require 'aspectr'
class Verbose < AspectR::Aspect
def describe(method_sym, object, *args)
"#{object.inspect}.#{method_sym}(#{args.join(",")})"
end
def before(method_sym, object, return_value, *args)
puts "About to call #{describe(method_sym, object, *args)}."
end
def after(method_sym, object, return_value, *args)
puts "#{describe(method_sym, object, *args)} has returned " +
return_value.inspect + '.'
end
end
verbose = Verbose.new
stack = []
verbose.wrap(stack, :before, :after, :push, :pop)
p stack.push(10)
p stack.pop
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