class YARD::CLI::I18n

def description
  'Generates .pot file from source code and extra documentation'
end

def general_options(opts)
  opts.banner = "Usage: yard i18n [options] [source_files [- extra_files]]"
  opts.top.list.clear
  opts.separator "(if a list of source files is omitted, "
  opts.separator "  {lib,app}/**/*.rb ext/**/*.{c,rb} is used.)"
  opts.separator ""
  opts.separator "Example: yard i18n -o yard.pot - FAQ LICENSE"
  opts.separator "  The above example outputs .pot file for files in"
  opts.separator "  lib/**/*.rb to yard.pot including the extra files"
  opts.separator "  FAQ and LICENSE."
  opts.separator ""
  opts.separator "A base set of options can be specified by adding a .yardopts"
  opts.separator "file to your base path containing all extra options separated"
  opts.separator "by whitespace."
  super(opts)
end

def generate_pot(relative_base_path)
  generator = YARD::I18n::PotGenerator.new(relative_base_path)
  objects = run_verifier(all_objects)
  generator.parse_objects(objects)
  generator.parse_files(options.files || [])
  generator.generate
end

def initialize
  super
  @options.serializer.basepath = "po/yard.pot"
end

def run(*args)
  if args.empty? || !args.first.nil?
    # fail early if arguments are not valid
    return unless parse_arguments(*args)
  end
  YARD.parse(files, excluded)
  serializer = options.serializer
  pot_file_path = Pathname.new(serializer.basepath).expand_path
  pot_file_dir_path, pot_file_basename = pot_file_path.split
  relative_base_path = Pathname.pwd.relative_path_from(pot_file_dir_path)
  serializer.basepath = pot_file_dir_path.to_s
  serializer.serialize(pot_file_basename.to_s,
                       generate_pot(relative_base_path.to_s))
  true
end