brew --repository prints a Tap's repository Failure/Error: expect { brew_sh "--repository", "foo/bar" } .to output("#{ENV.fetch("HOMEBREW_LIBRARY")}/Taps/foo/homebrew-bar\n").to_stdout .and not_to_output.to_stderr .and be_a_success expected block to not output to stderr, but output "\e[4;33mWarning\e[0m: \e[1m--repository\e[0m is a developer command, so Homebrew's\ndeveloper mode has been automatically turned on.\nTo turn developer mode off, run:\n brew developer off\n\n"