Escape regex in path
Escape regex in path

In the expected output in an integration test, we pass in an expected
path to a temp file. This string is interpreted as a regular expression.
Because the paths to windows tempfiles contain backslashes, we need to
escape them before passing them to the expectation.

Co-authored-by: Nick Guerette <2c24ea7b7818b74684f4d79dbc6b24a472f63786@pivotal.io>

cloudfoundry/cli,cloudfoundry/cli,cloudfoundry/cli