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author | 90yukke <yukke.90@gmail.com> | 2013-07-22 23:08:02 +0300 |
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committer | 90yukke <yukke.90@gmail.com> | 2013-07-23 10:38:00 +0300 |
commit | b289519f4ff7829271674d66d3196e1ee23056b6 (patch) | |
tree | 7fdbeebaac918d4cef96f2b294697e2c2cf850db /activerecord/lib | |
parent | e0db277be0a57386d299fc0a231b585a612eb9ba (diff) | |
download | rails-b289519f4ff7829271674d66d3196e1ee23056b6.tar.gz rails-b289519f4ff7829271674d66d3196e1ee23056b6.tar.bz2 rails-b289519f4ff7829271674d66d3196e1ee23056b6.zip |
Fix merge error when Equality LHS is non-attribute.
This is reworking of rails/rails/pull/7380 made for rails 3.
Diffstat (limited to 'activerecord/lib')
-rw-r--r-- | activerecord/lib/active_record/relation/spawn_methods.rb | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/relation/spawn_methods.rb b/activerecord/lib/active_record/relation/spawn_methods.rb index 90f2ac3cde..b734fc5c51 100644 --- a/activerecord/lib/active_record/relation/spawn_methods.rb +++ b/activerecord/lib/active_record/relation/spawn_methods.rb @@ -32,11 +32,12 @@ module ActiveRecord merged_wheres = @where_values + r.where_values unless @where_values.empty? - # Remove duplicates, last one wins. + # Remove duplicate ARel attributes. Last one wins. seen = Hash.new { |h,table| h[table] = {} } merged_wheres = merged_wheres.reverse.reject { |w| nuke = false - if w.respond_to?(:operator) && w.operator == :== + if w.respond_to?(:operator) && w.operator == :== && + w.left.respond_to?(:relation) name = w.left.name table = w.left.relation.name nuke = seen[table][name] |