Currently HOMEBREW_BREW_FILE is a String, while other of HOMEBREW_*
variables are all Pathname. This commit unifies them all as Pathname,
so it will not cause any confusion.
ClosesHomebrew/homebrew#48872.
Signed-off-by: Xu Cheng <xucheng@me.com>
Not sure why this is happening (beyond the Chef cookbook stupidly
deciding to not call through `bin/brew`) but fail and print a scary
looking error to hope to point people in the right direction.
ClosesHomebrew/homebrew#48261.
Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>