module Arel module Nodes class Binary < Arel::Nodes::Node attr_accessor :left, :right def initialize left, right @left = left @right = right end def initialize_copy other super @left = @left.clone if @left @right = @right.clone if @right end end %w{ As Assignment Between DoesNotMatch GreaterThan GreaterThanOrEqual Join LessThan LessThanOrEqual Matches NotEqual NotIn Or }.each do |name| const_set name, Class.new(Binary) end end end