Simplify uses of defined?#3561
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If an instance variable isn't defined it will always return nil.
tachyons
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Jan 6, 2023
| return @excluded if defined?(@excluded) | ||
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| @excluded = !RailsAdmin::AbstractModel.all.collect(&:model_name).include?(abstract_model.try(:model_name)) | ||
| @excluded ||= !RailsAdmin::AbstractModel.all.collect(&:model_name).include?(abstract_model.try(:model_name)) |
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Is the behaviour change here intended? This change removes the benefit of memoisation when the result is falsely.
Ref: http://gavinmiller.io/2013/advanced-memoization-in-ruby/
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Good catch. No that is not intended. If you put up a PR I'll approve, otherwise I'll try to get to it later today.
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If an instance variable isn't defined it will always return nil.