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-rw-r--r--activerecord/lib/active_record/associations/belongs_to_association.rb16
-rw-r--r--activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb4
-rw-r--r--activerecord/lib/active_record/associations/builder/belongs_to.rb4
-rw-r--r--activerecord/lib/active_record/associations/preloader.rb1
4 files changed, 1 insertions, 24 deletions
diff --git a/activerecord/lib/active_record/associations/belongs_to_association.rb b/activerecord/lib/active_record/associations/belongs_to_association.rb
index 3d4ad1dd5b..544aec5e8b 100644
--- a/activerecord/lib/active_record/associations/belongs_to_association.rb
+++ b/activerecord/lib/active_record/associations/belongs_to_association.rb
@@ -50,11 +50,8 @@ module ActiveRecord
def replace(record)
if record
raise_on_type_mismatch!(record)
- update_counters_on_replace(record)
set_inverse_instance(record)
@updated = true
- else
- decrement_counters
end
replace_keys(record)
@@ -80,19 +77,6 @@ module ActiveRecord
reflection.counter_cache_column && owner.persisted?
end
- def update_counters_on_replace(record)
- if require_counter_update? && different_target?(record)
- owner.instance_variable_set :@_after_replace_counter_called, true
- record.increment!(reflection.counter_cache_column, touch: reflection.options[:touch])
- decrement_counters
- end
- end
-
- # Checks whether record is different to the current target, without loading it
- def different_target?(record)
- record._read_attribute(primary_key(record)) != owner._read_attribute(reflection.foreign_key)
- end
-
def replace_keys(record)
owner[reflection.foreign_key] = record ? record._read_attribute(primary_key(record)) : nil
end
diff --git a/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb b/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb
index 3fd2fb5f67..9ae452e7a1 100644
--- a/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb
+++ b/activerecord/lib/active_record/associations/belongs_to_polymorphic_association.rb
@@ -19,10 +19,6 @@ module ActiveRecord
owner[reflection.foreign_type] = record ? record.class.polymorphic_name : nil
end
- def different_target?(record)
- super || record.class != klass
- end
-
def inverse_reflection_for(record)
reflection.polymorphic_inverse_of(record.class)
end
diff --git a/activerecord/lib/active_record/associations/builder/belongs_to.rb b/activerecord/lib/active_record/associations/builder/belongs_to.rb
index b5fb0092d7..da4cc343eb 100644
--- a/activerecord/lib/active_record/associations/builder/belongs_to.rb
+++ b/activerecord/lib/active_record/associations/builder/belongs_to.rb
@@ -34,9 +34,7 @@ module ActiveRecord::Associations::Builder # :nodoc:
foreign_key = reflection.foreign_key
cache_column = reflection.counter_cache_column
- if (@_after_replace_counter_called ||= false)
- @_after_replace_counter_called = false
- elsif association(reflection.name).target_changed?
+ if association(reflection.name).target_changed?
if reflection.polymorphic?
model = attribute_in_database(reflection.foreign_type).try(:constantize)
model_was = attribute_before_last_save(reflection.foreign_type).try(:constantize)
diff --git a/activerecord/lib/active_record/associations/preloader.rb b/activerecord/lib/active_record/associations/preloader.rb
index 5c2ac5b374..d4d1b2a282 100644
--- a/activerecord/lib/active_record/associations/preloader.rb
+++ b/activerecord/lib/active_record/associations/preloader.rb
@@ -88,7 +88,6 @@ module ActiveRecord
if records.empty?
[]
else
- records.uniq!
Array.wrap(associations).flat_map { |association|
preloaders_on association, records, preload_scope
}