method

normalize

v5.0.0.1 - Show latest stable - 0 notes - Class: ISO8601Serializer

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normalize() private

Return pair of duration’s parts and whole duration sign. Parts are summarized (as they can become repetitive due to addition, etc). Zero parts are removed as not significant. If all parts are negative it will negate all of them and return minus as a sign.

Show source

# File activesupport/lib/active_support/duration/iso8601_serializer.rb, line 37
        def normalize
          parts = @duration.parts.each_with_object(Hash.new(0)) do |(k,v),p|
            p[k] += v  unless v.zero?
          end
          # If all parts are negative - let's make a negative duration
          sign = ''
          if parts.values.all? { |v| v < 0 }
            sign = '-'
            parts.transform_values!(&:-@)
          end
          [parts, sign]
        end

normalize

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