erubis software package provides Transitional package for ruby-erubis, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install erubis
erubis is installed in your system.
Make ensure the erubis package were installed using the commands given below,
$ sudo dpkg-query -l | grep erubis *
You will get with erubis package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Ruby |
| Package | erubis |
| Version | 2.7.0-1 |
| Description | Transitional package for ruby-erubis |
| Sub Section | Ruby |