Module: Barista::Extensions::ClassMethods

Defined in:
lib/barista/extensions.rb

Instance Method Summary collapse

Instance Method Details

#has_boolean_options(*names) ⇒ Object 



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# File 'lib/barista/extensions.rb', line 13

def has_boolean_options(*names)
  source = []
  names.each do |name|
    source << <<-EOM
      
      def #{name}!
        @#{name} = true
      end
      
      def #{name}?
        defined?(@#{name}) ? @#{name} : default_for_#{name}
      end
      
      def #{name}=(value)
        @#{name} = !!value
      end
      
      def default_for_#{name}
        false
      end
      
    EOM
  end
  class_eval source.join("\n"), __FILE__, __LINE__
end

#has_delegate_methods(delegate, *args) ⇒ Object 



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# File 'lib/barista/extensions.rb', line 51

def has_delegate_methods(delegate, *args)
  source = []
  args.each do |method|
    source << <<-EOM

      def #{method}(*args, &blk)
        #{delegate}.send(:#{method}, *args, &blk)
      end

    EOM
  end
  class_eval source.join("\n"), __FILE__, __LINE__
end

#has_deprecated_methods(*args) ⇒ Object 



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# File 'lib/barista/extensions.rb', line 65

def has_deprecated_methods(*args)
  source = []
  args.each do |method|
    source << <<-EOM

      def #{method}(*args, &blk)
        Barista.deprecate!(self, :#{method})
        nil
      end

    EOM
  end
  class_eval source.join("\n"), __FILE__, __LINE__
end

#has_hook_method(options) ⇒ Object 



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# File 'lib/barista/extensions.rb', line 39

def has_hook_method(options)
  source = []
  options.each_pair do |name, event|
    source << <<-EOM
      def #{name}(&blk)
        on_hook #{event.to_sym.inspect}, &blk
      end
    EOM
  end
  class_eval source.join("\n"), __FILE__, __LINE__
end