Class: Kerplutz::Flag

Inherits:
Option
  • Object
show all
Defined in:
lib/kerplutz/options.rb

Instance Attribute Summary collapse

Attributes inherited from Option

#abbrev, #desc, #name

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Option

#abbrev_sig, #display_name, #parser_args

Constructor Details

#initialize(name, desc, arg_name = nil) ⇒ Flag

Returns a new instance of Flag.



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# File 'lib/kerplutz/options.rb', line 48

def initialize(name, desc, arg_name=nil)
  super(name, desc)
  @arg_name = arg_name
end

Instance Attribute Details

#arg_name ⇒ Object

Returns the value of attribute arg_name.



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# File 'lib/kerplutz/options.rb', line 39

def arg_name
  @arg_name
end

#arg_required ⇒ Object

Returns the value of attribute arg_required.



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# File 'lib/kerplutz/options.rb', line 39

def arg_required
  @arg_required
end

Class Method Details

.build(name, desc, opts) ⇒ Object 



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# File 'lib/kerplutz/options.rb', line 41

def self.build(name, desc, opts)
  flag = super(name, desc, opts)
  flag.arg_name = opts[:required] || opts[:optional]
  flag.arg_required = opts.has_key?(:required)
  flag
end

Instance Method Details

#configure(parser, &blk) ⇒ Object 



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# File 'lib/kerplutz/options.rb', line 53

def configure(parser, &blk)
  parser.on(*parser_args) do |arg|
    if NilClass === arg
      blk.call(true)
    else
      blk.call(arg)
    end
  end
end

#option_sig ⇒ Object 



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# File 'lib/kerplutz/options.rb', line 63

def option_sig
  "#{super}#{formatted_arg_name}"
end