feat(cli): introduce backstage-cli plugin:export

packages/cli/src/commands/plugin/export.ts

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2020 Spotify AB
+ *
+ * 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 { Command } from 'commander';
+import { loadConfig } from '@backstage/config-loader';
+import { ConfigReader } from '@backstage/config';
+import { buildBundle } from '../../lib/bundler';
+
+export default async (cmd: Command) => {
+  const appConfigs = await loadConfig();
+  await buildBundle({
+    entry: 'dev/index',
+    statsJsonEnabled: cmd.stats,
+    config: ConfigReader.fromConfigs(appConfigs),
+    appConfigs,
+  });
+};

packages/cli/src/index.ts

@@ -103,6 +103,12 @@ const main = (argv: string[]) => {
     .option('--check', 'Enable type checking and linting')
     .action(lazyAction(() => import('./commands/plugin/serve'), 'default'));
 
+  program
+    .command('plugin:export')
+    .description('Exports the dev/ folder of a plugin')
+    .option('--stats', 'Write bundle stats to output directory')
+    .action(lazyAction(() => import('./commands/plugin/export'), 'default'));
+
   program
     .command('plugin:diff')
     .option('--check', 'Fail if changes are required')