// const typescript = require('@rollup/plugin-typescript');
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const typescript = require('rollup-plugin-typescript2');
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const replace = require('@rollup/plugin-replace');
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const rollup = require('rollup');
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const path = require('path');
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const processs = require('process');
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const chalk = require('chalk');
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const progress = require('./progress');
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const UglifyJS = require('uglify-js');
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const fs = require('fs');
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function current() {
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return (new Date()).toLocaleString();
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}
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function createInputOption(env, isWatch) {
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return {
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input: path.resolve(__dirname, '../index.ts'),
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plugins: [
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typescript({
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clean: !isWatch,
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tsconfigOverride: {
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compilerOptions: {
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// Rollup don't use CommonJS by default.
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module: 'ES2015',
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sourceMap: true,
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// Use the esm d.ts
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declaration: false
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}
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}
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}),
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replace({
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preventAssignment: true,
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'process.env.NODE_ENV': JSON.stringify(env)
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}),
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progress({
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scope: {
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total: 0
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}
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})
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]
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};
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}
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const outputOption = {
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format: 'umd',
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file: path.resolve(__dirname, '../dist/zrender.js'),
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sourcemap: true,
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name: 'zrender'
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};
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function minify(outPath) {
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const code = fs.readFileSync(outPath, 'utf-8');
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const uglifyResult = UglifyJS.minify(code);
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if (uglifyResult.error) {
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throw new Error(uglifyResult.error);
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}
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fs.writeFileSync(outPath, uglifyResult.code, 'utf-8');
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}
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if (processs.argv.includes('--watch')) {
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const watcher = rollup.watch({
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...createInputOption('development', true),
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output: [outputOption],
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watch: {
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clearScreen: true
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}
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});
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watcher.on('event', event => {
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switch(event.code) {
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// case 'START':
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// console.log(chalk.green('Begin to watch'));
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// break;
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case 'BUNDLE_START':
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console.log(
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chalk.gray(current()),
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chalk.blue('File changed. Begin to bundle')
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);
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break;
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case 'BUNDLE_END':
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console.log(
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chalk.gray(current()),
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chalk.green('Finished bundle')
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);
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break;
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case 'ERROR':
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console.log(
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chalk.gray(current()),
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chalk.red(event.error)
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);
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break;
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}
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});
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}
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else {
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// Unminified
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rollup.rollup({
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...createInputOption('development', false)
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}).then(bundle => {
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bundle.write(outputOption)
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.then(() => {
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// Minified
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if (process.argv.indexOf('--minify') >= 0) {
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rollup.rollup({
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...createInputOption('production', false)
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}).then(bundle => {
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const file = outputOption.file.replace(/.js$/, '.min.js');
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bundle.write(Object.assign(outputOption, {
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file,
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sourcemap: false
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})).then(function () {
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minify(file);
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});
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});
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}
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});
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});
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}
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