anchor.diff:  build.branch =~ /features\/.+/
   ```
   
  -To run only when the branch ends with `/release-123`, such as `feature-123/release-123`:
  +To run only when the branch ends with `/release-123`, such as `feature/release-123`:
   
   ```js
   build.branch =~ /.+\/release-123/
  
positive.code:     - command: ./scripts/tests.sh
        label: tests
        if: |
          build.message != "skip me" &&
            build.branch == /^feature\/.+/
  ```
  
negative.code:  		<tr>
   			<td>Prefixes</td>
   			<td><code>!</code></td>
   		</tr>
   		<tr>
   			<td>Comments</td>
   			<td><code>// This is a comment</code></td>
   		</tr>
   	</tbody>
   </table>
  