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angular 6 universal issue 'Module not found: Error: Can' t解析'./dist/server/main' in '/var/www/html/angular6/testing''

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我试图在this link的帮助下在角度6中进行通用渲染 . 我按照上面链接中提到的步骤,但它显示以下错误 .

ERROR in ./server.ts
Module not found: Error: Can't resolve './dist/server/main' in '/var/www/html/angular6/testing'
 @ ./server.ts 16:9-38

server.ts

// These are important and needed before anything else
import 'zone.js/dist/zone-node';
import 'reflect-metadata';

import { enableProdMode } from '@angular/core';

import * as express from 'express';
import { join } from 'path';

// Faster server renders w/ Prod mode (dev mode never needed)
enableProdMode();

// Express server
const app = express();

const PORT = process.env.PORT || 3005;
const DIST_FOLDER = join(process.cwd(), 'dist');

// * NOTE :: leave this as require() since this file is built Dynamically from webpack
const { AppServerModuleNgFactory, LAZY_MODULE_MAP } = require('./dist/server/main');

// Express Engine
import { ngExpressEngine } from '@nguniversal/express-engine';
// Import module map for lazy loading
import { provideModuleMap } from '@nguniversal/module-map-ngfactory-loader';

app.engine('html', ngExpressEngine({
  bootstrap: AppServerModuleNgFactory,
  providers: [
    provideModuleMap(LAZY_MODULE_MAP)
  ]
}));

app.set('view engine', 'html');
app.set('views', join(DIST_FOLDER, 'browser'));

// TODO: implement data requests securely
app.get('/api/*', (req, res) => {
  res.status(404).send('data requests are not supported');
});

// Server static files from /browser
app.get('*.*', express.static(join(DIST_FOLDER, 'browser')));

// All regular routes use the Universal engine
app.get('*', (req, res) => {
  res.render('index', { req });
});

// Start up the Node server
app.listen(PORT, () => {
  console.log(`Node server listening on http://localhost:${PORT}`);
});

任何人都可以帮我解决这个问题吗?我已经花了很多时间在这个问题上 .

1 回答

  • 0

    有许多重大变化,文档不是最新的 .

    https://github.com/angular/angular-cli/wiki/stories-universal-rendering的第3步修复了您提到的问题 .

    我一直在使用nx工作区生成器,它将服务器提供给浏览器,而不是在angular.json中构建文件,如下所述:

    "architect": {
       "build": { ... }
       "server": {
         "builder": "@angular-devkit/build-angular:server",
         "options": {
           "outputPath": "dist/your-project-name-server",
           "main": "src/main.server.ts",
           "tsConfig": "src/tsconfig.server.json"
         }
       }
    }
    

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