[](https://hamel.dev/blog/posts/evals/#cb1-1)const noExposedUUID = message => {
[](https://hamel.dev/blog/posts/evals/#cb1-2)  // Remove all text within double curly braces
[](https://hamel.dev/blog/posts/evals/#cb1-3)  const sanitizedComment = message.comment.replace(/\{\{.*?\}\}/g, '')
[](https://hamel.dev/blog/posts/evals/#cb1-4)
[](https://hamel.dev/blog/posts/evals/#cb1-5)  // Search for exposed UUIDs
[](https://hamel.dev/blog/posts/evals/#cb1-6)  const regexp = /[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}/ig
[](https://hamel.dev/blog/posts/evals/#cb1-7)  const matches = Array.from(sanitizedComment.matchAll(regexp))
[](https://hamel.dev/blog/posts/evals/#cb1-8)  expect(matches.length, 'Exposed UUIDs').to.equal(0, 'Exposed UUIDs found')
[](https://hamel.dev/blog/posts/evals/#cb1-9)}