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-rw-r--r--activerecord/lib/active_record/locking/pessimistic.rb17
1 files changed, 10 insertions, 7 deletions
diff --git a/activerecord/lib/active_record/locking/pessimistic.rb b/activerecord/lib/active_record/locking/pessimistic.rb
index 263e2a5f7f..5d1d15c94d 100644
--- a/activerecord/lib/active_record/locking/pessimistic.rb
+++ b/activerecord/lib/active_record/locking/pessimistic.rb
@@ -1,3 +1,5 @@
+# frozen_string_literal: true
+
module ActiveRecord
module Locking
# Locking::Pessimistic provides support for row-level locking using
@@ -51,8 +53,8 @@ module ActiveRecord
# end
#
# Database-specific information on row locking:
- # MySQL: http://dev.mysql.com/doc/refman/5.7/en/innodb-locking-reads.html
- # PostgreSQL: http://www.postgresql.org/docs/current/interactive/sql-select.html#SQL-FOR-UPDATE-SHARE
+ # MySQL: https://dev.mysql.com/doc/refman/5.7/en/innodb-locking-reads.html
+ # PostgreSQL: https://www.postgresql.org/docs/current/interactive/sql-select.html#SQL-FOR-UPDATE-SHARE
module Pessimistic
# Obtain a row lock on this record. Reloads the record to obtain the requested
# lock. Pass an SQL locking clause to append the end of the SELECT statement
@@ -60,13 +62,14 @@ module ActiveRecord
# the locked record.
def lock!(lock = true)
if persisted?
- if changed?
- ActiveSupport::Deprecation.warn(<<-MSG.squish)
- Locking a record with unpersisted changes is deprecated and will raise an
- exception in Rails 5.2. Use `save` to persist the changes, or `reload` to
- discard them explicitly.
+ if has_changes_to_save?
+ raise(<<-MSG.squish)
+ Locking a record with unpersisted changes is not supported. Use
+ `save` to persist the changes, or `reload` to discard them
+ explicitly.
MSG
end
+
reload(lock: lock)
end
self