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| author | Dylan Thacker-Smith <Dylan.Smith@shopify.com> | 2017-08-29 20:12:10 -0400 |
|---|---|---|
| committer | Dylan Thacker-Smith <Dylan.Smith@shopify.com> | 2017-08-30 10:46:01 -0400 |
| commit | c342d58446defad94f26c067b19003c9941f2470 (patch) | |
| tree | 72f9899262e5e75c42b32822d2b528eb9db03f48 /activerecord/lib/active_record/persistence.rb | |
| parent | 5c2c8d8cfd7fc8ec58c906e192c1d4f305bf7095 (diff) | |
| download | rails-c342d58446defad94f26c067b19003c9941f2470.tar.gz rails-c342d58446defad94f26c067b19003c9941f2470.tar.bz2 rails-c342d58446defad94f26c067b19003c9941f2470.zip | |
activerecord: Remove a redundant mutation tracker
The extra mutation tracker was needed in Rails 5.1 to preserve the
old behaviour of `changes`, but now there is no difference
between `changes` and `changes_to_save`, so `@mutation_tracker`
can be removed.
Diffstat (limited to 'activerecord/lib/active_record/persistence.rb')
| -rw-r--r-- | activerecord/lib/active_record/persistence.rb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/persistence.rb b/activerecord/lib/active_record/persistence.rb index fbbf9082cc..b28f6e96a9 100644 --- a/activerecord/lib/active_record/persistence.rb +++ b/activerecord/lib/active_record/persistence.rb @@ -228,7 +228,7 @@ module ActiveRecord def becomes(klass) became = klass.new became.instance_variable_set("@attributes", @attributes) - became.instance_variable_set("@mutation_tracker", @mutation_tracker) if defined?(@mutation_tracker) + became.instance_variable_set("@mutations_from_database", @mutations_from_database) if defined?(@mutations_from_database) became.instance_variable_set("@changed_attributes", attributes_changed_by_setter) became.instance_variable_set("@new_record", new_record?) became.instance_variable_set("@destroyed", destroyed?) |