diff options
Diffstat (limited to 'activerecord/lib/active_record')
| -rw-r--r-- | activerecord/lib/active_record/enum.rb | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/enum.rb b/activerecord/lib/active_record/enum.rb index 1d484f7c15..c042a2f232 100644 --- a/activerecord/lib/active_record/enum.rb +++ b/activerecord/lib/active_record/enum.rb @@ -1,5 +1,6 @@ module ActiveRecord - # Declare an enum attribute where the values map to integers in the database, but can be queried by name. Example: + # Declare an enum attribute where the values map to integers in the database, + # but can be queried by name. Example: # # class Conversation < ActiveRecord::Base # enum status: [ :active, :archived ] @@ -23,6 +24,10 @@ module ActiveRecord # conversation.status.nil? # => true # conversation.status # => nil # + # Scopes based on the allowed values of the enum field will be provided + # as well. With the above example, it will create an +active+ and +archived+ + # scope. + # # You can set the default value from the database declaration, like: # # create_table :conversations do |t| @@ -67,7 +72,7 @@ module ActiveRecord _enum_methods_module.module_eval do # def status=(value) self[:status] = STATUS[value] end define_method("#{name}=") { |value| - unless enum_values.has_key?(value) || value.blank? + unless enum_values.has_key?(value) || enum_values.has_value?(value) || value.blank? raise ArgumentError, "'#{value}' is not a valid #{name}" end self[name] = enum_values[value] |