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-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql/oid/uuid.rb28
1 files changed, 28 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/uuid.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/uuid.rb
new file mode 100644
index 0000000000..033e0324bb
--- /dev/null
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/uuid.rb
@@ -0,0 +1,28 @@
+module ActiveRecord
+ module ConnectionAdapters
+ module PostgreSQL
+ module OID # :nodoc:
+ class Uuid < Type::Value # :nodoc:
+ RFC_4122 = %r{\A\{?[a-fA-F0-9]{4}-?
+ [a-fA-F0-9]{4}-?
+ [a-fA-F0-9]{4}-?
+ [1-5][a-fA-F0-9]{3}-?
+ [8-Bab][a-fA-F0-9]{3}-?
+ [a-fA-F0-9]{4}-?
+ [a-fA-F0-9]{4}-?
+ [a-fA-F0-9]{4}-?\}?\z}x
+
+ alias_method :type_cast_for_database, :type_cast_from_database
+
+ def type
+ :uuid
+ end
+
+ def type_cast(value)
+ value.to_s[RFC_4122, 0]
+ end
+ end
+ end
+ end
+ end
+end