hopsoft/coin_rack

#!/usr/bin/env ruby --
require "optparse"

# setup the options -----------------------------------------------------------
options = {}
parser = OptionParser.new do |opts|
  opts.banner = "CoinRack Usage: coin_rack [options]"

  desc = "Prints the location of the rackup file."
  opts.on("-p", "--print", desc) { |value| options[:print] = value }

  desc = "Starts the Rack server."
  opts.on("-r", "--run", desc) { |value| options[:run] = value }

  opts.on_tail("-h", "--help", "Show this message.") do
    puts opts
    exit
  end
end
parser.parse!

if options.values.compact.empty?
  puts parser.banner
  puts parser.summarize
  exit
end

path = File.expand_path(File.join(File.dirname(__FILE__), ".."))
rackup_file = File.join(path, "config.ru")

if options[:print]
  puts rackup_file
  exit
end

if options[:run]
  exec "cd #{path} && rackup"
  exit
end