wscode
Version:
🎉 An Editor Used on the Browser Side.
166 lines (128 loc) • 5.05 kB
JavaScript
const fs = require('fs');
const rollup = require('rollup');
const rollupPluginNodeResolve = require('@rollup/plugin-node-resolve');
const rollupPluginCommonjs = require('@rollup/plugin-commonjs');
const babel = require('@babel/core');
const cp = require('child_process');
// 生成banner
let banner = function (pkg) {
return `/*!
* web Studio Code - `+ pkg.description + `
* `+ pkg.repository.url + `
*
* author `+ pkg.author + `
*
* version `+ pkg.version + `
*
* build Fri May 08 2020
*
* Copyright yelloxing
* Released under the `+ pkg.license + ` license
*
* Date:`+ new Date() + `
*/\n\n`;
};
module.exports = {
// 当前配置文件的相对路径上下文
path: __dirname,
// package.json路径
pkg: '.',
// 定义任务
task: {
init(cuf, pkg) {
cuf.print(pkg.name + "@" + pkg.version + " " + pkg.description);
// 如果打包后的文件存在
if (fs.existsSync('./dist')) cuf.deleteSync('./dist');
cuf.log("\n-----------------------\n环境整理完毕，开始打包！\n-----------------------");
cuf.print("Date : " + new Date() + "\n");
},
end(cuf) {
cuf.log("\n-----------------------\n打包完毕！\n-----------------------");
cuf.print("Date : " + new Date() + "\n\n");
// 打印文件大小
const printFileSize = function (index, url) {
fs.stat(url, (err, stats) => {
if (err) {
console.log(err);
} else {
let size = (bytes => {
if (bytes < 1024) return bytes + " Bytes";
else if (bytes < 1048576) return (bytes / 1024).toFixed(3) + " KB";
else if (bytes < 1073741824) return (bytes / 1048576).toFixed(3) + " MB";
else return (bytes / 1073741824).toFixed(3) + " GB";
})(stats.size);
cuf.log("[" + index + "] " + url + " " + size);
}
});
};
printFileSize(1, './dist/wscode.js');
printFileSize(2, './dist/wscode.min.js');
},
/**
* 第一步：模块打包
* ----------------------
*/
bundle(cuf) {
async function build(inputOptions, outputOptions) {
const bundle = await rollup.rollup(inputOptions);
await bundle.write(outputOptions);
cuf.error('模块打包完毕');
}
cuf.log("\n[1]模块打包:./dist/module.new.js\n");
build({
input: 'src/index.js',
plugins: [
// 帮助 Rollup 查找外部模块，然后安装
rollupPluginNodeResolve({
customResolveOptions: {
moduleDirectory: 'node_modules'
}
}),
// 将CommonJS模块转换为 ES2015 供 Rollup 处理
rollupPluginCommonjs({
include: "node_modules/**",
exclude: []
})
]
}, {
format: 'iife',
name: "temp",
file: './dist/module.new.js'
});
},
/**
* 第二步：babel转义
* ----------------------
*/
babel(cuf, pkg) {
cuf.log("\n[2]babel转义:./dist/module.new.js → ./dist/wscode.js\n");
babel.transformFile("./dist/module.new.js", {}, function (err, result) {
if (!err) {
fs.writeFileSync("./dist/wscode.js", banner(pkg));
fs.appendFileSync("./dist/wscode.js", result.code);
cuf.deleteSync("./dist/module.new.js");
cuf.error('转义完毕');
} else {
console.log(err);
}
});
},
/**
* 第三步：压缩代码
* ----------------------
*/
uglifyjs(cuf, pkg) {
cuf.log("\n[3]压缩代码:./dist/wscode.js → ./dist/wscode.min.js\n");
cp.exec("uglifyjs ./dist/wscode.js -m -o ./dist/uglifyjs.new.js", function (error) {
if (error) {
console.log(error);
} else {
fs.writeFileSync("./dist/wscode.min.js", banner(pkg));
fs.appendFileSync("./dist/wscode.min.js", fs.readFileSync("./dist/uglifyjs.new.js"));
cuf.error('压缩完毕');
}
cuf.deleteSync("./dist/uglifyjs.new.js");
});
}
}
};