diff options
Diffstat (limited to 'activerecord/lib')
| -rw-r--r-- | activerecord/lib/active_record/associations/collection_association.rb | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/associations/collection_association.rb b/activerecord/lib/active_record/associations/collection_association.rb index 1836ff0910..c5dff7ee1a 100644 --- a/activerecord/lib/active_record/associations/collection_association.rb +++ b/activerecord/lib/active_record/associations/collection_association.rb @@ -33,7 +33,13 @@ module ActiveRecord reload end - @proxy ||= CollectionProxy.create(klass, self) + if owner.new_record? + # Cache the proxy separately before the owner has an id + # or else a post-save proxy will still lack the id + @new_record_proxy ||= CollectionProxy.create(klass, self) + else + @proxy ||= CollectionProxy.create(klass, self) + end end # Implements the writer method, e.g. foo.items= for Foo.has_many :items |