Method: GetText::RGetText.check_options

Defined in:
lib/gettext/tools/rgettext.rb

.check_options ⇒ Object

:nodoc:



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# File 'lib/gettext/tools/rgettext.rb', line 160

def check_options # :nodoc:
  output = STDOUT
 
  opts = OptionParser.new
  opts.banner = _("Usage: %s input.rb [-r parser.rb] [-o output.pot]") % $0
  opts.separator("")
  opts.separator(_("Extract translatable strings from given input files."))
  opts.separator("")
  opts.separator(_("Specific options:"))
 
  opts.on("-o", "--output=FILE", _("write output to specified file")) do |out|
    unless FileTest.exist? out
      output = File.new(File.expand_path(out), "w+")
    else
      $stderr.puts(_("File '%s' already exists.") % out)
      exit 1
    end
  end
 
  opts.on("-r", "--require=library", _("require the library before executing rgettext")) do |out|
    require out
  end
 
  opts.on("-d", "--debug", _("run in debugging mode")) do
    $DEBUG = true
  end
 
  opts.on_tail("--version", _("display version information and exit")) do
    puts "#{$0} #{VERSION}"
    puts "#{File.join(Config::CONFIG["bindir"], Config::CONFIG["RUBY_INSTALL_NAME"])} #{RUBY_VERSION} (#{RUBY_RELEASE_DATE}) [#{RUBY_PLATFORM}]"
    exit
  end
 
  opts.parse!(ARGV)
 
  if ARGV.size == 0
    puts opts.help
    exit 1
  end
 
  [ARGV, output]
end