homebrew-core/Formula/ruby-build.rb

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require 'formula'
class RubyBuild < Formula
homepage 'https://github.com/sstephenson/ruby-build'
url 'https://github.com/sstephenson/ruby-build/tarball/v20121022'
sha1 '925b8eee613076f0b36bd9612a1dfb2abe03ff3f'
head 'https://github.com/sstephenson/ruby-build.git'
option "without-rbenv", "Don't install as an rbenv plugin"
depends_on 'rbenv' unless build.include? 'without-rbenv'
def install
ENV['PREFIX'] = prefix
system "./install.sh"
ln_sf opt_prefix, "#{HOMEBREW_PREFIX}/var/lib/rbenv/plugins/ruby-build" \
unless build.include? 'without-rbenv'
end
end