diff options
Diffstat (limited to 'lib/active_relation/relations/alias.rb')
| -rw-r--r-- | lib/active_relation/relations/alias.rb | 56 |
1 files changed, 27 insertions, 29 deletions
diff --git a/lib/active_relation/relations/alias.rb b/lib/active_relation/relations/alias.rb index 2d1b9c1476..63a92ccba1 100644 --- a/lib/active_relation/relations/alias.rb +++ b/lib/active_relation/relations/alias.rb @@ -1,36 +1,34 @@ module ActiveRelation - module Relations - class Alias < Compound - attr_reader :alias - alias_method :name, :alias - - def initialize(relation, aliaz) - @relation, @alias = relation, aliaz - end - - def attributes - relation.attributes.collect(&method(:substitute)) - end + class Alias < Compound + attr_reader :alias + alias_method :name, :alias - def ==(other) - relation == other.relation and self.alias == other.alias - end - - protected - def table_sql - "#{quote_table_name(relation.name)} AS #{quote_table_name(@alias)}" - end - - def attribute(name) - if unaliased_attribute = relation[name] - substitute(unaliased_attribute) - end - end + def initialize(relation, aliaz) + @relation, @alias = relation, aliaz + end - private - def substitute(attribute) - Primitives::Attribute.new(self, attribute.name, attribute.alias) + def attributes + relation.attributes.collect(&method(:substitute)) + end + + def ==(other) + relation == other.relation and self.alias == other.alias + end + + protected + def table_sql + "#{quote_table_name(relation.name)} AS #{quote_table_name(@alias)}" + end + + def attribute(name) + if unaliased_attribute = relation[name] + substitute(unaliased_attribute) end end + + private + def substitute(attribute) + Attribute.new(self, attribute.name, attribute.alias) + end end end
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