text: // ArduinoJson - arduinojson.org
  // Copyright Benoit Blanchon 2014-2021
  // MIT License
  
  #pragma once
  
  #include <ArduinoJson/Configuration.hpp>
  #include <ArduinoJson/Polyfills/type_traits.hpp>
  
  #if ARDUINOJSON_ENABLE_ARDUINO_STRING
  #include <Arduino.h>
  #endif
  
  #if ARDUINOJSON_ENABLE_STD_STRING
  #include <string>
  #endif
  
  namespace ARDUINOJSON_NAMESPACE {
  
  template <typename>
  struct IsWriteableString : false_type {};
  
  #if ARDUINOJSON_ENABLE_ARDUINO_STRING
  
  template <>
  struct IsWriteableString< ::String> : true_type {};
  
  #endif
  
  #if ARDUINOJSON_ENABLE_STD_STRING
  
  template <typename TCharTraits, typename TAllocator>
  struct IsWriteableString<std::basic_string<char, TCharTraits, TAllocator> >
      : true_type {};
  
  #endif
  }  // namespace ARDUINOJSON_NAMESPACE
  