124 lines
4.5 KiB
JavaScript
124 lines
4.5 KiB
JavaScript
"use strict";
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/*
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Copyright 2019 Google LLC
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Use of this source code is governed by an MIT-style
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license that can be found in the LICENSE file or at
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https://opensource.org/licenses/MIT.
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*/
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.bundle = void 0;
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const plugin_babel_1 = require("@rollup/plugin-babel");
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const plugin_node_resolve_1 = require("@rollup/plugin-node-resolve");
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const rollup_1 = require("rollup");
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const rollup_plugin_terser_1 = require("rollup-plugin-terser");
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const fs_extra_1 = require("fs-extra");
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const rollup_plugin_off_main_thread_1 = __importDefault(require("@surma/rollup-plugin-off-main-thread"));
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const preset_env_1 = __importDefault(require("@babel/preset-env"));
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const plugin_replace_1 = __importDefault(require("@rollup/plugin-replace"));
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const tempy_1 = __importDefault(require("tempy"));
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const upath_1 = __importDefault(require("upath"));
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async function bundle({ babelPresetEnvTargets, inlineWorkboxRuntime, mode, sourcemap, swDest, unbundledCode, }) {
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// We need to write this to the "real" file system, as Rollup won't read from
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// a custom file system.
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const { dir, base } = upath_1.default.parse(swDest);
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const temporaryFile = tempy_1.default.file({ name: base });
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await (0, fs_extra_1.writeFile)(temporaryFile, unbundledCode);
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const plugins = [
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(0, plugin_node_resolve_1.nodeResolve)(),
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(0, plugin_replace_1.default)({
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// See https://github.com/GoogleChrome/workbox/issues/2769
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'preventAssignment': true,
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'process.env.NODE_ENV': JSON.stringify(mode),
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}),
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(0, plugin_babel_1.babel)({
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babelHelpers: 'bundled',
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// Disable the logic that checks for local Babel config files:
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// https://github.com/GoogleChrome/workbox/issues/2111
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babelrc: false,
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configFile: false,
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presets: [
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[
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preset_env_1.default,
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{
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targets: {
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browsers: babelPresetEnvTargets,
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},
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loose: true,
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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 (mode === 'production') {
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plugins.push((0, rollup_plugin_terser_1.terser)({
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mangle: {
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toplevel: true,
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properties: {
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regex: /(^_|_$)/,
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},
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},
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}));
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}
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const rollupConfig = {
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plugins,
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input: temporaryFile,
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};
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// Rollup will inline the runtime by default. If we don't want that, we need
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// to add in some additional config.
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if (!inlineWorkboxRuntime) {
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// No lint for omt(), library has no types.
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// eslint-disable-next-line @typescript-eslint/no-unsafe-call
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rollupConfig.plugins.unshift((0, rollup_plugin_off_main_thread_1.default)());
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rollupConfig.manualChunks = (id) => {
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return id.includes('workbox') ? 'workbox' : undefined;
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};
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}
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const bundle = await (0, rollup_1.rollup)(rollupConfig);
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const { output } = await bundle.generate({
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sourcemap,
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// Using an external Workbox runtime requires 'amd'.
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format: inlineWorkboxRuntime ? 'es' : 'amd',
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});
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const files = [];
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for (const chunkOrAsset of output) {
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if (chunkOrAsset.type === 'asset') {
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files.push({
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name: chunkOrAsset.fileName,
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contents: chunkOrAsset.source,
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});
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}
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else {
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let code = chunkOrAsset.code;
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if (chunkOrAsset.map) {
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const sourceMapFile = chunkOrAsset.fileName + '.map';
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code += `//# sourceMappingURL=${sourceMapFile}\n`;
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files.push({
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name: sourceMapFile,
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contents: chunkOrAsset.map.toString(),
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});
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}
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files.push({
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name: chunkOrAsset.fileName,
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contents: code,
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});
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}
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}
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// Make sure that if there was a directory portion included in swDest, it's
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// preprended to all of the generated files.
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return files.map((file) => {
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file.name = upath_1.default.format({
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dir,
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base: file.name,
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ext: '',
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name: '',
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root: '',
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});
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return file;
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});
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}
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exports.bundle = bundle;
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