env

Env

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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

Copyright (c) 2011-2012 Hal Brodigan

See {file:LICENSE.txt} for details.