Class: SparseImage::Command::Root

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-sparseimage/command.rb

Instance Method Summary collapse

Constructor Details

#initialize(argv, env) ⇒ Root

Returns a new instance of Root.



6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
# File 'lib/vagrant-sparseimage/command.rb', line 6

def initialize(argv, env)
	super
	@main_args, @sub_command, @sub_args = split_main_and_subcommand(argv)
	@subcommands = Vagrant::Registry.new
	@subcommands.register(:mount) do
		Mount
	end
	@subcommands.register(:unmount) do
		Unmount
	end
	@subcommands.register(:destroy) do
		Destroy
	end
	@subcommands.register(:list) do
		List
	end
end

Instance Method Details

#execute ⇒ Object 



24
25
26
27
28
29
30
31
32
33
34
35
36
37
 
# File 'lib/vagrant-sparseimage/command.rb', line 24

def execute
	if @main_args.include?("-h") || @main_args.include?("--help")
		# Print the help for all the sparseimage commands.
		return help
	end

	# If we reached this far then we must have a subcommand. If not,
	# then we also just print the help and exit.
	command_class = @subcommands.get(@sub_command.to_sym) if @sub_command
	return help if !command_class || !@sub_command
	@logger.debug("Invoking command class: #{command_class} #{@sub_args.inspect}")
	# Initialize and execute the command class
	command_class.new(@sub_args, @env).execute
end

#help ⇒ Object

Prints the help out for this command



40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
 
# File 'lib/vagrant-sparseimage/command.rb', line 40

def help
	opts = OptionParser.new do |opts|
	opts.banner = "Usage: vagrant sparseimage <command>"
	opts.separator ""
	opts.separator "Available subcommands:"

	# Add the available subcommands as separators in order to print them
	# out as well.
	keys = []
	@subcommands.each { |key, value| keys << key.to_s }

		keys.sort.each do |key|
			opts.separator "     #{key}"
		end

		opts.separator ""
		opts.separator "For help on any individual command run `vagrant sparseimage COMMAND -h`"
	end
	@env.ui.info(opts.help, :prefix => false)
end