Module: Dindi::CommandParser

Defined in:
lib/dindi/command_parser.rb

Class Method Summary collapse

Class Method Details

.parse(args, options) ⇒ Object 



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# File 'lib/dindi/command_parser.rb', line 10

def self.parse(args, options)
  # The options specified on the command line will be collected in 
  # *options*.
  #
  # We set the default value here
  options.project_name = nil
  options.with_bundle_install = false

  opts = OptionParser.new do |opts|
    opts.banner = "Usage: dindi [options]"

    opts.separator " "
    opts.separator "Specific options:"

    opts.on("-n", "--name PROJECT_NAME",
            "Specify your project name PROJECT_NAME that will be created") do |project_name|
      options.project_name = project_name.downcase
    end

    opts.on("-b", "--[no-]bundle-install", "Run bundler install after project creation") do |b|
      options.with_bundle_install = b
    end

    # No argument, shows at tail. This will print an options summary.
    # Try it and see!
    opts.on_tail("-h", "--help", "Show this message") do
      puts opts
      puts ""
      raise
    end

  end

  opts.parse!(args)

  options.ruby_version = "latest"

  # set project absolute dir
  options.project_absolute_dir = nil
  if options.project_name
    options.project_absolute_dir = File.join(FileUtils.pwd, options.project_name)
  end

rescue Exception => e
  if e.message.match(/invalid option/i) or e.message.match(/missing argument/i)
    puts "ERROR: #{e.message}".red
    puts ""
    puts opts
    puts ""
  end
  raise
end