53 Commits

Author	SHA1	Message	Date
Xu Cheng	c8efb05826	doctor: use Utils.git_available? instead of git?	2015-09-09 12:21:08 +08:00
Xu Cheng	4529df1246	git_available?: cache the result	2015-09-09 12:19:16 +08:00
Xu Cheng	71f794260b	add git utils ... Two methods: * `Utils.git_available?` checks whether git is installed. * `Utils.ensure_git_installed!` installs git for users who don't install Xcode or CLT.	2015-09-02 15:24:52 +08:00