Parent

Methods

Daemons::Optparse

Attributes

usage[R]

Public Class Methods

new(controller) click to toggle source
# File lib/daemons/cmdline.rb, line 5
def initialize(controller)
  @controller = controller
  @options = {}

  @opts = OptionParser.new do |opts|
    opts.banner = ''

    opts.on('-t', '--ontop', 'Stay on top (does not daemonize)') do |t|
      @options[:ontop] = t
    end

    opts.on('-f', '--force', 'Force operation') do |t|
      @options[:force] = t
    end

    opts.on('-n', '--no_wait', 'Do not wait for processes to stop') do |t|
      @options[:no_wait] = t
    end

    opts.separator ''
    opts.separator 'Common options:'

    # No argument, shows at tail.  This will print an options summary
    opts.on_tail('-h', '--help', 'Show this message') do
      controller.print_usage

      exit
    end

    # Switch to print the version.
    opts.on_tail('--version', 'Show version') do
      puts "daemons version #{Daemons::VERSION}"
      exit
    end
  end

  begin
    @usage = @opts.to_s
  rescue ::Exception # work around a bug in ruby 1.9
    @usage =             -t, --ontop                      Stay on top (does not daemonize)            -f, --force                      Force operation            -n, --no_wait                    Do not wait for processes to stop        Common options:            -h, --help                       Show this message                --version                    Show version
  end
end

Public Instance Methods

parse(args) click to toggle source

Return a hash describing the options.

# File lib/daemons/cmdline.rb, line 58
def parse(args)
  # The options specified on the command line will be collected in *options*.
  # We set default values here.
  
  @opts.parse(args)

  @options
end

[Validate]

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