From 7f84f14efabf3e342a231b8aa9650cb484c802d6 Mon Sep 17 00:00:00 2001 From: Cristi Balan Date: Sat, 8 Aug 2009 17:39:31 +0100 Subject: Add rake db:forward - opposite of db:rollback [#768 state:resolved] Example: rake db:forward # performs the next migration rake db:forward STEP=4 # performs the next 4 migrations Signed-off-by: Pratik Naik --- activerecord/lib/active_record/migration.rb | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'activerecord/lib/active_record/migration.rb') diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb index 3963baa6b8..d205e57db3 100644 --- a/activerecord/lib/active_record/migration.rb +++ b/activerecord/lib/active_record/migration.rb @@ -397,6 +397,16 @@ module ActiveRecord down(migrations_path, finish ? finish.version : 0) end + def forward(migrations_path, steps=1) + migrator = self.new(:up, migrations_path) + start_index = migrator.migrations.index(migrator.current_migration) + + return unless start_index + + finish = migrator.migrations[start_index + steps] + up(migrations_path, finish ? finish.version : 0) + end + def up(migrations_path, target_version = nil) self.new(:up, migrations_path, target_version).migrate end -- cgit v1.2.3