associated_table

# File activerecord/lib/active_record/table_metadata.rb, line 29
    def associated_table(table_name)
      reflection = klass._reflect_on_association(table_name) || klass._reflect_on_association(table_name.singularize)

      if !reflection && table_name == arel_table.name
        return self
      end

      if reflection
        association_klass = reflection.klass unless reflection.polymorphic?
      elsif block_given?
        association_klass = yield table_name
      end

      if association_klass
        arel_table = association_klass.arel_table
        arel_table = arel_table.alias(table_name) if arel_table.name != table_name
        TableMetadata.new(association_klass, arel_table, reflection)
      else
        type_caster = TypeCaster::Connection.new(klass, table_name)
        arel_table = Arel::Table.new(table_name, type_caster: type_caster)
        TableMetadata.new(nil, arel_table, reflection)
      end
    end