diff options
Diffstat (limited to 'activerecord/lib/active_record/attribute_methods/read.rb')
-rw-r--r-- | activerecord/lib/active_record/attribute_methods/read.rb | 27 |
1 files changed, 9 insertions, 18 deletions
diff --git a/activerecord/lib/active_record/attribute_methods/read.rb b/activerecord/lib/active_record/attribute_methods/read.rb index 7b7e37884b..8c1cc128f7 100644 --- a/activerecord/lib/active_record/attribute_methods/read.rb +++ b/activerecord/lib/active_record/attribute_methods/read.rb @@ -82,25 +82,16 @@ module ActiveRecord # it has been typecast (for example, "2004-12-12" in a date column is cast # to a date object, like Date.new(2004, 12, 12)). def read_attribute(attr_name) - # If it's cached, just return it - # We use #[] first as a perf optimization for non-nil values. See https://gist.github.com/jonleighton/3552829. name = attr_name.to_s - @attributes[name] || @attributes.fetch(name) { - column = @column_types_override[name] if @column_types_override - column ||= @column_types[name] - - return @raw_attributes.fetch(name) { - if name == 'id' && self.class.primary_key != name - read_attribute(self.class.primary_key) - end - } unless column - - value = @raw_attributes.fetch(name) { - return block_given? ? yield(name) : nil - } - - @attributes[name] = column.type_cast_from_database(value) - } + @attributes.fetch(name) { + if name == 'id' + return read_attribute(self.class.primary_key) + elsif block_given? && self.class.columns_hash.key?(name) + return yield(name) + else + return nil + end + }.value end private |