From 03a48eeff8c1b754de30f13e8680f9fa66314a00 Mon Sep 17 00:00:00 2001
From: pismenskiy <pismenskiy.m@gmail.com>
Date: Tue, 1 Mar 2022 16:01:08 +0300
Subject: [PATCH] docs: update docs

---
 packages/expressjs/README.md | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/packages/expressjs/README.md b/packages/expressjs/README.md
index f783631..79a0c9c 100644
--- a/packages/expressjs/README.md
+++ b/packages/expressjs/README.md
@@ -16,10 +16,20 @@ import {
   IJsonRpcParams
 } from 'nestjs-json-rpc'
 
+import {
+  RpcId, Req, Res, Headers,
+} from 'expressjs-json-rpc'
+
 @JsonRpcMiddleware()
 export class SomeJsonRpcMware {
   @JsonRpcMethod('some-method')
-  doSomething(@JsonRpcId() id: IJsonRpcId, @JsonRpcParams() params: IJsonRpcParams) {
+  doSomething(
+    @JsonRpcId() id: IJsonRpcId,
+    @JsonRpcParams() params: IJsonRpcParams,
+    @Req() req: IRequest,
+    @Res() res: IRequest,
+    @Headers() headers: any
+  ) {
     const {foo} = params
     
     if (foo === 'bar') {
@@ -35,5 +45,17 @@ const jsonRpcMware = new SomeJsonRpcMware().middleware
 app.use('/rpc', jsonRpcMware)
 ```
 
+### Decorators
+| Param decorator         | Value                           |
+|-------------------------|---------------------------------|
+| @Req()                  | req                             |
+| @Res()                  | res                             |
+| @Next()                 | next                            |
+| @Body(key?: string)     | req.body / req.body[key]        |
+| @Param(key?: string)    | req.params / req.params[key]    |
+| @Query(key?: string)    | req.query / req.query[key]      |
+| @Headers(name?: string) | req.headers / req.headers[name] |
+| @Ip()                   | req.ip                          |
+
 ## Specification
 [https://www.jsonrpc.org/specification](https://www.jsonrpc.org/specification)