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-rw-r--r--activerecord/lib/active_record/enum.rb65
1 files changed, 29 insertions, 36 deletions
diff --git a/activerecord/lib/active_record/enum.rb b/activerecord/lib/active_record/enum.rb
index c0d9d9c1c8..a79bf0366b 100644
--- a/activerecord/lib/active_record/enum.rb
+++ b/activerecord/lib/active_record/enum.rb
@@ -18,10 +18,9 @@ module ActiveRecord
# conversation.archived? # => true
# conversation.status # => "archived"
#
- # # conversation.update! status: 1
+ # # conversation.status = 1
# conversation.status = "archived"
#
- # # conversation.update! status: nil
# conversation.status = nil
# conversation.status.nil? # => true
# conversation.status # => nil
@@ -75,22 +74,24 @@ module ActiveRecord
#
# Conversation.where("status <> ?", Conversation.statuses[:archived])
#
- # You can use the +:enum_prefix+ or +:enum_suffix+ options when you need
- # to define multiple enums with same values. If the passed value is +true+,
- # the methods are prefixed/suffixed with the name of the enum.
+ # You can use the +:_prefix+ or +:_suffix+ options when you need to define
+ # multiple enums with same values. If the passed value is +true+, the methods
+ # are prefixed/suffixed with the name of the enum. It is also possible to
+ # supply a custom value:
#
- # class Invoice < ActiveRecord::Base
- # enum verification: [:done, :fail], enum_prefix: true
+ # class Conversation < ActiveRecord::Base
+ # enum status: [:active, :archived], _suffix: true
+ # enum comments_status: [:active, :inactive], _prefix: :comments
# end
#
- # It is also possible to supply a custom prefix.
+ # With the above example, the bang and predicate methods along with the
+ # associated scopes are now prefixed and/or suffixed accordingly:
#
- # class Invoice < ActiveRecord::Base
- # enum verification: [:done, :fail], enum_prefix: :verification_status
- # end
+ # conversation.active_status!
+ # conversation.archived_status? # => false
#
- # Note that <tt>:enum_prefix</tt>/<tt>:enum_suffix</tt> are reserved keywords
- # and can not be used as an enum name.
+ # conversation.comments_inactive!
+ # conversation.comments_active? # => false
module Enum
def self.extended(base) # :nodoc:
@@ -137,8 +138,8 @@ module ActiveRecord
def enum(definitions)
klass = self
- enum_prefix = definitions.delete(:enum_prefix)
- enum_suffix = definitions.delete(:enum_suffix)
+ enum_prefix = definitions.delete(:_prefix)
+ enum_suffix = definitions.delete(:_suffix)
definitions.each do |name, values|
# statuses = { }
enum_values = ActiveSupport::HashWithIndifferentAccess.new
@@ -203,30 +204,22 @@ module ActiveRecord
def detect_enum_conflict!(enum_name, method_name, klass_method = false)
if klass_method && dangerous_class_method?(method_name)
- raise ArgumentError, ENUM_CONFLICT_MESSAGE % {
- enum: enum_name,
- klass: self.name,
- type: 'class',
- method: method_name,
- source: 'Active Record'
- }
+ raise_conflict_error(enum_name, method_name, type: 'class')
elsif !klass_method && dangerous_attribute_method?(method_name)
- raise ArgumentError, ENUM_CONFLICT_MESSAGE % {
- enum: enum_name,
- klass: self.name,
- type: 'instance',
- method: method_name,
- source: 'Active Record'
- }
+ raise_conflict_error(enum_name, method_name)
elsif !klass_method && method_defined_within?(method_name, _enum_methods_module, Module)
- raise ArgumentError, ENUM_CONFLICT_MESSAGE % {
- enum: enum_name,
- klass: self.name,
- type: 'instance',
- method: method_name,
- source: 'another enum'
- }
+ raise_conflict_error(enum_name, method_name, source: 'another enum')
end
end
+
+ def raise_conflict_error(enum_name, method_name, type: 'instance', source: 'Active Record')
+ raise ArgumentError, ENUM_CONFLICT_MESSAGE % {
+ enum: enum_name,
+ klass: self.name,
+ type: type,
+ method: method_name,
+ source: source
+ }
+ end
end
end