method
from_session_value
v7.1.3.4 -
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Class: ActionDispatch::Flash::FlashHash
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from_session_value(value)
public
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# File actionpack/lib/action_dispatch/middleware/flash.rb, line 115 def self.from_session_value(value) # :nodoc: case value when FlashHash # Rails 3.1, 3.2 flashes = value.instance_variable_get(:@flashes) if discard = value.instance_variable_get(:@used) flashes.except!(*discard) end new(flashes, flashes.keys) when Hash # Rails 4.0 flashes = value["flashes"] if discard = value["discard"] flashes.except!(*discard) end new(flashes, flashes.keys) else new end end