schema migrations work as instances

activerecord/lib/active_record/migration.rb

@@ -288,12 +288,15 @@ module ActiveRecord
   #
   class Migration
     class << self
-      attr_accessor :verbose
       attr_accessor :delegate # :nodoc:
-      def method_missing(name, *args, &block) # :nodoc:
+    end
+
+    def self.method_missing(name, *args, &block) # :nodoc:
       (delegate || superclass.delegate).send(name, *args, &block)
     end
-    end
+
+    cattr_accessor :verbose
+
     self.delegate = new
     self.verbose  = true
 

activerecord/lib/active_record/schema.rb

@@ -46,11 +46,12 @@ module ActiveRecord
     #     ...
     #   end
     def self.define(info={}, &block)
-      new.instance_eval(&block)
+      schema = new
+      schema.instance_eval(&block)
 
       unless info[:version].blank?
         initialize_schema_migrations_table
-        assume_migrated_upto_version(info[:version], migrations_path)
+        assume_migrated_upto_version(info[:version], schema.migrations_path)
       end
     end
   end

activerecord/test/cases/migration_test.rb

@@ -19,6 +19,7 @@ if ActiveRecord::Base.connection.supports_migrations?
     class <<self
       attr_accessor :message_count
     end
+
     def puts(text="")
       self.class.message_count ||= 0
       self.class.message_count += 1