Class: ActiveSupport::Duration::ISO8601Serializer
- Defined in:
- lib/active_support/duration/iso8601_serializer.rb
Overview
Serializes duration to string according to ISO 8601 Duration format.
Instance Method Summary collapse
-
#initialize(duration, precision: nil) ⇒ ISO8601Serializer
constructor
A new instance of ISO8601Serializer.
-
#serialize ⇒ Object
Builds and returns output string.
Constructor Details
#initialize(duration, precision: nil) ⇒ ISO8601Serializer
Returns a new instance of ISO8601Serializer.
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# File 'lib/active_support/duration/iso8601_serializer.rb', line 8 def initialize(duration, precision: nil) @duration = duration @precision = precision end |
Instance Method Details
#serialize ⇒ Object
Builds and returns output string.
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# File 'lib/active_support/duration/iso8601_serializer.rb', line 14 def serialize output = 'P' parts, sign = normalize output << "#{parts[:years]}Y" if parts.key?(:years) output << "#{parts[:months]}M" if parts.key?(:months) output << "#{parts[:weeks]}W" if parts.key?(:weeks) output << "#{parts[:days]}D" if parts.key?(:days) time = '' time << "#{parts[:hours]}H" if parts.key?(:hours) time << "#{parts[:minutes]}M" if parts.key?(:minutes) if parts.key?(:seconds) time << "#{sprintf(@precision ? "%0.0#{@precision}f" : '%g', parts[:seconds])}S" end output << "T#{time}" if time.present? "#{sign}#{output}" end |