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Add some implementation docs. closes #3298. closes #2509.

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1 parent e5d0bb2 commit 2cb2ca68b1973ddd202b094599521e4adc39a217 @josevalim josevalim committed Oct 12, 2011
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  1. +4 −0 actionpack/lib/action_dispatch/middleware/flash.rb
@@ -70,6 +70,10 @@ def notice=(message)
end
end
+ # Implementation detail: please do not change the signature of the
+ # FlashHash class. Doing that will likely affect all Rails apps in
+ # production as the FlashHash currently stored in their sessions will
+ # become invalid.
class FlashHash
include Enumerable

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