Convert fully to protobuf (was partially JSON) (#402)

* Convert fully to protobuf (was partially JSON)

* Handle all floating promises

* Remove stringified proto from trace logging

It wasn't proving to be very useful.

packages/protocol/src/proto/node.proto

@@ -9,84 +9,128 @@ enum Module {
 	Trash = 5;
 }
 
-// A proxy identified by a unique name like "fs".
-message NamedProxyMessage {
-	uint64 id = 1;
-	Module module = 2;
-	string method = 3;
-	repeated string args = 4;
-}
+message Argument {
+	message ErrorValue {
+		string message = 1;
+		string stack = 2;
+		string code = 3;
+	}
 
-// A general proxy identified by an ID like WriteStream.
-message NumberedProxyMessage {
-	uint64 id = 1;
-	uint64 proxy_id = 2;
-	string method = 3;
-	repeated string args = 4;
+	message BufferValue {
+		bytes data = 1;
+	}
+
+	message ObjectValue {
+		map<string, Argument> data = 1;
+	}
+
+	message ArrayValue {
+		repeated Argument data = 1;
+	}
+
+	message ProxyValue {
+		uint64 id = 1;
+	}
+
+	message FunctionValue {
+		uint64 id = 1;
+	}
+
+	message NullValue {}
+
+	message UndefinedValue {}
+
+	oneof msg {
+		ErrorValue error = 1;
+		BufferValue buffer = 2;
+		ObjectValue object = 3;
+		ArrayValue array = 4;
+		ProxyValue proxy = 5;
+		FunctionValue function = 6;
+		NullValue null = 7;
+		UndefinedValue undefined = 8;
+		double number = 9;
+		string string = 10;
+		bool boolean = 11;
+	}
 }
 
 // Call a remote method.
-message MethodMessage {
+message Method {
+	// A proxy identified by a unique name like "fs".
+	message Named {
+		uint64 id = 1;
+		Module module = 2;
+		string method = 3;
+		repeated Argument args = 4;
+	}
+
+	// A general proxy identified by an ID like WriteStream.
+	message Numbered {
+		uint64 id = 1;
+		uint64 proxy_id = 2;
+		string method = 3;
+		repeated Argument args = 4;
+	}
+
+	// Remote method failed.
+	message Fail {
+		uint64 id = 1;
+		Argument response = 2;
+	}
+
+	// Remote method succeeded.
+	message Success {
+		uint64 id = 1;
+		Argument response = 2;
+	}
+
 	oneof msg {
-		NamedProxyMessage named_proxy = 1;
-		NumberedProxyMessage numbered_proxy = 2;
+		Method.Named named_proxy = 1;
+		Method.Numbered numbered_proxy = 2;
 	}
 }
 
-// Call a remote callback.
-message CallbackMessage {
+message Callback {
+	// A remote callback for uniquely named proxy.
+	message Named {
+		Module module = 1;
+		uint64 callback_id = 2;
+		repeated Argument args = 3;
+	}
+
+	// A remote callback for a numbered proxy.
+	message Numbered {
+		uint64 proxy_id = 1;
+		uint64 callback_id = 2;
+		repeated Argument args = 3;
+	}
+
 	oneof msg {
-		NamedCallbackMessage named_callback = 1;
-		NumberedCallbackMessage numbered_callback = 2;
+		Callback.Named named_callback = 1;
+		Callback.Numbered numbered_callback = 2;
 	}
 }
 
-// A remote callback for uniquely named proxy.
-message NamedCallbackMessage {
-	Module module = 1;
-	uint64 callback_id = 2;
-	repeated string args = 3;
-}
-
-// A remote callback for a numbered proxy.
-message NumberedCallbackMessage {
-	uint64 proxy_id = 1;
-	uint64 callback_id = 2;
-	repeated string args = 3;
-}
-
-// Emit an event.
-message EventMessage {
-	oneof msg {
-		NamedEventMessage named_event = 1;
-		NumberedEventMessage numbered_event = 2;
+message Event {
+	// Emit an event on a uniquely named proxy.
+	message Named {
+		Module module = 1;
+		string event = 2;
+		repeated Argument args = 3;
 	}
-}
 
-// Emit an event on a uniquely named proxy.
-message NamedEventMessage {
-	Module module = 1;
-	string event = 2;
-	repeated string args = 3;
-}
+	// Emit an event on a numbered proxy.
+	message Numbered {
+		uint64 proxy_id = 1;
+		string event = 2;
+		repeated Argument args = 3;
+	}
 
-// Emit an event on a numbered proxy.
-message NumberedEventMessage {
-	uint64 proxy_id = 1;
-	string event = 2;
-	repeated string args = 3;
-}
-
-// Remote method failed.
-message FailMessage {
-	uint64 id = 1;
-	string response = 2;
-}
-
-// Remote method succeeded.
-message SuccessMessage {
-	uint64 id = 1;
-	string response = 2;
+	oneof msg {
+		Event.Named named_event = 1;
+		Event.Numbered numbered_event = 2;
+	}
 }
 
 message Ping {}