164 lines
3.8 KiB
JavaScript
164 lines
3.8 KiB
JavaScript
const {chmod} = require('fs');
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const {join} = require('path');
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const babelmerge = require('babel-merge');
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const CopyPlugin = require('copy-webpack-plugin');
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const webpack = require('webpack');
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const nodeExternals = require('webpack-node-externals');
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const D = require('../debug');
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const {
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FLECKS_CORE_ROOT = process.cwd(),
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} = process.env;
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const debug = D('@flecks/core/server/webpack');
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const debugSilly = debug.extend('silly');
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const source = join(FLECKS_CORE_ROOT, 'src');
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const tests = join(FLECKS_CORE_ROOT, 'test');
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exports.banner = (options) => (
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new webpack.BannerPlugin({
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entryOnly: true,
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raw: true,
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...options,
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})
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);
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exports.copy = (options) => (new CopyPlugin(options));
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exports.defaultConfig = (flecks, specializedConfig) => {
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const extensions = ['.mjs', '.js', '.json', '.wasm'];
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const merging = [
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{
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plugins: ['@babel/plugin-syntax-dynamic-import'],
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presets: [
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[
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'@babel/preset-env',
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{
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shippedProposals: true,
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targets: {
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esmodules: true,
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node: 'current',
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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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if (flecks) {
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extensions.push(...flecks.exts());
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merging.push({configFile: flecks.buildConfig('babel.config.js')});
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const rcBabel = flecks.babel();
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debugSilly('.flecksrc: babel: %j', rcBabel);
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merging.push(...rcBabel.map(([, babel]) => babel));
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}
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const babelConfig = babelmerge.all(merging);
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const extensionsRegex = exports.regexFromExtensions(extensions);
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const defaults = {
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context: FLECKS_CORE_ROOT,
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devtool: 'source-map',
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entry: {},
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module: {
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rules: [
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{
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enforce: 'pre',
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test: extensionsRegex,
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use: ['source-map-loader'],
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},
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{
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include: [source, tests],
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test: extensionsRegex,
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use: [
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{
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loader: 'babel-loader',
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options: {
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cacheDirectory: true,
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babelrc: false,
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configFile: false,
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...babelConfig,
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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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output: {
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clean: true,
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path: join(FLECKS_CORE_ROOT, 'dist'),
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},
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plugins: [],
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resolve: {
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alias: {},
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extensions,
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fallback: {},
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modules: [
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'node_modules',
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join(FLECKS_CORE_ROOT, 'node_modules'),
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],
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},
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stats: {
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colors: true,
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errorDetails: true,
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},
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};
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return 'function' === typeof specializedConfig
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? specializedConfig(defaults)
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: {
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...defaults,
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...specializedConfig,
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module: {
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...specializedConfig.module,
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rules: [
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...defaults.module.rules,
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...(specializedConfig.module?.rules || []),
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],
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},
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output: {
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...defaults.output,
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...specializedConfig.output,
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},
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plugins: [
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...defaults.plugins,
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...(specializedConfig.plugins || []),
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],
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resolve: {
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...defaults.resolve,
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...specializedConfig.resolve,
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},
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stats: {
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...defaults.stats,
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...specializedConfig.stats,
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},
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};
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};
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// Include a shebang and set the executable bit..
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exports.executable = () => ([
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exports.banner({
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banner: '#!/usr/bin/env node',
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include: /^cli\.js$/,
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}),
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new class Executable {
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// eslint-disable-next-line class-methods-use-this
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apply(compiler) {
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compiler.hooks.afterEmit.tapAsync(
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'Executable',
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(compilation, callback) => {
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chmod(join(FLECKS_CORE_ROOT, 'dist', 'cli.js'), 0o755, callback);
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},
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);
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}
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}(),
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]);
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exports.externals = nodeExternals;
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exports.regexFromExtensions = (exts) => (
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new RegExp(String.raw`(?:${exts.map((ext) => ext.replace('.', '\\.')).join('|')})$`)
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);
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exports.webpack = webpack;
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