Excellent work! 👏 > Breaking change and Feature: jQuery.Deferred is now Promises/A+ compatible
Yay! There are subtle but important differences, I recommend reading the deferred section of the upgrade-guide <https://jquery.com/upgrade-guide/3.0/#deferred>, which does a good job explaining the changes. On Thu, Jun 29, 2017 at 10:34 PM Krinkle <[email protected]> wrote: > Hey all, > > TL;DR: In April 2017, the jQuery library in MediaWiki core was upgraded > from 1.x > to 3.x (the current stable version), with the jQuery Migrate plugin enabled > to > ease migration. We temporarily still load jQuery 1.x on Wikimedia wikis. > Read about the API changes at https://jquery.com/upgrade-guide/3.0/ > > == Upgrade guide == > > An overview of the important changes is available at: > https://jquery.com/upgrade-guide/3.0/ > This page also contains advice on how to migrate your code. In most cases > it involves fairly > simple changes, such as using a different method name, or adding quotes in > selectors. > > The vast majority of the added requirements and removed methods are > restored through > the jQuery Migrate plugin with a deprecation warning in the console. As > such, it's unlikely > your code will require any immediate changes. > > If you do find a deprecation warning in the console, you can use the > warning documentation > to find out more: > https://github.com/jquery/jquery-migrate/blob/e967c3b98b/warnings.md > > Once jQuery 3 is in Wikimedia production (with jQuery Migrate) it will be > easy to > find uses of deprecated methods with the deprecation warnings. However, you > don't > need to wait for August to start migrating. The methods removed in jQuery 3 > have > been deprecated for a while already, and their replacements are already > available > in jQuery 1.x in production, today. > > == Timeline == > > * April 2017: jQuery 3 lands in MediaWiki core master with jQuery Migrate > plugin. > * April to July 2017: Testing and fixing of issues arising from the switch. > * July 2017: jQuery 3 enabled in Wikimedia's Beta Cluster. [1] > * August 2017: jQuery 3 enabled on Wikimedia wikis in production. > > jQuery 3 will also be released as part of MediaWiki 1.30.0 (expected in > November 2017). [2] > > As part of MediaWiki 1.30, inclusion of jQuery Migrate will made > configurable so that sites > that have already migrated may disable the plugin for better run-time > performance. > > Track progress at <https://phabricator.wikimedia.org/T124742>. > > -- Krinkle > > [1] https://www.mediawiki.org/wiki/Beta_Cluster > [2] https://www.mediawiki.org/wiki/MediaWiki_1.30 > _______________________________________________ > Wikitech-l mailing list > [email protected] > https://lists.wikimedia.org/mailman/listinfo/wikitech-l _______________________________________________ Wikitech-l mailing list [email protected] https://lists.wikimedia.org/mailman/listinfo/wikitech-l
