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method

preloaders_for_hash

Importance_0
Ruby on Rails latest stable (v5.2.3) - 0 notes - Class: Preloader
preloaders_for_hash(association, records, scope) private

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# File activerecord/lib/active_record/associations/preloader.rb, line 114
        def preloaders_for_hash(association, records, scope)
          association.flat_map { |parent, child|
            loaders = preloaders_for_one parent, records, scope

            recs = loaders.flat_map(&:preloaded_records).uniq
            loaders.concat Array.wrap(child).flat_map { |assoc|
              preloaders_on assoc, recs, scope
            }
            loaders
          }
        end
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