Class: Tengu::Receiver

Inherits:
Object
  • Object
show all
Defined in:
lib/tengu/receiver.rb

Instance Method Summary collapse

Constructor Details

#initialize(message) ⇒ Receiver

Returns a new instance of Receiver.



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# File 'lib/tengu/receiver.rb', line 5

def initialize(message)
  @message = message
  @args = nil
  @return = nil
end

Instance Method Details

#and_return(return_value) ⇒ Object 



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# File 'lib/tengu/receiver.rb', line 16

def and_return(return_value)
  @return = return_value
  self
end

#setup_allow(runner, object) ⇒ Object 



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# File 'lib/tengu/receiver.rb', line 21

def setup_allow(runner, object)
  unless object.respond_to?(:_tengu_received?)
    object.instance_eval do
      define_singleton_method(:_tengu_received) do
        @_tengu_received ||= Hash.new { |hash, key| hash[key] = [] }
      end

      define_singleton_method(:_tengu_received?) do |message, args = []|
        if args.length > 0
          _tengu_received[message] && _tengu_received[message].include?(args)
        else
          _tengu_received.keys.include?(message)
        end
      end
    end
  end

  message = @message
  return_value = @return
  if object.is_a? Tengu::Double
    object.instance_eval do
      define_singleton_method message, -> (*args) { _tengu_received[message] << args; return_value }
    end
  else
    original_method = object.method(@message.to_sym)
    runner.record_override(object, original_method)
    object.instance_eval do
      define_singleton_method message, -> (*args) { _tengu_received[message] << args; return_value }
    end
  end
end

#with(*args) ⇒ Object 



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# File 'lib/tengu/receiver.rb', line 11

def with(*args)
  @args = args
  self
end