Class: ArgumentParser

Inherits:
Object
  • Object
show all
Defined in:
lib/argument_parser.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ ArgumentParser

Returns a new instance of ArgumentParser.



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# File 'lib/argument_parser.rb', line 6

def initialize
  @opts = GetoptLong.new(
    ["--datafile", "-d", GetoptLong::OPTIONAL_ARGUMENT],
    ["--number-of-words", "-n", GetoptLong::OPTIONAL_ARGUMENT]
  )
  @data_file = "data.txt"
  @words_to_generate = 10
end

Instance Attribute Details

#data_file ⇒ Object (readonly)

Returns the value of attribute data_file.



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# File 'lib/argument_parser.rb', line 4

def data_file
  @data_file
end

#words_to_generate ⇒ Object (readonly)

Returns the value of attribute words_to_generate.



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# File 'lib/argument_parser.rb', line 4

def words_to_generate
  @words_to_generate
end

Instance Method Details

#parse_arguments ⇒ Object 



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# File 'lib/argument_parser.rb', line 15

def parse_arguments
  @opts.each do |opt, arg|
    case opt
    when '--datafile'
      @data_file = arg
    when '--number-of-words'
      @words_to_generate = arg
    end
  end
end