guard_inspect_key() public

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# File lib/pp.rb, line 110
    def guard_inspect_key
      if Thread.current[InspectKey] == nil
        Thread.current[InspectKey] = []
      end

      save = Thread.current[InspectKey]

      begin
        Thread.current[InspectKey] = []
        yield
      ensure
        Thread.current[InspectKey] = save
      end
    end
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