diff options
| -rw-r--r-- | actionpack/lib/action_dispatch/http/cache.rb | 30 |
1 files changed, 19 insertions, 11 deletions
diff --git a/actionpack/lib/action_dispatch/http/cache.rb b/actionpack/lib/action_dispatch/http/cache.rb index 0b895e7860..647a9e3c19 100644 --- a/actionpack/lib/action_dispatch/http/cache.rb +++ b/actionpack/lib/action_dispatch/http/cache.rb @@ -86,21 +86,29 @@ module ActionDispatch CACHE_CONTROL = "Cache-Control".freeze SPESHUL_KEYS = %w[extras no-cache max-age public must-revalidate] + def cache_control_segments + if cache_control = self[CACHE_CONTROL] + cache_control.delete(' ').split(',') + else + [] + end + end + def cache_control_headers cache_control = {} - if cc = self[CACHE_CONTROL] - cc.delete(' ').split(',').each do |segment| - directive, argument = segment.split('=', 2) - case directive - when *SPESHUL_KEYS - key = directive.tr('-', '_') - cache_control[key.to_sym] = argument || true - else - cache_control[:extras] ||= [] - cache_control[:extras] << segment - end + + cache_control_segments.each do |segment| + directive, argument = segment.split('=', 2) + + if SPESHUL_KEYS.include? directive + key = directive.tr('-', '_') + cache_control[key.to_sym] = argument || true + else + cache_control[:extras] ||= [] + cache_control[:extras] << segment end end + cache_control end |