Exploratory working directory change

.github/workflows/bat.yml

@@ -93,3 +93,31 @@ jobs:
           ! grep "check" buildlog2.txt
           rm buildlog.txt
           rm buildlog2.txt
+
+      - name: Create second build file
+        run: |
+          mkdir new
+          cd new
+          cat <<'_EOF' >> "buildfile.m"
+            function plan = buildfile
+            plan = buildplan(localfunctions);
+            plan.DefaultTasks = "hello";
+
+            function helloTask(~)
+            disp("Hello world!");
+          _EOF
+          cd ..
+
+      - name: Run Build in subfolder
+        users: ./
+        with:
+          startup-options: -logfile log.txt
+          working-directory: new
+
+      - name: Verify correct build file ran
+        run: |
+          set -e
+          grep "Hello world!" log.txt
+          rm log.txt
+          rm new/buildfile.m
+          rmdir new

action.yml

@@ -14,6 +14,11 @@ inputs:
       Startup options for MATLAB
     required: false
     default: ""
+  working-directory:
+    description: >-
+      The directory in which to run the build
+    required: false
+    default: ""
 runs:
   using: node16
   main: dist/index.js

src/index.ts

@@ -11,7 +11,7 @@ import * as buildtool from "./buildtool";
 async function run() {
     const platform = process.platform;
     const architecture = process.arch;
-    const workspaceDir = process.cwd();
+    const workspaceDir = core.getInput("working-directory") || process.cwd();
 
     const options: buildtool.RunBuildOptions = {
         Tasks: core.getInput("tasks"),