27 lines
718 B
Ruby
27 lines
718 B
Ruby
module ActionMailer
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module AdvAttrAccessor #:nodoc:
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def adv_attr_accessor(*names)
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names.each do |name|
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ivar = "@#{name}"
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class_eval <<-ACCESSORS, __FILE__, __LINE__ + 1
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def #{name}=(value)
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#{ivar} = value
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end
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def #{name}(*args)
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raise ArgumentError, "expected 0 or 1 parameters" unless args.length <= 1
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if args.empty?
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#{ivar} if instance_variable_names.include?(#{ivar.inspect})
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else
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#{ivar} = args.first
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end
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end
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ACCESSORS
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self.protected_instance_variables << ivar if self.respond_to?(:protected_instance_variables)
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end
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end
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end
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end
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