Parallelized builds

packages/firestore/package.json

@@ -7,7 +7,8 @@
   "description": "The Cloud Firestore component of the Firebase JS SDK.",
   "author": "Firebase <[email protected]> (https://firebase.google.com/)",
   "scripts": {
-    "build": "rollup -c rollup.config.es2017.js && rollup -c rollup.config.es5.js && yarn build:lite && yarn build:exp",
+    "bundle": "rollup -c",
+    "build": "run-p 'bundle rollup.config.browser.js' 'bundle rollup.config.browser.memory.js' 'bundle rollup.config.node.js' 'bundle rollup.config.node.memory.js' 'bundle rollup.config.rn.js' 'bundle rollup.config.rn.memory.js' build:lite build:exp",
     "build:scripts": "tsc -moduleResolution node --module commonjs scripts/*.ts && ls scripts/*.js | xargs -I % sh -c 'terser %  -o %'",
     "build:release": "rollup -c rollup.config.es2017.js && rollup -c rollup.config.es5.js",
     "build:deps": "lerna run --scope @firebase/'{app,firestore}' --include-dependencies build",

packages/firestore/rollup.config.browser.js

@@ -0,0 +1,45 @@
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import pkg from './package.json';
+
+const util = require('./rollup.shared');
+
+export default [
+  {
+    input: 'index.ts',
+    output: {
+      file: pkg.esm2017,
+      format: 'es',
+      sourcemap: true
+    },
+    plugins: util.es2017Plugins('browser', /* mangled= */ true),
+    external: util.resolveBrowserExterns
+  },
+  {
+    input: pkg.esm2017,
+    output: { file: pkg.module, format: 'es', sourcemap: true },
+    plugins: util.es2017ToES5Plugins(/* mangled= */ true),
+    external: util.resolveBrowserExterns
+  },
+  {
+    input: pkg.esm2017,
+    output: { file: pkg.browser, format: 'cjs', sourcemap: true },
+    plugins: util.es2017ToES5Plugins(/* mangled= */ true),
+    external: util.resolveBrowserExterns
+  }
+];

packages/firestore/rollup.config.browser.memory.js

@@ -0,0 +1,54 @@
+/**
+ * @license
+ * Copyright 2020 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import * as path from 'path';
+import memoryPkg from './memory/package.json';
+
+const util = require('./rollup.shared');
+
+export default [
+  {
+    input: 'index.memory.ts',
+    output: {
+      file: path.resolve('./memory', memoryPkg['esm2017']),
+      format: 'es',
+      sourcemap: true
+    },
+    plugins: util.es2017Plugins('browser', /* mangled= */ true),
+    external: util.resolveBrowserExterns
+  },
+  {
+    input: path.resolve('./memory', memoryPkg['esm2017']),
+    output: {
+      file: path.resolve('./memory', memoryPkg.module),
+      format: 'es',
+      sourcemap: true
+    },
+    plugins: util.es2017ToES5Plugins(/* mangled= */ true),
+    external: util.resolveBrowserExterns
+  },
+  {
+    input: path.resolve('./memory', memoryPkg['esm2017']),
+    output: {
+      file: path.resolve('./memory', memoryPkg.browser),
+      format: 'cjs',
+      sourcemap: true
+    },
+    plugins: util.es2017ToES5Plugins(/* mangled= */ true),
+    external: util.resolveBrowserExterns
+  }
+];