Remove the `text?` predicate from the type objects

This was only used for uniqueness validations. The first usage was in
conjunction with `limit`. Types which cast to string, but are not
considered text cannot have a limit. The second case was only with an
explicit `:case_sensitive => true` option given by the user.

1 files changed, 0 insertions, 4 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb
index b2a42e9ebb..2d2fede4e8 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/specialized_string.rb
@@ -8,10 +8,6 @@ module ActiveRecord
           def initialize(type)
             @type = type
           end
-
-          def text?
-            false
-          end
         end
       end
     end