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author | Matthew Draper <matthew@trebex.net> | 2018-02-24 17:04:15 +1030 |
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committer | Matthew Draper <matthew@trebex.net> | 2018-02-24 17:15:32 +1030 |
commit | 17ca17072dcdff11b3702a6b45f2fb0c8f8fe9a4 (patch) | |
tree | 38afd3ed74f8afda1c2959fefbc13f70b2e448e2 /activerecord/lib/arel/attributes | |
parent | 5ecbeda0e225e4961977b5c516088cf12d92319f (diff) | |
parent | eb3f968b5ffdd3b343e7d190f1aa0b36864f56a2 (diff) | |
download | rails-17ca17072dcdff11b3702a6b45f2fb0c8f8fe9a4.tar.gz rails-17ca17072dcdff11b3702a6b45f2fb0c8f8fe9a4.tar.bz2 rails-17ca17072dcdff11b3702a6b45f2fb0c8f8fe9a4.zip |
Merge Arel into Active Record
Diffstat (limited to 'activerecord/lib/arel/attributes')
-rw-r--r-- | activerecord/lib/arel/attributes/attribute.rb | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/activerecord/lib/arel/attributes/attribute.rb b/activerecord/lib/arel/attributes/attribute.rb new file mode 100644 index 0000000000..41bc0c32c7 --- /dev/null +++ b/activerecord/lib/arel/attributes/attribute.rb @@ -0,0 +1,36 @@ +# frozen_string_literal: true +module Arel + module Attributes + class Attribute < Struct.new :relation, :name + include Arel::Expressions + include Arel::Predications + include Arel::AliasPredication + include Arel::OrderPredications + include Arel::Math + + ### + # Create a node for lowering this attribute + def lower + relation.lower self + end + + def type_cast_for_database(value) + relation.type_cast_for_database(name, value) + end + + def able_to_type_cast? + relation.able_to_type_cast? + end + end + + class String < Attribute; end + class Time < Attribute; end + class Boolean < Attribute; end + class Decimal < Attribute; end + class Float < Attribute; end + class Integer < Attribute; end + class Undefined < Attribute; end + end + + Attribute = Attributes::Attribute +end |