ruby-upgrade-2.1.5.sh

#!/bin/bash -e

number_of_cores=`sysctl -n hw.ncpu`

brew update                                             && \
brew upgrade ruby-build libxml2 libxslt libiconv
brew link --force libiconv                              && \
bundle config --global build.nokogiri "--with-xml2-include=/usr/local/include --with-xml2-lib=/usr/local/lib --with-xslt-dir=/usr/local/opt/libxslt --with-iconv-include=/usr/local/include --with-iconv-lib=/usr/local/lib" && \
bundle config --global jobs `expr $number_of_cores - 1` && \
rbenv install 2.1.5                                     && \
gem install bundler rbenv-rehash                        && \
bundle