDestination,
+    typename enable_if<is_base_of<std::ostream, TDestination>::value>::type> {
+ public:
+  explicit Writer(std::ostream& os) : _os(&os) {}
+
+  size_t write(uint8_t c) {
+    _os->put(static_cast<char>(c));
+    return 1;
+  }
+
+  size_t write(const uint8_t* s, size_t n) {
+    _os->write(reinterpret_cast<const char*>(s),
+               static_cast<std::streamsize>(n));
+    return n;
+  }
+
+ private:
+  std::ostream* _os;
+};
+}  // namespace ARDUINOJSON_NAMESPACE