coders can be assigned to columns

2 files changed, 18 insertions, 1 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb
index e1a39feb07..e2582f7f15 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb
@@ -17,7 +17,9 @@ module ActiveRecord
       end
 
       attr_reader :name, :default, :type, :limit, :null, :sql_type, :precision, :scale
-      attr_accessor :primary
+      attr_accessor :primary, :coder
+
+      alias :encoded? :coder
 
       # Instantiates a new column in the table.
       #
@@ -37,6 +39,7 @@ module ActiveRecord
         @type      = simplified_type(sql_type)
         @default   = extract_default(default)
         @primary   = nil
+        @coder     = nil
       end
 
       # Returns +true+ if the column is either of type string or text.
diff --git a/activerecord/test/cases/column_definition_test.rb b/activerecord/test/cases/column_definition_test.rb
index f87f819812..a80deee93e 100644
--- a/activerecord/test/cases/column_definition_test.rb
+++ b/activerecord/test/cases/column_definition_test.rb
@@ -10,6 +10,20 @@ module ActiveRecord
         end
       end
 
+      def test_can_set_coder
+        column = Column.new("title", nil, "varchar(20)")
+        column.coder = YAML
+        assert_equal YAML, column.coder
+      end
+
+      def test_encoded?
+        column = Column.new("title", nil, "varchar(20)")
+        assert !column.encoded?
+
+        column.coder = YAML
+        assert column.encoded?
+      end
+
       # Avoid column definitions in create table statements like:
       # `title` varchar(255) DEFAULT NULL
       def test_should_not_include_default_clause_when_default_is_null