mirror of https://github.com/twbs/bootstrap.git
104 lines
2.7 KiB
JavaScript
104 lines
2.7 KiB
JavaScript
#!/usr/bin/env node
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/*!
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* Script to build our plugins to use them separately.
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* Copyright 2020-2023 The Bootstrap Authors
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
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*/
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'use strict'
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const path = require('node:path')
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const rollup = require('rollup')
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const globby = require('globby')
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const { babel } = require('@rollup/plugin-babel')
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const banner = require('./banner.js')
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const sourcePath = path.resolve(__dirname, '../js/src/').replace(/\\/g, '/')
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const jsFiles = globby.sync(`${sourcePath}/**/*.js`)
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// Array which holds the resolved plugins
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const resolvedPlugins = []
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// Trims the "js" extension and uppercases => first letter, hyphens, backslashes & slashes
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const filenameToEntity = filename => filename.replace('.js', '')
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.replace(/(?:^|-|\/|\\)[a-z]/g, str => str.slice(-1).toUpperCase())
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for (const file of jsFiles) {
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resolvedPlugins.push({
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src: file,
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dist: file.replace('src', 'dist'),
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fileName: path.basename(file),
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className: filenameToEntity(path.basename(file))
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// safeClassName: filenameToEntity(path.relative(sourcePath, file))
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})
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}
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const build = async plugin => {
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const globals = {}
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const bundle = await rollup.rollup({
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input: plugin.src,
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plugins: [
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babel({
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// Only transpile our source code
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exclude: 'node_modules/**',
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// Include the helpers in each file, at most one copy of each
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babelHelpers: 'bundled'
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})
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],
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external(source) {
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// Pattern to identify local files
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const pattern = /^(\.{1,2})\//
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// It's not a local file, e.g a Node.js package
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if (!pattern.test(source)) {
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globals[source] = source
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return true
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}
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const usedPlugin = resolvedPlugins.find(plugin => {
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return plugin.src.includes(source.replace(pattern, ''))
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})
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if (!usedPlugin) {
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throw new Error(`Source ${source} is not mapped!`)
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}
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// We can change `Index` with `UtilIndex` etc if we use
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// `safeClassName` instead of `className` everywhere
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globals[path.normalize(usedPlugin.src)] = usedPlugin.className
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return true
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}
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})
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await bundle.write({
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banner: banner(plugin.fileName),
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format: 'umd',
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name: plugin.className,
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sourcemap: true,
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globals,
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generatedCode: 'es2015',
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file: plugin.dist
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})
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console.log(`Built ${plugin.className}`)
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}
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(async () => {
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try {
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const basename = path.basename(__filename)
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const timeLabel = `[${basename}] finished`
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console.log('Building individual plugins...')
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console.time(timeLabel)
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await Promise.all(Object.values(resolvedPlugins).map(plugin => build(plugin)))
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console.timeEnd(timeLabel)
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} catch (error) {
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console.error(error)
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process.exit(1)
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}
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})()
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