diff options
| -rw-r--r-- | lib/arel/algebra/attributes/attribute.rb | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/lib/arel/algebra/attributes/attribute.rb b/lib/arel/algebra/attributes/attribute.rb index 5b391f86b0..16124abcc4 100644 --- a/lib/arel/algebra/attributes/attribute.rb +++ b/lib/arel/algebra/attributes/attribute.rb @@ -4,12 +4,17 @@ module Arel class TypecastError < StandardError ; end class Attribute attr_reader :relation, :name, :alias, :ancestor, :hash + attr_reader :history, :root def initialize(relation, name, options = {}) @relation = relation # this is actually a table (I think) @name = name @alias = options[:alias] @ancestor = options[:ancestor] + @history = [self] + (@ancestor ? @ancestor.history : []) + @root = @history.last + @original_relation = nil + @original_attribute = nil # FIXME: I think we can remove this eventually @hash = name.hash + root.relation.class.hash @@ -58,10 +63,6 @@ module Arel bind(relation) end - def history - @history ||= [self] + (ancestor ? ancestor.history : []) - end - def join? relation.join? end |