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method

collapse_wheres

Importance_0
Ruby on Rails latest stable (v4.0.2) - 0 notes - Class: ActiveRecord::QueryMethods
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
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