Class: ListTool::App::UseCommand

Inherits:
Object
  • Object
show all
Defined in:
lib/list_tool/app/commands/use_command.rb

Class Method Summary collapse

Class Method Details

.execute(options, lister) ⇒ Object

Raises:



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# File 'lib/list_tool/app/commands/use_command.rb', line 21

def self.execute options, lister
  raise(ListNotFoundError, 'no list with given number') if lister.set_default_list( options[:list] ).nil?
end

.help ⇒ Object 



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# File 'lib/list_tool/app/commands/use_command.rb', line 25

def self.help
  "  u,  use LIST\t\t\tSet default list"
end

.match?(arg) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/list_tool/app/commands/use_command.rb', line 6

def self.match? arg
  ['u', 'use'].include? arg
end

.parse(argv) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/list_tool/app/commands/use_command.rb', line 10

def self.parse argv
  raise ArgumentError, "expected argument to be an array, #{argv.class} given" unless argv.is_a? Array
  list = argv.shift
  raise ArgumentError, "list number not specified" if list.nil?

  list = Integer( list ) - 1 rescue raise(ArgumentError, 'list number must be an integer')
  raise ArgumentError, "list number can't be less than 1" if list < 0

  {list: list}
end