Module: ActionService::Invocation::InstanceMethods

Defined in:
lib/action_service/invocation.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.append_features(base) ⇒ Object 



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# File 'lib/action_service/invocation.rb', line 94

def self.append_features(base)
  super
  base.class_eval do
    alias_method :perform_invocation_without_interception, :perform_invocation
    alias_method :perform_invocation, :perform_invocation_with_interception
  end
end

Instance Method Details

#after_invocation(name, args, result) ⇒ Object 



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# File 'lib/action_service/invocation.rb', line 132

def after_invocation(name, args, result)
  call_interceptors(self.class.after_invocation_interceptors, [name, args, result])
end

#before_invocation(name, args, &block) ⇒ Object 



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# File 'lib/action_service/invocation.rb', line 128

def before_invocation(name, args, &block)
  call_interceptors(self.class.before_invocation_interceptors, [name, args], &block)
end

#perform_invocation(invocation) ⇒ Object 



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# File 'lib/action_service/invocation.rb', line 109

def perform_invocation(invocation)
  if invocation.concrete?
    unless self.respond_to?(invocation.method_name) && self.class.has_export?(invocation.method_name)
      raise InvocationError, "no such exported method '#{invocation.method_name}'"
    end
  end
  params = invocation.params
  if invocation.concrete? || invocation.unexported_concrete?
    self.send(invocation.method_name, *params)
  else
    if invocation.block
      params = invocation.block_params + params
      invocation.block.call(invocation.public_method_name, *params)
    else
      self.send(invocation.method_name, *params)
    end
  end
end

#perform_invocation_with_interception(invocation, &block) ⇒ Object 



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# File 'lib/action_service/invocation.rb', line 102

def perform_invocation_with_interception(invocation, &block)
  return if before_invocation(invocation.method_name, invocation.params, &block) == false
  result = perform_invocation_without_interception(invocation)
  after_invocation(invocation.method_name, invocation.params, result)
  result
end