method
collapse_wheres
collapse_wheres(arel, wheres)
private
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# File activerecord/lib/active_record/relation/query_methods.rb, line 879 def collapse_wheres(arel, wheres) predicates = wheres.map do |where| next where if ::Arel::Nodes::Equality === where where = Arel.sql(where) if String === where Arel::Nodes::Grouping.new(where) end arel.where(Arel::Nodes::And.new(predicates)) if predicates.present? end