require 'yaml'

class SeleniumOnRailsConfig
  @@defaults = {:environments => ['test']}
  def self.get var, default = nil
    value = configs[var.to_s]
    value ||= @@defaults[var]
    value ||= default
    value ||= yield if block_given?
    value
  end

  private
    def self.configs
      unless defined? @@configs
        file = File.expand_path(File.dirname(__FILE__) + '/../config.yml')
        @@configs = File.exist?(file) ? YAML.load_file(file) : {}
      end
      @@configs
    end

end