Env

Kanrisuru::Remote::Env helps manage remote envionment variables that are passed along on the command line.

Public Class Methods

new

Instantiates a new instance of the Kanrisuru::Remote::Env class.

env = Kanrisuru::Remote::Env.new
env['VAR1'] = 'hello'
env.to_s
"export VAR1=hello;"

Public Instance Methods

[]

Access a single environment variable.

env['VAR1']
'hello'

[]=

Set an environment variable.

env['VAR2'] = 'world'

to_h

Return the environment variables as a hash

env.to_h
{'VAR1' => 'hello', 'VAR2' => 'world'}

clear

Resets the environment variables.

env.clear
env.count
0

to_s

Prepares the environment variables as command line options

env = Kanrisuru::Remote::Env.new
env['VAR1'] = 'foo'
env['VAR2'] = 'bar'
env['VAR3'] = 'baz'

env.to_s
"export VAR1=foo; VAR2=bar; VAR3=baz;"

count

Get the number of environment variables set

env = Kanrisuru::Remote::Env.new
env['VAR1'] = 'foo'
env['VAR2'] = 'bar'
env['VAR3'] = 'baz'

env.count
3

delete

Remove an environment variable.

env.delete('VAR2')
env.count
2