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| author | Jeremy Kemper <jeremy@bitsweat.net> | 2006-05-07 02:03:25 +0000 |
|---|---|---|
| committer | Jeremy Kemper <jeremy@bitsweat.net> | 2006-05-07 02:03:25 +0000 |
| commit | d59f3a78a423064f53dadd9f55d05b5f7b2b240e (patch) | |
| tree | 2d69b9e85362f4b6b73422e5bb17e453a7af9208 /activerecord/lib/active_record/associations | |
| parent | 50f538b72bbe6657627c9efe55b65d167956d1b7 (diff) | |
| download | rails-d59f3a78a423064f53dadd9f55d05b5f7b2b240e.tar.gz rails-d59f3a78a423064f53dadd9f55d05b5f7b2b240e.tar.bz2 rails-d59f3a78a423064f53dadd9f55d05b5f7b2b240e.zip | |
uniq preserves order. References [4325].
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4326 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'activerecord/lib/active_record/associations')
| -rw-r--r-- | activerecord/lib/active_record/associations/association_collection.rb | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/associations/association_collection.rb b/activerecord/lib/active_record/associations/association_collection.rb index e705576120..428152eea0 100644 --- a/activerecord/lib/active_record/associations/association_collection.rb +++ b/activerecord/lib/active_record/associations/association_collection.rb @@ -109,7 +109,14 @@ module ActiveRecord end def uniq(collection = self) - collection.to_set.to_a + seen = Set.new + collection.inject([]) do |kept, record| + unless seen.include?(record.id) + kept << record + seen << record.id + end + kept + end end # Replace this collection with +other_array+ |