==> This script will install:
/usr/local/bin/brew
/usr/local/share/doc/homebrew
/usr/local/share/man/man1/brew.1
/usr/local/share/zsh/site-functions/_brew
/usr/local/etc/bash_completion.d/brew
/usr/local/Homebrew
==> The following existing directories will be made group writable:
/usr/local/bin
/usr/local/lib
/usr/local/share
/usr/local/share/man
/usr/local/share/man/man1
==> The following existing directories will have their owner set to yan.yang:
/usr/local/bin
/usr/local/lib
/usr/local/share
/usr/local/share/man
/usr/local/share/man/man1
==> The following existing directories will have their group set to admin:
/usr/local/bin
/usr/local/lib
/usr/local/share
/usr/local/share/man
/usr/local/share/man/man1
==> The following new directories will be created:
/usr/local/etc
/usr/local/include
/usr/local/sbin
/usr/local/var
/usr/local/opt
/usr/local/share/zsh
/usr/local/share/zsh/site-functions
/usr/local/var/homebrew
/usr/local/var/homebrew/linked
/usr/local/Cellar
/usr/local/Caskroom
/usr/local/Frameworks