class Webpacker::Runner

def self.run(argv)
  $stdout.sync = true
  new(argv).run
end

def initialize(argv)
  @argv = argv
  @app_path              = File.expand_path(".", Dir.pwd)
  @node_modules_bin_path = ENV["WEBPACKER_NODE_MODULES_BIN_PATH"] || `yarn bin`.chomp
  @webpack_config        = File.join(@app_path, "config/webpack/#{ENV["NODE_ENV"]}.js")
  unless File.exist?(@webpack_config)
    $stderr.puts "webpack config #{@webpack_config} not found, please run 'bundle exec rails webpacker:install' to install Webpacker with default configs or add the missing config file for your custom environment."
    exit!
  end
end