class StallmanBot::ArgParser

Public Class Methods

parse(argv) click to toggle source
# File lib/stallman_bot/arg_parser.rb, line 7
def self.parse(argv)
  options = Struct.new(*::StallmanBot::Configuration.valid_config_keys)
  args = options.new

  opt_parser = OptionParser.new do |opts|
    opts.banner = 'Usage: stallman_bot [options]'

    opts.on('-c', '--config FILE', 'YAML configuration bot') do |f|
      args.file = f
    end

    opts.on('-d', '--debug', 'Enable debug mode') do
      args.debug = true
    end

    opts.on('-n', '--name NAME', 'Telegram bot name') do |n|
      args.name = n
    end

    opts.on('-t', '--token TOKEN', 'Telegram bot token') do |t|
      args.token = t
    end

    opts.on('-v', '--version', 'Show version') do
      puts VERSION
      exit
    end

    opts.on('-h', '--help', 'Print this help') do
      puts opts
      puts "\nExamples:"
      puts "\t stallman_bot --name=cool_bot --token=8as7baub3ffasby32"
      puts "\t stallman_bot --config=my_bot_config.yaml"
      puts "\t stallman_bot \t# Find ./bot.yaml or load default config"
      exit
    end
  end

  opt_parser.parse!(argv)
  args.to_h.reject { |_, v| v.nil? }
end