v1.0 with SW PWA enabled

frontend/node_modules/workbox-build/build/lib/bundle.js

@@ -0,0 +1,123 @@
+"use strict";
+/*
+  Copyright 2019 Google LLC
+
+  Use of this source code is governed by an MIT-style
+  license that can be found in the LICENSE file or at
+  https://opensource.org/licenses/MIT.
+*/
+var __importDefault = (this && this.__importDefault) || function (mod) {
+    return (mod && mod.__esModule) ? mod : { "default": mod };
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.bundle = void 0;
+const plugin_babel_1 = require("@rollup/plugin-babel");
+const plugin_node_resolve_1 = require("@rollup/plugin-node-resolve");
+const rollup_1 = require("rollup");
+const plugin_terser_1 = __importDefault(require("@rollup/plugin-terser"));
+const fs_extra_1 = require("fs-extra");
+const rollup_plugin_off_main_thread_1 = __importDefault(require("@surma/rollup-plugin-off-main-thread"));
+const preset_env_1 = __importDefault(require("@babel/preset-env"));
+const plugin_replace_1 = __importDefault(require("@rollup/plugin-replace"));
+const tempy_1 = __importDefault(require("tempy"));
+const upath_1 = __importDefault(require("upath"));
+async function bundle({ babelPresetEnvTargets, inlineWorkboxRuntime, mode, sourcemap, swDest, unbundledCode, }) {
+    // We need to write this to the "real" file system, as Rollup won't read from
+    // a custom file system.
+    const { dir, base } = upath_1.default.parse(swDest);
+    const temporaryFile = tempy_1.default.file({ name: base });
+    await (0, fs_extra_1.writeFile)(temporaryFile, unbundledCode);
+    const plugins = [
+        (0, plugin_node_resolve_1.nodeResolve)(),
+        (0, plugin_replace_1.default)({
+            // See https://github.com/GoogleChrome/workbox/issues/2769
+            'preventAssignment': true,
+            'process.env.NODE_ENV': JSON.stringify(mode),
+        }),
+        (0, plugin_babel_1.babel)({
+            babelHelpers: 'bundled',
+            // Disable the logic that checks for local Babel config files:
+            // https://github.com/GoogleChrome/workbox/issues/2111
+            babelrc: false,
+            configFile: false,
+            presets: [
+                [
+                    preset_env_1.default,
+                    {
+                        targets: {
+                            browsers: babelPresetEnvTargets,
+                        },
+                        loose: true,
+                    },
+                ],
+            ],
+        }),
+    ];
+    if (mode === 'production') {
+        plugins.push((0, plugin_terser_1.default)({
+            mangle: {
+                toplevel: true,
+                properties: {
+                    regex: /(^_|_$)/,
+                },
+            },
+        }));
+    }
+    const rollupConfig = {
+        plugins,
+        input: temporaryFile,
+    };
+    // Rollup will inline the runtime by default. If we don't want that, we need
+    // to add in some additional config.
+    if (!inlineWorkboxRuntime) {
+        // No lint for omt(), library has no types.
+        // eslint-disable-next-line  @typescript-eslint/no-unsafe-call
+        rollupConfig.plugins.unshift((0, rollup_plugin_off_main_thread_1.default)());
+        rollupConfig.manualChunks = (id) => {
+            return id.includes('workbox') ? 'workbox' : undefined;
+        };
+    }
+    const bundle = await (0, rollup_1.rollup)(rollupConfig);
+    const { output } = await bundle.generate({
+        sourcemap,
+        // Using an external Workbox runtime requires 'amd'.
+        format: inlineWorkboxRuntime ? 'es' : 'amd',
+    });
+    const files = [];
+    for (const chunkOrAsset of output) {
+        if (chunkOrAsset.type === 'asset') {
+            files.push({
+                name: chunkOrAsset.fileName,
+                contents: chunkOrAsset.source,
+            });
+        }
+        else {
+            let code = chunkOrAsset.code;
+            if (chunkOrAsset.map) {
+                const sourceMapFile = chunkOrAsset.fileName + '.map';
+                code += `//# sourceMappingURL=${sourceMapFile}\n`;
+                files.push({
+                    name: sourceMapFile,
+                    contents: chunkOrAsset.map.toString(),
+                });
+            }
+            files.push({
+                name: chunkOrAsset.fileName,
+                contents: code,
+            });
+        }
+    }
+    // Make sure that if there was a directory portion included in swDest, it's
+    // preprended to all of the generated files.
+    return files.map((file) => {
+        file.name = upath_1.default.format({
+            dir,
+            base: file.name,
+            ext: '',
+            name: '',
+            root: '',
+        });
+        return file;
+    });
+}
+exports.bundle = bundle;