add multi line example and test

.github/workflows/ci_cd.yml

@@ -141,7 +141,6 @@ jobs:
           expected: 2
           actual: ${{ steps.retry_on_error.outputs.exit_code }}
 
-
         # timeout tests (takes longer to run so run last)
       - name: sad-path (timeout)
         id: sad_path_timeout
@@ -225,7 +224,7 @@ jobs:
           timeout_minutes: 1
           max_attempts: 2
           shell: cmd
-          command: "dir"
+          command: 'dir'
       - uses: nick-invision/assert-action@v1
         with:
           expected: 2
@@ -269,6 +268,23 @@ jobs:
           max_attempts: 2
           shell: python
           command: print('1', '2', '3')
+      - name: Multi-line multi-command Test
+        uses: ./
+        with:
+          timeout_minutes: 1
+          max_attempts: 2
+          command: |
+            print('a', 'b', 'c')
+            print('1', '2', '3')
+      - name: Multi-line single-command Test
+        uses: ./
+        with:
+          timeout_minutes: 1
+          max_attempts: 2
+          shell: cmd
+          command: >-
+            echo "this is
+            a test"
 
   # runs on push to master only
   cd:

README.md

@@ -153,6 +153,33 @@ with:
   on_retry_command: npm run cleanup-flaky-script-output
 ```
 
+### Run multi-line, multi-command script
+
+```yaml
+name: Multi-line multi-command Test
+uses: ./
+with:
+  timeout_minutes: 1
+  max_attempts: 2
+  command: |
+    print('a', 'b', 'c')
+    print('1', '2', '3')
+```
+
+### Run multi-line, single-command script
+
+```yaml
+name: Multi-line single-command Test
+uses: ./
+with:
+  timeout_minutes: 1
+  max_attempts: 2
+  shell: cmd
+  command: >-
+    echo "this is
+ a test"
+```
+
 ## Requirements
 
 NodeJS is required for this action to run. This runs without issue on all GitHub hosted runners but if you are running into issues with this on self hosted runners ensure NodeJS is installed.