DannyBen/runfile

require 'json'

# Define helper methods
helpers do
  def files
    Dir['*']
  end
end

# $ run ls : can call helper methods
help   'Show files'
usage  'ls [--json]'
option '--json, -j', 'Output in JSON format'
action :ls do |args|
  if args['--json']
    puts files.to_json
  else
    puts files.join("\n")
  end
end