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Promise

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LazyList::MemoPromise

A promise that can be evaluated on demand (if forced), that caches its value.

Public Instance Methods

__value__() click to toggle source

Return the value of this Promise and memoize it for later access. 

# File lib/lazylist.rb, line 45
    def __value__
      if defined?(@value)
        @value
      else
        @value = super
      end
    end

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