Javascript 无法使用worker loader创建SharedWorker
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
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']
}
}
]
}