def install(version=_VERSION):
target = '/usr/local/ruby-%s' % version
priority = _convert_version_to_string(version)
placeholder = {'target': target, 'priority': priority}
ruby_build.ensure()
sudo('ruby-build %s %s' % (version, target))
update_alternatives_cmd = """sudo update-alternatives \
--install /usr/bin/ruby ruby %(target)s/bin/ruby %(priority)s \
--slave /usr/bin/erb erb %(target)s/bin/erb \
--slave /usr/bin/gem gem %(target)s/bin/gem \
--slave /usr/bin/irb irb %(target)s/bin/irb \
--slave /usr/bin/rake rake %(target)s/bin/rake \
--slave /usr/bin/rdoc rdoc %(target)s/bin/rdoc \
--slave /usr/bin/ri ri %(target)s/bin/ri \
--slave /usr/bin/testrb testrb %(target)s/bin/testrb \
--slave /usr/share/man/man1/erb.1 erb.1 %(target)s/share/man/man1/erb.1 \
--slave /usr/share/man/man1/irb.1 irb.1 %(target)s/share/man/man1/irb.1 \
--slave /usr/share/man/man1/rake.1 rake.1 %(target)s/share/man/man1/rake.1 \
--slave /usr/share/man/man1/ri.1 ri.1 %(target)s/share/man/man1/ri.1 \
--slave /usr/share/man/man1/ruby.1 ruby.1 %(target)s/share/man/man1/ruby.1
"""
sudo(update_alternatives_cmd % placeholder)
sudo('update-alternatives --set ruby %(target)s/bin/ruby' % placeholder)
def install(version, _update=True):
ruby_rbenv.ensure()
ruby_build.ensure()
status = run("rbenv global %s; true" % version)
if not status == "" or _update:
run("rbenv install %s" % version)
run("rbenv global %s" % version)
run("rbenv rehash")
run("gem install --no-ri --no-rdoc bundler")
