Module: GreenPepper::FreeText

Defined in:
lib/greenpepper/freetext.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



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# File 'lib/greenpepper/freetext.rb', line 11

def self.included(base)
  # In ruby 1.8.x, class variables scopes are a little too permisive. 
  # This prevents us from reusing the same name for for all 
  # actions. So we define a variable with a unique name to avoid a variable 
  # clash.
  base.send :class_variable_set, "@@gp_actions_#{base}", []

  base.class_eval {
    def self.actions
      self.send :class_variable_get, "@@gp_actions_#{self}"
    end

    def self.add_action(action)
      actions << action
    end

    def self.GivenVanilla(regex, &block) 
      self.add_action GivenKeyword.new(regex, block, false) 
    end

    def self.Given(regex, &block) 
      self.add_action GivenKeyword.new(regex, block, true) 
    end

    def self.WhenVanilla(regex, &block) 
      self.add_action WhenKeyword.new(regex, block, false) 
    end

    def self.When(regex, &block) 
      self.add_action WhenKeyword.new(regex, block, true) 
    end

    def self.AskVanilla(regex, &block)
      self.add_action AskKeyword.new(regex, block, false)
    end

    def self.Ask(regex, &block)
      self.add_action AskKeyword.new(regex, block, true)
    end

    def self.CheckVanilla(regex, &block)
      self.add_action CheckKeyword.new(regex, block, false)
    end

    def self.Check(regex, &block)
      self.add_action CheckKeyword.new(regex, block, true)
    end

    def self.ThenVanilla(regex, &block)
      self.add_action ThenKeyword.new(regex, block, false)
    end

    def self.Then(regex, &block)
      self.add_action ThenKeyword.new(regex, block, true)
    end
  }
end

Instance Method Details

#call_method(keyword, args) ⇒ Object 



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# File 'lib/greenpepper/freetext.rb', line 83

def call_method(keyword, args)
  # Set the gp_current_method to be the block so we can call it
  # as an instance method and not as a class method.
  self.class.send :define_method, "gp_current_method", keyword.block
  keyword.result = gp_current_method(*args)
end

#greenpepper_map_action(action) ⇒ Object

Maps the specified action to the correct block of code and executes it.



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# File 'lib/greenpepper/freetext.rb', line 70

def greenpepper_map_action(action)
  actions = self.class.send(:class_variable_get, "@@gp_actions_#{self.class}")
  actions.each{ |keyword| 
    if keyword.match?(action)
      args = keyword.args(action)

      call_method(keyword, args)
      return keyword
    end
  }
  raise GreenPepperUnknownActionError.new action
end