50 lines
904 B
Ruby
50 lines
904 B
Ruby
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# encoding: utf-8
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module Memoizable
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# Methods mixed in to memoizable instances
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module InstanceMethods
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# Freeze the object
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#
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# @example
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# object.freeze # object is now frozen
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#
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# @return [Object]
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#
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# @api public
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def freeze
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memoized_method_cache # initialize method cache
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super
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end
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# Sets a memoized value for a method
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#
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# @example
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# object.memoize(hash: 12345)
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#
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# @param [Hash{Symbol => Object}] data
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# the data to memoize
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#
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# @return [self]
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#
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# @api public
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def memoize(data)
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data.each { |name, value| memoized_method_cache[name] = value }
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self
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end
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private
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# The memoized method results
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#
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# @return [Hash]
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#
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# @api private
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def memoized_method_cache
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@_memoized_method_cache ||= Memory.new
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end
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end # InstanceMethods
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end # Memoizable
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