diff options
Diffstat (limited to 'actionpack/lib/action_dispatch/http/headers.rb')
-rw-r--r-- | actionpack/lib/action_dispatch/http/headers.rb | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/actionpack/lib/action_dispatch/http/headers.rb b/actionpack/lib/action_dispatch/http/headers.rb index 505d5560b1..a3bb25f75a 100644 --- a/actionpack/lib/action_dispatch/http/headers.rb +++ b/actionpack/lib/action_dispatch/http/headers.rb @@ -1,5 +1,3 @@ -require 'active_support/memoizable' - module ActionDispatch module Http class Headers < ::Hash @@ -16,17 +14,18 @@ module ActionDispatch end def [](header_name) - if include?(header_name) - super - else - super(env_name(header_name)) - end + super env_name(header_name) + end + + def fetch(header_name, default=nil, &block) + super env_name(header_name), default, &block end private - # Converts a HTTP header name to an environment variable name. + # Converts a HTTP header name to an environment variable name if it is + # not contained within the headers hash. def env_name(header_name) - @@env_cache[header_name] + include?(header_name) ? header_name : @@env_cache[header_name] end end end |