Added StaticJsonDocument and DynamicJsonDocument.

Removed StaticJsonArray and DynamicJsonArray.
Removed StaticJsonObject and DynamicJsonObject.
Removed StaticJsonVariant and DynamicJsonVariant.

examples/MsgPackParser/MsgPackParser.ino

@@ -12,17 +12,17 @@ void setup() {
   Serial.begin(9600);
   while (!Serial) continue;
 
-  // Root JSON object
+  // Allocate the JSON document
   //
   // Inside the brackets, 200 is the size of the memory pool in bytes.
   // Don't forget to change this value to match your JSON document.
   // Use arduinojson.org/assistant to compute the capacity.
-  StaticJsonObject<200> root;
+  StaticJsonDocument<200> doc;
 
   // StaticJsonObject allocates memory on the stack, it can be
   // replaced by DynamicJsonObject which allocates in the heap.
   //
-  // DynamicJsonObject  root(200);
+  // DynamicJsonObject doc(200);
 
   // MessagePack input string.
   //
@@ -40,23 +40,27 @@ void setup() {
   //   "data": [48.75608, 2.302038]
   // }
 
-  // Root of the object tree.
+  // doc of the object tree.
   //
   // It's a reference to the JsonObject, the actual bytes are inside the
   // JsonBuffer with all the other nodes of the object tree.
   // Memory is freed when jsonBuffer goes out of scope.
-  MsgPackError error = deserializeMsgPack(root, input);
+  MsgPackError error = deserializeMsgPack(doc, input);
 
   // Test if parsing succeeds.
   if (error) {
-    Serial.println("deserializeMsgPack() failed");
+    Serial.print("deserializeMsgPack() failed: ");
+    Serial.println(error.c_str());
     return;
   }
 
+  // Get the root object in the document
+  JsonObject& root = doc.as<JsonObject>();
+
   // Fetch values.
   //
   // Most of the time, you can rely on the implicit casts.
-  // In other case, you can do root["time"].as<long>();
+  // In other case, you can do doc["time"].as<long>();
   const char* sensor = root["sensor"];
   long time = root["time"];
   double latitude = root["data"][0];