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authorwycats <wycats@gmail.com>2010-04-30 11:17:58 -0700
committerwycats <wycats@gmail.com>2010-04-30 11:17:58 -0700
commit0fe8827bf384cb99ab757236555c7af18793d515 (patch)
treea7ac2143c78964cad8ee87d9ff8a1c52abf61249 /activerecord/lib/active_record/migration.rb
parent91963e9e33eb5a28297323f1346aeb8b643e9d65 (diff)
parent6b559474fb7fae0160860fc62752da347af032b2 (diff)
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Merge branch 'master' of github.com:rails/rails
Diffstat (limited to 'activerecord/lib/active_record/migration.rb')
-rw-r--r--activerecord/lib/active_record/migration.rb10
1 files changed, 7 insertions, 3 deletions
diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb
index c163fb982a..940f825038 100644
--- a/activerecord/lib/active_record/migration.rb
+++ b/activerecord/lib/active_record/migration.rb
@@ -384,9 +384,13 @@ module ActiveRecord
class << self
def migrate(migrations_path, target_version = nil)
case
- when target_version.nil? then up(migrations_path, target_version)
- when current_version > target_version then down(migrations_path, target_version)
- else up(migrations_path, target_version)
+ when target_version.nil?
+ up(migrations_path, target_version)
+ when current_version == 0 && target_version == 0
+ when current_version > target_version
+ down(migrations_path, target_version)
+ else
+ up(migrations_path, target_version)
end
end