WIP JSONRPC2 implementation

server/adaptor/jsonrpc2/jsonrpc2.go

@@ -0,0 +1,58 @@
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package jsonrpc2
+
+// http://www.jsonrpc.org/specification
+const (
+	ParseError     = -32700 // Invalid JSON was received by the server. An error occurred on the server while parsing the JSON text.
+	InvalidRequest = -32600 // The JSON sent is not a valid Request object.
+	MethodNotFound = -32601 // The method does not exist / is not available.
+	InvalidParams  = -32602 // Invalid method parameter(s).
+	InternalError  = -32603 // Internal JSON-RPC error.
+)
+
+const (
+	// ParseErrorMessage is the message associated with the ParseError error
+	ParseErrorMessage = "Parse error"
+	// InvalidRequestMessage is the message associated with the InvalidRequest error
+	InvalidRequestMessage = "Invalid Request"
+	// MethodNotFoundMessage is the message associated with the MethodNotFound error
+	MethodNotFoundMessage = "Method not found"
+	// InvalidParamsMessage is the message associated with the InvalidParams error
+	InvalidParamsMessage = "Invalid params"
+	// InternalErrorMessage is the message associated with the InternalError error
+	InternalErrorMessage = "Internal error"
+)
+
+// Request represents a JSONRPC request
+type Request struct {
+	JSONRPC string `json:"jsonrpc" validate:"eq=2.0"`
+	Method  string `json:"method" validate:"required"`
+	Params  string `json:"params" validate:"required"`
+	ID      string `json:"id"`
+}
+
+// Response represents a JSONRPC response
+type Response struct {
+	JSONRPC string `json:"jsonrpc" validate:"eq=2.0"`
+	Result  string `json:"result"`
+	Error   Error  `json:"error"`
+	ID      string `json:"id"`
+}
+
+// Error represents a JSONRPC response's error
+type Error struct {
+	Code    int    `json:"code"`
+	Message string `json:"message"`
+	Data    string `json:"data"`
+}