wip: add steep and RBS

lib/dyndnsd.rb

@@ -276,7 +276,7 @@ module Dyndnsd
         reporter = Metriks::Reporter::Graphite.new(host, port, options)
         reporter.start
       elsif config['textfile']
-        file = config['textfile']['file'] || '/tmp/dyndnsd-metrics.prom'
+        file = (config['textfile']['file'] || '/tmp/dyndnsd-metrics.prom').to_s
         options = {}
         options[:prefix] = config['textfile']['prefix'] if config['textfile']['prefix']
         reporter = Dyndnsd::TextfileReporter.new(file, options)

lib/dyndnsd/responder/dyndns_style.rb

@@ -33,6 +33,7 @@ module Dyndnsd
         when 422
           error_response_map[headers['X-DynDNS-Response']]
         end
+        # TODO: possible nil response!
       end
 
       # @param status_code [Integer]
@@ -46,6 +47,7 @@ module Dyndnsd
         when 401
           [status_code, headers, ['badauth']]
         end
+        # TODO: possible nil response!
       end
 
       # @param changes [Array<Symbol>]

lib/dyndnsd/responder/rest_style.rb

@@ -33,6 +33,7 @@ module Dyndnsd
         when 422
           error_response_map[headers['X-DynDNS-Response']]
         end
+        # TODO: possible nil response!
       end
 
       # @param status_code [Integer]
@@ -46,6 +47,7 @@ module Dyndnsd
         when 401
           [status_code, headers, ['Unauthorized']]
         end
+        # TODO: possible nil response!
       end
 
       # @param changes [Array<Symbol>]

lib/dyndnsd/textfile_reporter.rb

@@ -91,7 +91,7 @@ module Dyndnsd
       end
     end
 
-    # @param file [String]
+    # @param file [File]
     # @param base_name [String]
     # @param metric [Object]
     # @param keys [Array<Symbol>]