feat: combine serde package (#396)

clients/node/client-rds-data-node/commands/ExecuteStatementCommand.ts

@@ -1,6 +1,8 @@
 import { Command } from "@aws-sdk/smithy-client";
-import { serializerPlugin } from "@aws-sdk/middleware-serializer";
-import { deserializerPlugin } from "@aws-sdk/middleware-deserializer";
+import {
+  deserializerPlugin,
+  serializerPlugin
+} from "@aws-sdk/middleware-serde";
 import * as __aws_sdk_types from "@aws-sdk/types";
 import { RDSDataResolvedConfiguration } from "../RDSDataConfiguration";
 import { HttpRequest } from "@aws-sdk/protocol-http";

packages/middleware-serde/README.md

@@ -0,0 +1,4 @@
+# @aws-sdk/@aws-sdk/middleware-serde
+
+[![NPM version](https://img.shields.io/npm/v/@aws-sdk/@aws-sdk/middleware-serde/preview.svg)](https://www.npmjs.com/package/@aws-sdk/@aws-sdk/middleware-serde)
+[![NPM downloads](https://img.shields.io/npm/dm/@aws-sdk/@aws-sdk/middleware-serde.svg)](https://www.npmjs.com/package/@aws-sdk/@aws-sdk/middleware-serde)

packages/middleware-deserializer/package.json → packages/middleware-serde/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "@aws-sdk/middleware-deserializer",
+  "name": "@aws-sdk/middleware-serde",
   "version": "0.1.0-preview.1",
   "scripts": {
     "prepublishOnly": "tsc",

packages/middleware-deserializer/src/index.ts → packages/middleware-serde/src/index.ts

@@ -1,10 +1,16 @@
 import {
+  RequestSerializer,
+  SerializeHandler,
+  SerializeHandlerArguments,
+  SerializeMiddleware,
+  SerializeHandlerOutput,
   ResponseDeserializer,
   DeserializeHandler,
   DeserializeHandlerArguments,
   DeserializeMiddleware,
   DeserializeHandlerOutput,
   Protocol,
+  SerializerUtils,
   DeserializerUtils,
   InjectableMiddleware
 } from "@aws-sdk/types";
@@ -48,3 +54,38 @@ export function deserializerPlugin<OutputType>(
     tags: { DESERIALIZER: true }
   };
 }
+
+export function serializerMiddleware<
+  Input extends object,
+  Output extends object
+>(
+  options: SerializerMiddlewareConfig,
+  serializer: RequestSerializer<any>
+): SerializeMiddleware<Input, Output> {
+  return (
+    next: SerializeHandler<Input, Output>
+  ): SerializeHandler<Input, Output> => async (
+    args: SerializeHandlerArguments<Input>
+  ): Promise<SerializeHandlerOutput<Output>> => {
+    const request = options.protocol.serialize(serializer, args.input, options);
+    return next({
+      ...args,
+      request
+    });
+  };
+}
+
+export interface SerializerMiddlewareConfig extends SerializerUtils {
+  protocol: Protocol<any, any>;
+}
+
+export function serializerPlugin(
+  config: SerializerMiddlewareConfig,
+  serializer: RequestSerializer<any>
+): InjectableMiddleware {
+  return {
+    middleware: serializerMiddleware(config, serializer),
+    step: "serialize",
+    tags: { SERIALIZER: true }
+  };
+}