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Javascript 无法使用worker loader创建SharedWorker_Javascript_Webpack_Shared Worker_Worker Loader - Fatal编程技术网

Javascript 无法使用worker loader创建SharedWorker

Javascript 无法使用worker loader创建SharedWorker,javascript,webpack,shared-worker,worker-loader,Javascript,Webpack,Shared Worker,Worker Loader,正在尝试使用创建SharedWorker 它并没有创造它,只是创造了一个工人。似乎它忽略了选项 父代码中的用法 从“worker loader.”/workers/get nth fibonacci number.shared worker.js”导入SharedWorker; 导入“/styles/style.scss”; 常量btn=document.getElementById(“计算btn”); 常量输入=document.getElementById(“第n个输入”); const r

正在尝试使用创建SharedWorker 它并没有创造它,只是创造了一个工人。似乎它忽略了选项

父代码中的用法

从“worker loader.”/workers/get nth fibonacci number.shared worker.js”导入SharedWorker;
导入“/styles/style.scss”;
常量btn=document.getElementById(“计算btn”);
常量输入=document.getElementById(“第n个输入”);
const result=document.getElementById(“结果el”);
const worker=new SharedWorker();
console.log(“worker”,worker);
worker.port.addEventListener(“消息”,(e)=>{
result.innerHTML=e.data;
});
worker.port.addEventListener(“错误”,(e)=>{
result.innerHTML=`message:${e.message};filename:${e.filename};line:${e.lineno}`;
控制台错误(e);
});
//...
工作代码

从“./helpers/get nth fibonacci number.js”导入{getNthFobonacciNumber}”;
log(“来自工人的你好”);
self.addEventListener(“连接”,函数(e){
const port=e.port[0];
控制台日志(“端口”,端口);
port.addEventListener(“消息”,函数(e){
const num=e.data;
if(Number.isInteger(parseInt(num))){
const result=getNthFobonacciNumber(num);
port.postMessage({result,port});
}否则{
抛出新错误(“不是数字”);
}
});
port.start();
});
网页包规则

      {
        test: /\.shared-worker\.(c|m)?js$/i,
        loader: "worker-loader",
        options: {
          worker: "SharedWorker",
        },
      },
但在控制台中,它显示为工人类。怎么了

依赖关系

    "@babel/core": "^7.7.7",
    "@babel/plugin-syntax-dynamic-import": "^7.2.0",
    "@babel/preset-env": "^7.7.7",
    "babel-loader": "^8.0.6",
    "brotli-webpack-plugin": "^1.1.0",
    "clean-webpack-plugin": "^3.0.0",
    "compression-webpack-plugin": "^3.0.1",
    "css-loader": "^3.4.1",
    "cssnano": "^4.1.0",
    "file-loader": "^5.0.2",
    "html-loader": "^0.5.5",
    "html-webpack-plugin": "^3.2.0",
    "mini-css-extract-plugin": "^0.9.0",
    "node-sass": "^4.13.0",
    "optimize-css-assets-webpack-plugin": "^5.0.3",
    "postcss-loader": "^3.0.0",
    "postcss-preset-env": "^6.7.0",
    "purgecss-webpack-plugin": "^1.6.0",
    "sass-loader": "^8.0.0",
    "style-loader": "^1.1.2",
    "terser-webpack-plugin": "^2.3.1",
    "webpack": "^4.41.5",
    "webpack-cli": "^3.3.10",
    "webpack-dev-server": "^3.10.1",
    "worker-loader": "^3.0.5"

这件事要求我添加更多的细节:“看起来你的文章主要是代码,请添加更多细节。”这只是一个存根文本。很抱歉。

通过使用带有worker loader的替代插件解决了此问题。您可以创建扩展名为.sharedworker.js的文件,并在webpack规则中执行此操作

{
test: /\.sharedworker\.js$/,
use: [
  {
    loader: 'worker-loader',
    options: {
      filename: '[name].[hash:8].js',
      inline: 'fallback',
      worker: {
        type: 'SharedWorker',
        options: {
          credentials: 'omit',
          name: 'mySharedWorker' // for debbuging
        }
      }
    }
  },
  {
    loader: 'babel-loader',
    options: {
      presets: ['@babel/preset-env']
    }
  }
]
}