class RSpec::Core::DrbOptions

def add_failure_exit_code(argv)
  if @submitted_options[:failure_exit_code]
    argv << "--failure-exit-code" << @submitted_options[:failure_exit_code].to_s
  end
end

def add_filter(argv, name, hash)
  hash.each_pair do |k, v|
    next if [:if,:unless].include?(k)
    tag = name == :inclusion ? k.to_s : "~#{k}"
    tag << ":#{v}" if v.is_a?(String)
    argv << "--tag" << tag
  end unless hash.empty?
end

def add_formatters(argv)
  @submitted_options[:formatters].each do |pair|
    argv << "--format" << pair[0]
    argv << "--out" << pair[1] if pair[1]
  end if @submitted_options[:formatters]
end

def add_full_description(argv)
  if @submitted_options[:full_description]
    # The argument to --example is regexp-escaped before being stuffed
    # into a regexp when received for the first time (see OptionParser).
    # Hence, merely grabbing the source of this regexp will retain the
    # backslashes, so we must remove them.
    argv << "--example" << @submitted_options[:full_description].source.delete('\\')
  end
end

def add_libs(argv)
  @submitted_options[:libs].each do |path|
    argv << "-I" << path
  end if @submitted_options[:libs]
end

def add_line_numbers(argv)
  if @submitted_options[:line_numbers]
    argv.push(*@submitted_options[:line_numbers].inject([]){|a,l| a << "--line_number" << l})
  end
end

def add_requires(argv)
  @submitted_options[:requires].each do |path|
    argv << "--require" << path
  end if @submitted_options[:requires]
end

def initialize(submitted_options, filter_manager)
  @submitted_options = submitted_options
  @filter_manager = filter_manager
end

def options
  argv = []
  argv << "--color"        if @submitted_options[:color]
  argv << "--profile"      if @submitted_options[:profile_examples]
  argv << "--backtrace"    if @submitted_options[:full_backtrace]
  argv << "--tty"          if @submitted_options[:tty]
  argv << "--fail-fast"    if @submitted_options[:fail_fast]
  argv << "--options"      << @submitted_options[:custom_options_file] if @submitted_options[:custom_options_file]
  argv << "--order"        << @submitted_options[:order]               if @submitted_options[:order]
  add_failure_exit_code(argv)
  add_full_description(argv)
  add_line_numbers(argv)
  add_filter(argv, :inclusion, @filter_manager.inclusions)
  add_filter(argv, :exclusion, @filter_manager.exclusions)
  add_formatters(argv)
  add_libs(argv)
  add_requires(argv)
  argv + @submitted_options[:files_or_directories_to_run]
end