Class: Aquarium::Aspects::AfterAdviceChainNode

Inherits:
AdviceChainNode show all
Defined in:
lib/aquarium/aspects/advice.rb

Constant Summary

Constants inherited from AdviceChainNode

Aquarium::Aspects::AdviceChainNode::NIL_OBJECT

Instance Method Summary collapse

Methods inherited from AdviceChainNode

#call, #call_advice, #each, #empty?, #invoke_original_join_point, #last, #size

Constructor Details

#initialize(options = {}) ⇒ AfterAdviceChainNode

Returns a new instance of AfterAdviceChainNode.



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# File 'lib/aquarium/aspects/advice.rb', line 231

def initialize options = {}
  super options
end

Instance Method Details

#advice_wrapper(jp) ⇒ Object 



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# File 'lib/aquarium/aspects/advice.rb', line 234

def advice_wrapper jp
  # call_advice is invoked in each bloc, rather than once in an "ensure" clause, so the invocation in 
  # the rescue clause can allow the advice to change the exception that will be raised.
  begin
    returned_value = next_node.call jp
    update_current_context jp
    jp.context.advice_kind = :after
    jp.context.returned_value = returned_value
    call_advice jp
    result = jp.context.returned_value   # allow advice to modify the returned value
    reset_current_context jp
    result
  rescue Object => raised_exception
    update_current_context jp
    jp.context.advice_kind = :after
    jp.context.raised_exception = raised_exception
    call_advice jp
    raised_exception = jp.context.raised_exception   # allow advice to modify the raised exception
    reset_current_context jp
    raise raised_exception
  end
end