Env

Description

Env provides a Ruby interface to common environment variables, used on Linux, BSD, OSX and Windows.

Features

Provides access to:
- HOME (or HOMEPATH on Windows)
- PATH
- LD_LIBRARY_PATH
- SHELL
- TERM and COLORTERM
- COLOMNS
- LINES
- EDITOR
- BROWSER
- LANG
- TZ
- DEBUG

Examples

require 'env'

Transparently access environment variables as a Hash:

Env['DESKTOP_SESSION']
# => "gnome"

Transparently access environment variables as Constants:

Env::DESKTOP_SESSION
# => "gnome"

Transparently access environment variables with methods:

Env.desktop_session
# => "gnome"

Parse complex variables:

Env.home
# => #<Pathname:/home/alice>

Env.paths
# => [#<Pathname:/usr/local/bin>, #<Pathname:/usr/bin>, #<Pathname:/bin>, #<Pathname:/usr/local/sbin>, #<Pathname:/usr/sbin>, #<Pathname:/sbin>]

Env.lang
# => ["en_US", "utf8"]

Env.terminal
# => "gnome-terminal"

Env.shell
# => "/bin/bash"

Env.editor
# => "vim"

Only access the common variables from your Class:

class Project

  include Env::Variables

end

Install

$ gem install env

Copyright

See LICENSE for details.