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30990006a9
This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
24 lines
682 B
Ruby
24 lines
682 B
Ruby
# frozen_string_literal: true
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# perf fixes, review for each rails upgrade.
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# This speeds up calls to present? and blank? on model instances
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# Eg: Topic.new.blank? (which is always false) and so on.
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#
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# Per: https://gist.github.com/SamSaffron/c8bbc8c7b6bf3b0148760c887df18b55
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# Comparison:
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# fast present: 25253295.0 i/s
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# fast present 2: 24623199.7 i/s - same-ish: difference falls within error
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# slow present: 335003.0 i/s - 75.38x slower
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# slow present 2: 275212.8 i/s - 91.76x slower
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#
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# raised with rails at: https://github.com/rails/rails/issues/35059
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class ActiveRecord::Base
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def present?
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true
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end
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def blank?
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false
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end
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end
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