module Arel module Compatibility # :nodoc: class Wheres # :nodoc: include Enumerable module Value # :nodoc: attr_accessor :visitor def value visitor.accept self end def name super.to_sym end end def initialize engine, collection @engine = engine @collection = collection end def each to_sql = Visitors::ToSql.new @engine @collection.each { |c| c.extend(Value) c.visitor = to_sql yield c } end end end end