module Configurate; module Provider
  # This provides a basic {#lookup} method for other providers to build
  # upon. Childs are expected to define +lookup_path(path, *args)+.
  # The method should return nil if the setting
  # wasn't found and {#lookup} will raise an {SettingNotFoundError} in that
  # case.
  class Base
    def lookup(*args)
      result = lookup_path(*args)
      return result unless result.nil?
      raise Configurate::SettingNotFoundError, "The setting #{args.first} was not found"
    end
  end
end; end

require 'configurate/provider/yaml'
require 'configurate/provider/env'
require 'configurate/provider/dynamic'