diff options
Diffstat (limited to 'actionpack/lib')
-rw-r--r-- | actionpack/lib/action_dispatch/http/mime_type.rb | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/actionpack/lib/action_dispatch/http/mime_type.rb b/actionpack/lib/action_dispatch/http/mime_type.rb index c92d997a5c..a398919ca7 100644 --- a/actionpack/lib/action_dispatch/http/mime_type.rb +++ b/actionpack/lib/action_dispatch/http/mime_type.rb @@ -1,4 +1,5 @@ require 'set' +require 'singleton' require 'active_support/core_ext/module/attribute_accessors' require 'active_support/core_ext/string/starts_ends_with' @@ -27,7 +28,7 @@ module Mime class << self def [](type) return type if type.is_a?(Type) - Type.lookup_by_extension(type) || NullType.new + Type.lookup_by_extension(type) || NullType.instance end def fetch(type) @@ -292,6 +293,8 @@ module Mime end class NullType + include Singleton + def nil? true end |