Module: BusinessRules::ClassMethods

Defined in:
lib/business_rules.rb

Instance Method Summary collapse

Instance Method Details

#business_rules ⇒ Object 



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# File 'lib/business_rules.rb', line 8

def business_rules
  @business_rules ||= {}
end

#define_business_rules_for(name, &block) ⇒ Object 



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# File 'lib/business_rules.rb', line 12

def define_business_rules_for(name, &block)
  self.class_eval { include InstanceMethods }

  business_rules[name] = block

  self.business_rules.keys.each do |method_id|
    method_name = method_id.to_s.gsub(/\?/,'')
    self.class_eval <<-CODE
      def #{method_name}(reload=false)
        @#{method_name} = nil if reload
        @#{method_name} ||= validate_business_rules(:"#{method_name}")
      end
      alias_method :"#{method_name}?", :"#{method_name}"
    CODE
  end
end