class YARD::CLI::Command

def self.run(*args) new.run(*args) end

def common_options(opts)
  opts.separator ""
  opts.separator "Other options:"
  opts.on('-e', '--load FILE', 'A Ruby script to load before running command.') do |file|
    load_script(file)
  end
  opts.on('--plugin PLUGIN', 'Load a YARD plugin (gem with `yard-\' prefix)') do |name|
    # Not actually necessary to load here, this is done at boot in YARD::Config.load_plugins
    # YARD::Config.load_plugin(name)
  end
  opts.on('--legacy', 'Use old style Ruby parser and handlers. ',
                      '  Always on in 1.8.x.') do
    YARD::Parser::SourceParser.parser_type = :ruby18
  end
  opts.on('--safe', 'Enable safe mode for this instance') do
    # Parsed in YARD::Config.load
  end
  opts.on_tail('-q', '--quiet', 'Show no warnings.') { log.level = Logger::ERROR }
  opts.on_tail('--verbose', 'Show more information.') { log.level = Logger::INFO }
  opts.on_tail('--debug', 'Show debugging information.') { log.level = Logger::DEBUG }
  opts.on_tail('--backtrace', 'Show stack traces') { log.show_backtraces = true }
  opts.on_tail('-v', '--version', 'Show version.') { log.puts "yard #{YARD::VERSION}"; exit }
  opts.on_tail('-h', '--help', 'Show this help.')  { log.puts opts; exit }
end

def description; '' end

def load_script(file)
  return if YARD::Config.options[:safe_mode]
  load(file)
rescue LoadError => load_exception
  log.error "The file `#{file}' could not be loaded:\n#{load_exception}"
  exit 1
end

def parse_options(opts, args)
  opts.parse!(args)
rescue OptionParser::ParseError => err
  unrecognized_option(err)
  args.shift if args.first && args.first[0, 1] != '-'
  retry
end

def unrecognized_option(err)
  log.warn "Unrecognized/#{err.message}"
end