客户端使用构建工具
您将在下面找到客户端使用不同构建工具时的配置:
Webpack 5
文档: https://webpack.js.org/concepts/
Browser
安装:
npm i -D socket.io-client webpack webpack-cli babel-loader @babel/core @babel/preset-env \
@babel/plugin-transform-object-assign webpack-remove-debug
webpack.config.js
module.exports={
entry:"./index.js",
output:{
filename:"bundle.js",
},
mode:"production",
node:false,
module:{
rules:[
{
test:/\.m?js$/,
use:{
loader:"babel-loader",
options:{
presets:["@babel/preset-env"],// ensure compatibility with older browsers
plugins:["@babel/plugin-transform-object-assign"],// ensure compatibility with IE 11
},
},
},
{
test:/\.js$/,
loader:"webpack-remove-debug",// remove "debug" package
},
],
},
};
作为参考,这里是webpack-bundle-analyzer包的输出:
[画像:Output of the webpack-bundle-analyzer package]
Node.js
要在 Node.js 环境中使用客户端(服务器到服务器连接),以下是配置:
安装:
npm i -D socket.io-client webpack webpack-cli
webpack.config.js
module.exports={
entry:"./index.js",
output:{
filename:"bundle.js",
},
mode:"production",
target:"node",
externals:{
bufferutil:"bufferutil",
"utf-8-validate":"utf-8-validate",
},
};
注意:如果不设置 target: "node",可能会遇到如下错误:
ReferenceError: document is not defined
Rollup.js
文档: https://rollupjs.org/guide/en/
Browser
安装:
npm i -D socket.io-client rollup @rollup/plugin-node-resolve @rollup/plugin-commonjs @rollup/plugin-commonjs \
@rollup/plugin-babel rollup-plugin-uglify babel @babel/core @babel/preset-env
rollup.config.js
importresolvefrom"@rollup/plugin-node-resolve";
importcommonjsfrom"@rollup/plugin-commonjs";
importbabelfrom"@rollup/plugin-babel";
import{ uglify }from"rollup-plugin-uglify";
exportdefault{
input:"index.js",
output:{
file:"bundle.js",
format:"cjs",
},
plugins:[
resolve({
browser:true,
}),
commonjs(),
babel({
include:["**.js","node_modules/**"],
babelHelpers:"bundled",
presets:["@babel/preset-env"],
}),
uglify(),
],
};
Node.js
安装:
npm i -D socket.io-client rollup @rollup/plugin-node-resolve @rollup/plugin-commonjs rollup-plugin-uglify
rollup.config.js
importresolvefrom"@rollup/plugin-node-resolve";
importcommonjsfrom"@rollup/plugin-commonjs";
import{ uglify }from"rollup-plugin-uglify";
exportdefault{
input:"index.js",
output:{
file:"bundle.js",
format:"cjs",
},
plugins:[
resolve({
preferBuiltins:true,
}),
commonjs(),
uglify(),
],
};