Allow running multiple directories

Author: Cliff Odijk

.projenrc.ts

@@ -82,10 +82,10 @@ const project = new GitHubActionTypeScriptProject({
         required: false,
         default: '',
       },
-      cdkOutDir: {
-        description: 'The location of the CDK output directory',
+      cdkOutDirs: {
+        description: 'The location of the CDK output directories',
         required: false,
-        default: 'cdk.out',
+        default: '',
       },
       diffMethod: {
         description: [

action.yml

@@ -14,7 +14,7 @@ import { Comments } from './comment';
 import { Inputs } from './inputs';
 import { AssemblyProcessor } from './stage-processor';
 
-export async function run() {
+export async function run(cdkOutDir: string) {
   const inputs: Inputs = {
     title: getInput('title') || undefined,
     defaultStageDisplayName: getInput('defaultStageDisplayName', {
@@ -28,7 +28,7 @@ export async function run() {
       required: true,
     }),
     noFailOnDestructiveChanges: getMultilineInput('noFailOnDestructiveChanges'),
-    cdkOutDir: getInput('cdkOutDir', { required: true }),
+    cdkOutDir: cdkOutDir,
     diffMethod: getInput('diffMethod', { required: true }),
   };
 

dist/index.js

@@ -1,6 +1,10 @@
 import * as core from '@actions/core';
 import { run } from './action';
 
-run().catch((error: any) => {
-  core.setFailed(error.message);
-});
+const dirs: string = core.getInput('cdkOutDirs', { required: true });
+
+Promise.all(dirs.split(',').map((dir) => run(`${dir}/cdk.out`))).catch(
+  (error: any) => {
+    core.setFailed(error.message);
+  },
+);