ruby-concurrency / concurrent-ruby / #2835

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#2835

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jdantonio 
Merge pull request #158 from obrok/promise-composition

Promise composition

2 of 15 new or added lines in 1 file covered. (13.33%)

1514 existing lines in 84 files now uncovered.

1375 of 3042 relevant lines covered (45.2%)

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33.33
/lib/concurrent/atomic_reference/numeric_cas_wrapper.rb
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module Concurrent
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  # Special "compare and set" handling of numeric values.










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  module AtomicNumericCompareAndSetWrapper




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    # @!macro atomic_reference_method_compare_and_set










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    def compare_and_set(old_value, new_value)




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      if old_value.kind_of? Numeric




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        while true




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          old = get




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          return false unless old.kind_of? Numeric




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          return false unless old == old_value




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          result = _compare_and_set(old, new_value)




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          return result if result




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        end










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      else











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        _compare_and_set(old_value, new_value)




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      end










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    end










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    alias_method :compare_and_swap, :compare_and_set




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  end










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end
























    

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