Redesigned JsonVariant to leverage converting constructors instead of assignment operators

include/ArduinoJson/Internals/JsonVariantContent.ipp

@@ -0,0 +1,96 @@
+// Copyright Benoit Blanchon 2014-2015
+// MIT License
+//
+// Arduino JSON library
+// https://github.com/bblanchon/ArduinoJson
+
+#pragma once
+
+namespace ArduinoJson {
+
+// Forward declarations
+class JsonArray;
+class JsonObject;
+
+namespace Internals {
+template <>
+inline bool JsonVariantContent::as<bool>() const {
+  return asBoolean;
+}
+
+template <>
+inline char const* JsonVariantContent::as<char const*>() const {
+  return asString;
+}
+
+template <>
+inline double JsonVariantContent::as<double>() const {
+  return asDouble;
+}
+
+template <>
+inline float JsonVariantContent::as<float>() const {
+  return static_cast<float>(asDouble);
+}
+
+template <>
+inline JsonArray& JsonVariantContent::as<JsonArray&>() const {
+  return *asArray;
+}
+
+template <>
+inline const JsonArray& JsonVariantContent::as<JsonArray const&>() const {
+  return *asArray;
+}
+
+template <>
+inline JsonObject& JsonVariantContent::as<JsonObject&>() const {
+  return *asObject;
+}
+
+template <>
+inline const JsonObject& JsonVariantContent::as<JsonObject const&>() const {
+  return *asObject;
+}
+
+template <>
+inline signed char JsonVariantContent::as<signed char>() const {
+  return static_cast<signed char>(asLong);
+}
+
+template <>
+inline signed int JsonVariantContent::as<signed int>() const {
+  return static_cast<signed int>(asLong);
+}
+
+template <>
+inline signed long JsonVariantContent::as<signed long>() const {
+  return static_cast<signed long>(asLong);
+}
+
+template <>
+inline signed short JsonVariantContent::as<signed short>() const {
+  return static_cast<signed short>(asLong);
+}
+
+template <>
+inline unsigned char JsonVariantContent::as<unsigned char>() const {
+  return static_cast<unsigned char>(asLong);
+}
+
+template <>
+inline unsigned int JsonVariantContent::as<unsigned int>() const {
+  return static_cast<unsigned int>(asLong);
+}
+
+template <>
+inline unsigned long JsonVariantContent::as<unsigned long>() const {
+  return static_cast<unsigned long>(asLong);
+}
+
+template <>
+inline unsigned short JsonVariantContent::as<unsigned short>() const {
+  return static_cast<unsigned short>(asLong);
+}
+}
+}