import Module from 'module' import { dirname, join, relative, resolve } from 'path' import { InputOptions, OutputOptions } from 'rollup' import { terser } from 'rollup-plugin-terser' import commonjs from '@rollup/plugin-commonjs' import nodeResolve from '@rollup/plugin-node-resolve' import alias from '@rollup/plugin-alias' import json from '@rollup/plugin-json' import replace from '@rollup/plugin-replace' import virtual from '@rollup/plugin-virtual' import inject from '@rollup/plugin-inject' import analyze from 'rollup-plugin-analyzer' import hasha from 'hasha' import { SLSOptions } from '../config' import { resolvePath, MODULE_DIR } from '../utils' import { dynamicRequire } from './dynamic-require' import { externals } from './externals' import { timing } from './timing' const mapArrToVal = (val, arr) => arr.reduce((p, c) => ({ ...p, [c]: val }), {}) export type RollupConfig = InputOptions & { output: OutputOptions } export const getRollupConfig = (options: SLSOptions) => { const extensions: string[] = ['.ts', '.mjs', '.js', '.json', '.node'] const external: InputOptions['external'] = [] const injects:{ [key: string]: string| string[] } = {} const aliases: { [key: string]: string } = {} Object.assign(aliases, mapArrToVal('~mocks/generic', [ // @nuxt/devalue 'consola', // vue2 'encoding', 'stream', 'he', 'resolve', 'source-map', 'lodash.template', 'serialize-javascript', // vue3 '@babel/parser', '@vue/compiler-core', '@vue/compiler-dom', '@vue/compiler-ssr' ])) // Uses eval 😈 aliases.depd = '~mocks/custom/depd' if (options.node === false) { // Globals // injects.Buffer = ['buffer', 'Buffer'] <-- TODO: Make it opt-in injects.process = '~mocks/node/process' // Aliases Object.assign(aliases, { // Node ...mapArrToVal('~mocks/generic', Module.builtinModules), http: '~mocks/node/http', fs: '~mocks/node/fs', process: '~mocks/node/process', 'node-process': require.resolve('process/browser.js'), // buffer: require.resolve('buffer/index.js'), util: require.resolve('util/util.js'), events: require.resolve('events/events.js'), inherits: require.resolve('inherits/inherits_browser.js'), // Custom 'node-fetch': '~mocks/custom/node-fetch', etag: '~mocks/generic/noop', // Express ...mapArrToVal('~mocks/generic', [ 'serve-static', 'iconv-lite' ]), // Mime 'mime-db': '~mocks/custom/mime-db', 'mime/lite': require.resolve('mime/lite'), mime: '~mocks/custom/mime' }) } else { external.push(...Module.builtinModules) } const chunksDirName = join(dirname(options.outName), 'chunks') const serverDir = join(options.buildDir, 'dist/server') const rollupConfig: RollupConfig = { input: resolvePath(options, options.entry), output: { dir: options.targetDir, entryFileNames: options.outName, chunkFileNames (chunkInfo) { let prefix = '' const modules = Object.keys(chunkInfo.modules) const lastModule = modules[modules.length - 1] if (lastModule.startsWith(serverDir)) { prefix = join('ssr', relative(serverDir, dirname(lastModule))) } else if (lastModule.startsWith(options.buildDir)) { prefix = 'ssr' } else if (lastModule.startsWith(options.runtimeDir)) { prefix = 'runtime' } else if (!prefix && options.serverMiddleware.find(m => lastModule.startsWith(m.handle))) { prefix = 'middleware' } return join(chunksDirName, prefix, '[name].js') }, inlineDynamicImports: options.inlineChunks, format: 'cjs', exports: 'auto', intro: '', outro: '', preferConst: true }, external, plugins: [] } if (options.timing) { rollupConfig.plugins.push(timing()) } // https://github.com/rollup/plugins/tree/master/packages/replace rollupConfig.plugins.push(replace({ values: { 'process.env.NODE_ENV': '"production"', 'typeof window': '"undefined"', 'process.env.ROUTER_BASE': JSON.stringify(options.routerBase), 'process.env.PUBLIC_PATH': JSON.stringify(options.publicPath), 'process.env.NUXT_STATIC_BASE': JSON.stringify(options.staticAssets.base), 'process.env.NUXT_STATIC_VERSION': JSON.stringify(options.staticAssets.version), // @ts-ignore 'process.env.NUXT_FULL_STATIC': options.fullStatic } })) // Dynamic Require Support rollupConfig.plugins.push(dynamicRequire({ dir: resolve(options.buildDir, 'dist/server'), inline: options.node === false || options.inlineChunks, globbyOptions: { ignore: [ 'server.js' ] } })) // https://github.com/rollup/plugins/tree/master/packages/replace // TODO: better fix for node-fetch issue rollupConfig.plugins.push(replace({ delimiters: ['', ''], values: { 'require(\'encoding\')': '{}' } })) // Provide serverMiddleware const getImportId = p => '_' + hasha(p).substr(0, 6) rollupConfig.plugins.push(virtual({ '~serverMiddleware': ` ${options.serverMiddleware.filter(m => !m.lazy).map(m => `import ${getImportId(m.handle)} from '${m.handle}';`).join('\n')} ${options.serverMiddleware.filter(m => m.lazy).map(m => `const ${getImportId(m.handle)} = () => import('${m.handle}');`).join('\n')} export default [ ${options.serverMiddleware.map(m => `{ route: '${m.route}', handle: ${getImportId(m.handle)}, lazy: ${m.lazy || false} }`).join(',\n')} ]; ` })) // https://github.com/rollup/plugins/tree/master/packages/alias const renderer = options.renderer || 'vue2' rollupConfig.plugins.push(alias({ entries: { '~runtime': options.runtimeDir, '~mocks': resolve(options.runtimeDir, 'mocks'), '~renderer': require.resolve(resolve(options.runtimeDir, 'ssr', renderer)), '~build': options.buildDir, '~mock': require.resolve(resolve(options.runtimeDir, 'mocks/generic')), ...aliases } })) // External Plugin if (options.externals) { rollupConfig.plugins.push(externals({ relativeTo: options.targetDir, include: [ options.runtimeDir, ...options.serverMiddleware.map(m => m.handle) ] })) } // https://github.com/rollup/plugins/tree/master/packages/node-resolve rollupConfig.plugins.push(nodeResolve({ extensions, preferBuiltins: true, rootDir: options.rootDir, // https://www.npmjs.com/package/resolve customResolveOptions: { basedir: options.rootDir, paths: [ resolve(options.rootDir, 'node_modukes'), resolve(MODULE_DIR, 'node_modules') ] }, mainFields: ['main'] // Force resolve CJS (@vue/runtime-core ssrUtils) })) // https://github.com/rollup/plugins/tree/master/packages/commonjs rollupConfig.plugins.push(commonjs({ extensions: extensions.filter(ext => ext !== '.json') })) // https://github.com/rollup/plugins/tree/master/packages/json rollupConfig.plugins.push(json()) // https://github.com/rollup/plugins/tree/master/packages/inject rollupConfig.plugins.push(inject(injects)) if (options.analyze) { // https://github.com/doesdev/rollup-plugin-analyzer rollupConfig.plugins.push(analyze()) } // https://github.com/TrySound/rollup-plugin-terser // https://github.com/terser/terser#minify-options if (options.minify !== false) { rollupConfig.plugins.push(terser({ mangle: { keep_fnames: true, keep_classnames: true }, format: { comments: false } })) } return rollupConfig }