Fix regexp intervals.

railties/lib/rails/generators/generated_attribute.rb

@@ -27,9 +27,9 @@ module Rails
         # when declaring options curly brackets should be used
         def parse_type_and_options(type)
           case type
-          when /(string|text|binary|integer){(\d+)}/
+          when /(string|text|binary|integer)\{(\d+)\}/
             return $1, :limit => $2.to_i
-          when /decimal{(\d+),(\d+)}/
+          when /decimal\{(\d+),(\d+)\}/
             return :decimal, :precision => $1.to_i, :scale => $2.to_i
           else
             return type, {}