Class: Option

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

Overview

I parse the command line.

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Option

TODO:

refactoring

Here is a list of command line options :

  • –curses

  • –help

  • –help-output

  • –license

  • –portable

  • –tk

  • –version



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# File 'lib/rsokoban/option.rb', line 15

def initialize
	# Default option(s)
	@options = {:ui => :tk}
	
	optparse = OptionParser.new do|opts|
	 	opts.banner = "Usage: #{$0} [options]"
  		
  		# Options that define the UI
  		opts.on( '-c', '--curses', 'Use curses console for user interface (default)' ) do
    		@options[:ui] = :curses
  		end
  		
  		opts.on( '-p', '--portable', 'Use standard console for user interface' ) do
    		@options[:ui] = :portable
  		end
  		
  		opts.on( '-t', '--tk', 'Make use of Tk library for a graphical user interface' ) do
    		@options[:ui] = :tk
  		end
  		
  		# Options that display a few information
  		@options[:license] = false
  		opts.on( '-l', '--license', 'Print program\'s license and exit' ) do
    		@options[:license] = true
  		end
  		
  		@options[:version] = false
  		opts.on( '-v', '--version', 'Print version number and exit' ) do
    		@options[:version] = true
  		end
  		
  		# Options that display some help
  		@options[:help_output] = false
  		opts.on( '-o', '--help-output', 'Print help on output options and exit' ) do
    		@options[:help_output] = true
  		end
  		
  		opts.on( '-h', '--help', 'Display this screen' ) do
    		puts opts
    		exit
  		end
	end
	
	begin
		optparse.parse!
	rescue OptionParser::InvalidOption => e
		puts e.to_s
		exit 1
	end
	
	print_version if @options[:version]
	print_license if @options[:license]
	print_help_output if @options[:help_output]
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/rsokoban/option.rb', line 70

def [](key)
	@options[key]
end

#interface=(value) ⇒ Object 



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# File 'lib/rsokoban/option.rb', line 74

def interface=(value)
	@options[:ui] = value
end