cli: add buildPackages for building multiple packages at once

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

packages/cli/src/lib/builder/index.ts

@@ -14,6 +14,6 @@
  * limitations under the License.
  */
 
-export { buildPackage } from './packager';
+export { buildPackage, buildPackages } from './packager';
 export { Output } from './types';
 export type { BuildOptions } from './types';

packages/cli/src/lib/builder/packager.ts

@@ -17,7 +17,7 @@
 import fs from 'fs-extra';
 import { rollup, RollupOptions } from 'rollup';
 import chalk from 'chalk';
-import { relative as relativePath } from 'path';
+import { relative as relativePath, resolve as resolvePath } from 'path';
 import { paths } from '../paths';
 import { makeRollupConfigs } from './config';
 import { BuildOptions, Output } from './types';
@@ -116,3 +116,28 @@ export const buildPackage = async (options: BuildOptions) => {
 
   await Promise.all(buildTasks);
 };
+
+export const buildPackages = async (
+  options: (BuildOptions & { targetDir: string })[],
+) => {
+  const rollupConfigs = await Promise.all(options.map(makeRollupConfigs));
+
+  await Promise.all(
+    options.map(({ targetDir }) => fs.remove(resolvePath(targetDir, 'dist'))),
+  );
+
+  const buildTasks = rollupConfigs.flat().map(rollupBuild);
+
+  const typeDefinitionTargetDirs = options
+    .filter(
+      ({ outputs, useApiExtractor }) =>
+        outputs.has(Output.types) && useApiExtractor,
+    )
+    .map(_ => _.targetDir);
+
+  if (typeDefinitionTargetDirs.length > 0) {
+    buildTasks.push(buildTypeDefinitions(typeDefinitionTargetDirs));
+  }
+
+  await Promise.all(buildTasks);
+};