require 'yaml'
require 'active_support/core_ext/hash/indifferent_access'

module Pears
  module Provider
    # Used for loading simple YAML file locally.
    class LocalFile < Base
      def initialize(file_path,  on_failure: :raise)
        yaml_data = File.read(file_path)
        @data = parse_yaml(yaml_data)
      rescue Errno::ENOENT,
          Pears::InvalidProviderData => error
        if on_failure == :null
          @data = {}
        else
          raise error
        end
      end
    end
  end
end