JsonVariantType.h

// Copyright Benoit Blanchon 2014
// MIT License
//
// Arduino JSON library
// https://github.com/bblanchon/ArduinoJson

#pragma once

namespace ArduinoJson {
namespace Internals {

// Enumerated type to know the current type of a JsonVariant.
// The value determines which member of JsonVariantContent is used.
enum JsonVariantType {
  JSON_INVALID,    // a special state for JsonVariant::invalid()
  JSON_UNDEFINED,  // the JsonVariant has not been initialized
  JSON_ARRAY,      // the JsonVariant stores a pointer to a JsonArray
  JSON_OBJECT,     // the JsonVariant stores a pointer to a JsonObject
  JSON_BOOLEAN,    // the JsonVariant stores a bool
  JSON_STRING,     // the JsonVariant stores a const char*
  JSON_LONG,       // the JsonVariant stores a long

  // The following values are reserved for double values
  // Multiple values are used for double, depending on the number of decimal
  // digits that must be printed in the JSON output.
  // This little trick allow to save one extra member in JsonVariant
  JSON_DOUBLE_0_DECIMALS
  // JSON_DOUBLE_1_DECIMAL
  // JSON_DOUBLE_2_DECIMALS
  // ...
};
}
}