feat: 当注册相同key的middle的时候报错

Author: hubvue

package.json

@@ -1,6 +1,6 @@
 {
   "name": "kever",
-  "version": "0.4.1",
+  "version": "0.4.2",
   "description": "A lightweight inversion of control container for Node.js apps powered by TypeScript and Koa runtime",
   "main": "./lib/index.js",
   "types": "./dts/index.d.ts",

src/runtime/koa/index.ts

@@ -15,7 +15,11 @@ function KoaRuntime(controllers: Set<any>, options: RuntimeOptions) {
   const app: Koa = new Koa()
   const router: Router = new Router()
   // 注册全局中间件
-  installMiddleware(app, middlePoll.golbalMiddle)
+  let globalMiddles: Set<Koa.Middleware> = new Set()
+  for (let globalMiddle of middlePoll.globalMiddle.values()) {
+    globalMiddles.add(globalMiddle)
+  }
+  installMiddleware(app, globalMiddles)
   for (let controllerMeta of controllers) {
     const { path: rootPath, controller } = controllerMeta
     if (!rootPath) {

src/runtime/koa/middleware/index.ts

@@ -2,7 +2,7 @@ import * as Koa from 'koa'
 import * as koaBody from 'koa-body'
 import koaCookie from 'koa-cookie'
 import { Tag } from '../../../types/index'
-
+const Logger = console
 export const installMiddleware = (app: Koa, middles: Set<Koa.Middleware>) => {
   app.use(koaBody())
   app.use(koaCookie())
@@ -20,11 +20,11 @@ export interface BaseMiddle {
 
 interface MiddlePoll<T> {
   routeMiddle: Map<Tag, T>
-  golbalMiddle: Set<T>
+  globalMiddle: Map<Tag, T>
 }
 export const middlePoll: MiddlePoll<Koa.Middleware> = {
   routeMiddle: new Map(),
-  golbalMiddle: new Set()
+  globalMiddle: new Map()
 }
 
 type registerMiddleType = (
@@ -33,12 +33,20 @@ type registerMiddleType = (
 
 export const registerMiddle: registerMiddleType = (tag: Tag) => target => {
   const instance: BaseMiddle = new target() as BaseMiddle
-  middlePoll.routeMiddle.set(tag, instance.ready)
+  if (middlePoll.routeMiddle.has(tag)) {
+    Logger.error(`[kever|err]: ${String(tag)} middleware Registered`)
+  } else {
+    middlePoll.routeMiddle.set(tag, instance.ready)
+  }
 }
 
 export const registerGlobalMiddle: registerMiddleType = (
   tag: Tag
 ) => target => {
   const instance: BaseMiddle = new target() as BaseMiddle
-  middlePoll.golbalMiddle.add(instance.ready)
+  if (middlePoll.globalMiddle.has(tag)) {
+    Logger.error(`[kever|err]: ${String(tag)} middleware Registered`)
+  } else {
+    middlePoll.globalMiddle.set(tag, instance.ready)
+  }
 }