Install package devel:languages:ruby:extensions / rubygem-johnson

Select Your Operating System

SLE

SLE

Install using One Click Install

Add repository and install manually

For SLE 11 SP3 run the following as root:

zypper addrepo http://download.opensuse.org/repositories/devel:languages:ruby:extensions/SLE_11_SP3/devel:languages:ruby:extensions.repo
zypper refresh
zypper install rubygem-johnson