换了一台电脑，从新安装了 ruby,sass,scss 结果自动编译还是不行。HBuilder是什么情况。快被它搞疯了
johndeMacBook-Air:~ johnlong$ which gem
/Users/johnlong/.rvm/rubies/ruby-2.4.0/bin/gem
johndeMacBook-Air:~ johnlong$ gem -v
2.6.12
johndeMacBook-Air:~ johnlong$ gem sources -l
CURRENT SOURCES
https://ruby.taobao.org
johndeMacBook-Air:~ johnlong$ which sass
/Users/johnlong/.rvm/gems/ruby-2.4.0/bin/sass
johndeMacBook-Air:~ johnlong$ which scss
/Users/johnlong/.rvm/gems/ruby-2.4.0/bin/scss
