add SingleModeApplication type

src/index.ts

@@ -3,7 +3,11 @@
  */
 
 import { BaseContextClass } from './lib/core/base_context_class.js';
-import { startEgg } from './lib/start.js';
+import {
+  startEgg,
+  SingleModeApplication,
+  SingleModeAgent,
+} from './lib/start.js';
 import Helper from './app/extend/helper.js';
 
 // export extends
@@ -45,6 +49,8 @@ export * from '@eggjs/cluster';
  */
 export {
   startEgg as start,
+  SingleModeApplication,
+  SingleModeAgent,
 };
 
 /**

src/lib/start.ts

@@ -3,6 +3,7 @@ import { readJSON } from 'utility';
 import { importModule } from '@eggjs/utils';
 import { Agent } from './agent.js';
 import { Application } from './application.js';
+import { EggPlugin } from './types.js';
 
 export interface StartEggOptions {
   /** specify framework that can be absolute path or npm package */
@@ -13,6 +14,15 @@ export interface StartEggOptions {
   ignoreWarning?: boolean;
   mode?: 'single';
   env?: string;
+  plugins?: EggPlugin;
+}
+
+export interface SingleModeApplication extends Application {
+  agent: SingleModeAgent;
+}
+
+export interface SingleModeAgent extends Agent {
+  app: SingleModeApplication;
 }
 
 /**
@@ -41,11 +51,11 @@ export async function startEgg(options: StartEggOptions = {}) {
 
   const agent = new AgentClass({
     ...options,
-  });
+  }) as SingleModeAgent;
   await agent.ready();
   const application = new ApplicationClass({
     ...options,
-  });
+  }) as SingleModeApplication;
   application.agent = agent;
   agent.application = application;
   await application.ready();

test/index.test-d.ts

@@ -4,6 +4,7 @@ import {
   LoggerLevel,
   EggPlugin,
   EggAppInfo,
+  start, SingleModeApplication, SingleModeAgent,
 } from '../src/index.js';
 import { HttpClient } from '../src/urllib.js';
 
@@ -113,3 +114,13 @@ expectType<EggAppInfo>({
   scope: 'scope',
   root: 'root',
 });
+
+const singleApp = await start({
+  baseDir: 'baseDir',
+  framework: 'egg',
+  plugins: plugin,
+});
+
+expectType<SingleModeApplication>(singleApp);
+expectType<SingleModeAgent>(singleApp.agent);
+expectType<SingleModeApplication>(singleApp.agent.app);