Method: CommandLine::OptionParser#get_posix_re

Defined in:
lib/commandline/optionparser/optionparser.rb

#get_posix_re ⇒ Object 



293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
 
# File 'lib/commandline/optionparser/optionparser.rb', line 293

def get_posix_re
  flags  = []
  nflags = []
  @options.each { |o| 
    if [0,0] == o.arity 
      flags << o.names[0][1..1] 
    else
      nflags << o.names[0][1..1]
    end
  }
  flags  = flags.join
  flags  = flags.empty? ? "" : "[#{flags}\]+"
  nflags = nflags.join
  nflags = nflags.empty? ? "" : "[#{nflags}\]"
  Regexp.new("^-(#{flags})(#{nflags})(.*)\$")
end