diff options
Diffstat (limited to 'activerecord/lib/active_record/attributes.rb')
-rw-r--r-- | activerecord/lib/active_record/attributes.rb | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/attributes.rb b/activerecord/lib/active_record/attributes.rb new file mode 100644 index 0000000000..e4d9e89821 --- /dev/null +++ b/activerecord/lib/active_record/attributes.rb @@ -0,0 +1,37 @@ +module ActiveRecord + module Attributes + + # Returns true if the given attribute is in the attributes hash + def has_attribute?(attr_name) + _attributes.key?(attr_name) + end + + # Returns an array of names for the attributes available on this object sorted alphabetically. + def attribute_names + _attributes.keys.sort! + end + + # Returns a hash of all the attributes with their names as keys and the values of the attributes as values. + def attributes + attributes = _attributes.dup + attributes.typecast! unless _attributes.frozen? + attributes.to_h + end + + protected + + # Not to be confused with the public #attributes method, which returns a typecasted Hash. + def _attributes + @attributes + end + + def initialize_attribute_store(merge_attributes = nil) + @attributes = ActiveRecord::Attributes::Store.new + @attributes.merge!(merge_attributes) if merge_attributes + @attributes.types.merge!(self.class.attribute_types) + @attributes.aliases.merge!('id' => self.class.primary_key) unless 'id' == self.class.primary_key + @attributes + end + + end +end |