Flowdock
method

grouped_records

Importance_0
grouped_records(association, records) private

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# File activerecord/lib/active_record/associations/preloader.rb, line 148
        def grouped_records(association, records)
          h = {}
          records.each do |record|
            next unless record
            assoc = record.association(association)
            next unless assoc.klass
            klasses = h[assoc.reflection] ||= {}
            (klasses[assoc.klass] ||= []) << record
          end
          h
        end
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