module Fog
  module Errors

    class Error < StandardError
      attr_accessor :verbose

      def self.slurp(error, message = nil)
        new_error = new(message)
        new_error.set_backtrace(error.backtrace)
        new_error.verbose = error.message
        new_error
      end
    end

    class MockNotImplemented < Fog::Errors::Error; end

    class NotFound < Fog::Errors::Error; end

    # @return [String] The error message that will be raised, if credentials cannot be found
    def self.missing_credentials
      missing_credentials_message = <<-YML
Missing Credentials

To run as '#{Fog.credential}', add the following to your resource config file: #{Fog.credentials_path}
An alternate file may be used by placing its path in the FOG_RC environment variable

#######################################################
# Fog Credentials File
#
# Key-value pairs should look like:
# :aws_access_key_id:                 022QF06E7MXBSAMPLE
:#{Fog.credential}:
  :aws_access_key_id:
  :aws_secret_access_key:
  :bluebox_api_key:
  :bluebox_customer_id:
  :brightbox_client_id:
  :brightbox_secret:
  :go_grid_api_key:
  :go_grid_shared_secret:
  :google_storage_access_key_id:
  :google_storage_secret_access_key:
  :linode_api_key:
  :local_root:
  :new_servers_password:
  :new_servers_username:
  :public_key_path:
  :private_key_path:
  :rackspace_api_key:
  :rackspace_username:
  :rackspace_servicenet:
  :rackspace_cdn_ssl:
  :slicehost_password:
  :stormondemand_username:
  :stormondemand_password:
  :terremark_username:
  :terremark_password:
  :voxel_api_key:
  :voxel_api_secret:
  :zerigo_email:
  :zerigo_token:
  :dnsimple_email:
  :dnsimple_password:
#
# End of Fog Credentials File
#######################################################

    YML
    raise(LoadError.new(missing_credentials_message))
  end

  end
end