pg, inline casting methods into `OID::Type` objects.

This inlines casting for the most obvious types. The rest will
follow eventually. I need to put some tests in place, to make sure
that the inlining is not causing regressions.

/cc @sgrif

1 files changed, 6 insertions, 1 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/bit.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/bit.rb
index 9b2d887d07..dc077993c5 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/bit.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/bit.rb
@@ -5,7 +5,12 @@ module ActiveRecord
         class Bit < Type::String
           def type_cast(value)
             if ::String === value
-              ConnectionAdapters::PostgreSQLColumn.string_to_bit value
+              case value
+              when /^0x/i
+                value[2..-1].hex.to_s(2) # Hexadecimal notation
+              else
+                value                    # Bit-string notation
+              end
             else
               value
             end