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| author | Emilio Tagua <miloops@gmail.com> | 2010-03-12 11:31:32 -0300 |
|---|---|---|
| committer | Emilio Tagua <miloops@gmail.com> | 2010-03-12 11:31:32 -0300 |
| commit | 5e76aa7962c4e02c67c1e1515e6ae1b5ca6190a7 (patch) | |
| tree | bb0347188cb8c492d3b687dd80f81dd140892b02 /lib/arel/algebra | |
| parent | 939b31da148aaa518640dc5c1a67d4e57febf6f1 (diff) | |
| download | rails-5e76aa7962c4e02c67c1e1515e6ae1b5ca6190a7.tar.gz rails-5e76aa7962c4e02c67c1e1515e6ae1b5ca6190a7.tar.bz2 rails-5e76aa7962c4e02c67c1e1515e6ae1b5ca6190a7.zip | |
Add accessibility to projections applied to the relation.
Diffstat (limited to 'lib/arel/algebra')
| -rw-r--r-- | lib/arel/algebra/relations/relation.rb | 1 | ||||
| -rw-r--r-- | lib/arel/algebra/relations/utilities/compound.rb | 2 |
2 files changed, 2 insertions, 1 deletions
diff --git a/lib/arel/algebra/relations/relation.rb b/lib/arel/algebra/relations/relation.rb index 4cd3f8e109..51c622cbe8 100644 --- a/lib/arel/algebra/relations/relation.rb +++ b/lib/arel/algebra/relations/relation.rb @@ -128,6 +128,7 @@ module Arel module DefaultOperations def attributes; [] end + def projections; [] end def wheres; [] end def orders; [] end def inserts; [] end diff --git a/lib/arel/algebra/relations/utilities/compound.rb b/lib/arel/algebra/relations/utilities/compound.rb index 9eca02c8c4..1a43c76a94 100644 --- a/lib/arel/algebra/relations/utilities/compound.rb +++ b/lib/arel/algebra/relations/utilities/compound.rb @@ -5,7 +5,7 @@ module Arel :column_for, :engine, :sources, :locked, :table_alias, :to => :relation - [:attributes, :wheres, :groupings, :orders, :havings].each do |operation_name| + [:attributes, :wheres, :groupings, :orders, :havings, :projections].each do |operation_name| class_eval <<-OPERATION, __FILE__, __LINE__ def #{operation_name} @#{operation_name} ||= relation.#{operation_name}.collect { |o| o.bind(self) } |