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114 lines
3.2 KiB
JavaScript
114 lines
3.2 KiB
JavaScript
const fs = require('fs');
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const path = require('path');
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const rollup = require('rollup');
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const babel = require('@rollup/plugin-babel');
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const nodeResolve = require('@rollup/plugin-node-resolve');
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const commonjs = require('@rollup/plugin-commonjs');
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const banner = require('bannerjs');
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const zlib = require('zlib');
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// const pkg = require('../package.json');
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const uglify = require('uglify-js');
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require('colors-cli/toxic');
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// see below for details on the options
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const inputOptions = {
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input: 'src/index.js',
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plugins: [
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nodeResolve.default(), // so Rollup can find `ms`
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commonjs(), // so Rollup can convert `ms` to an ES module
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babel.default({
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babelHelpers: 'bundled',
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exclude: 'node_modules/**', // 只编译我们的源代码
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presets: [[
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'@babel/preset-env', {
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/**
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* Do not transpile typeof helper with itself
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* https://github.com/babel/babel/pull/10788/files
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*/
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exclude: ['@babel/plugin-transform-typeof-symbol'],
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},
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]],
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}),
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],
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};
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async function build() {
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// create a bundle
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const bundle = await rollup.rollup(inputOptions);
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const uglifyOption = {
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compress: {
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pure_getters: true,
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unsafe: true,
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unsafe_comps: true,
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},
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output: {
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ascii_only: true,
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},
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};
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// console.log(bundle.imports); // an array of external dependencies
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// console.log(bundle.exports); // an array of names exported by the entry point
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// console.log(bundle.modules); // an array of module objects
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const umd = await bundle.generate({
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format: 'umd',
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name: 'hotkeys',
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banner: banner.multibanner(),
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});
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const umdMinified = `${banner.onebanner()}\n${uglify.minify(umd.output[0].code, uglifyOption).code}`;
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const common = await bundle.generate({
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format: 'cjs',
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name: 'hotkeys',
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exports: 'auto',
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banner: banner.multibanner(),
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});
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const commonMinified = `${banner.onebanner()}\n${uglify.minify(common.output[0].code, uglifyOption).code}`;
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const es = await bundle.generate({
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format: 'es',
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name: 'hotkeys',
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banner: banner.multibanner(),
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});
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write('dist/hotkeys.js', umd.output[0].code)
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.then(() => write('dist/hotkeys.min.js', umdMinified, true))
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.then(() => write('dist/hotkeys.common.js', common.output[0].code))
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.then(() => write('dist/hotkeys.common.min.js', commonMinified, true))
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.then(() => write('dist/hotkeys.esm.js', es.output[0].code));
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}
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build();
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function write(dest, code, zip) {
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return new Promise((resolve, reject) => {
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function report(extra) {
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console.log(`${(path.relative(process.cwd(), dest)).blue_bt} ${getSize(code).green_bt + (extra || '')}`);
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resolve();
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}
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if (!fs.existsSync(path.dirname(dest))) {
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fs.mkdirSync(path.dirname(dest));
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}
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fs.writeFile(dest, code, (err) => {
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if (err) return reject(err);
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if (zip) {
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zlib.gzip(code, (_err, zipped) => {
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if (_err) return reject(_err);
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report(`(gzipped: ${getSize(zipped).green_bt})`);
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});
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} else {
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report();
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}
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});
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});
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}
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function getSize(code) {
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if (code) {
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return `${(code.toString().length / 1024).toFixed(2)}kb`;
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}
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return '';
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}
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